Operational Amplifier Chips
Showing 1–60 of 131 results
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TDA2822M Digital Power Amplifier Board 2×1.5W 2.0-Channel Stereo Audio Power Amp Module 3 p Wiring Jokes 63x29x23mm
TDA2822M Digital Power Amplifier Board 2x1.5W 2.0-Channel Stereo Audio Power Amp Module Specification: Rating: 1W x 2 1-3 inch speaker Mximum power: 1.5 W x 2 0.2-5 W can meet the speakers Speaker impedance: 4-32 Ω Power amplifier ratio: ≥50 db Distortion: 0.1 Input interface: 3 p wiring jokes Adjust the form: volume adjustment Input voltage: DC 1.8-12V Product size: 63 x 29 x 23mm/2.48 x 1.14 x 0.91 Product weight: 25g Packing size: 100 x 50 x 30mm/3.94 x 1.97 x 1.18 Gross weight: 25g Instructions for use: 1. Connect the speakers The speakers [...]
41.29 $ Add to cart -
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XH-M273 PT2399 Digital Preamplifier Board Karaoke Reverberation Microphone Control Kits NE5532 Op Amp DC 12-24V
Description XH-M273 Karaoke board reverberation board microphone amplifier board DC12-24VMain performanceThis karaoke board uses the PT2399 reverberation chip, with the NE5532 op amp, it can mix the human voice and the music, which can realize the independent adjustment of the music volume, microphone volume, and reverberation time to achieve the K song effect.This product can use DC 12-24V power supply or AC 5-12V. It can be directly used for various digital power amplifier boards. If the power supply voltage is the same, the power supply can be shared extremely conveniently. Note Only adjustable moving-coil microphone can be used, [...]
51.28 $ Add to cart -
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Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Module Board 3V 5V 5W Audio Output Input Amplifier Board
Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Module Board 3V 5V 5W Audio Output Input Amplifier Board Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light and [...]
40.46 $ Add to cart -
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Mini HXJ8002 Audio Power Amplifier Board Module BTL Audio Amplifier Module 3W Mono Channel Voice Low Noise 2.0-5.5V for Speaker
Description: HXJ8002 is a single channel 3W, BTL bridge connected audio shear rate amplifier. It can work at 5V operating voltage, 3 loads, and provide an average output power of 3W with THD <106. HXJ8002 is specially designed to provide high-power, high-fidelity audio output. Extremely old external components simplify the circuit design, save circuit board space, reduce sub-production costs, and can work under low voltage conditions 2.0V- 5.5V. HXJ8002 does not need coupling capacitor, bootstrap capacitor or buffer network, so it is very suitable for low volume and low weight low power consumption system. Specifications: Product Parameters: 1. Onboard HXJ8002 [...]
40.74 $ Add to cart -
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20pin protection module for ASUS TPM-L R2.0/Gigabyte GC-TPM2.0 Compatible Trust Platform Module 20-pin 20-1
Must-see requirements before placing an order:Please make sure your motherboard supports TPM 2.0 modulePlease try and provide the motherboard model the middle part of the motherboard is usually above the graphics card slot and photo socket. There is no fixed specification for this interface, and there are many varieties.You can check your compatibility and incompatibility with this motherboard moduleThe first step: first confirm your own motherboard manufacturer, divided into Intel and AMD.If it is Intel, please check the number after the English letter. Any number greater than 99 including 99 is fine, for example: ASUS X99, 99 after x is [...]
56.28 $ Add to cart -
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Mini PAM8403 DC 5V 2 Channel USB Digital Audio Amplifier Board Module Volume Control with Potentionmeter
Description: product information: PAM8403 is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips, The circuit adopts reasonable peripheral configuration, and the power filter is upgraded to 470uf some sellers do not even have 100uf or even no capacitance 1.6mm glass fiber board, which really makes the power amplifier board meticulous, and outputs 3W 3W high-fidelity sound quality. A rare good product for amplifier enthusiasts, The potentiometer adopts the anti-meter body, with a lifespan of up to 15 years, and the potentiometer with a switch can directly cut [...]
40.49 $ Add to cart -
New Linlai KT88 HiFi Vacuum Tube Amplifier Tested Matched Quad Replace Gold Lion Shuguang Psvane 6550A-98
Most shops said matched pair. but they even donot have a testing machine . It is very funny. Speaking is very very easy! they even donot want to purchase a tester, not to mention how to use it. . Very Easy to know if they really have tester, Ask them some professional question, like, the working voltage of tubes you pruchase, show you a tester photos ETC, mostly the web shop show tester on his mart , also a photo thief from other website!!! New Linlai KT88. Creating a sparkly sound stage with strong bass authority Before [...]
113.09 $ Add to cart -
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XH-A232 High Power Amplifier 30w+30w High Power Audio Amplifier Module Subwoofer Board Kit Dual Channel Stereo Amplifier
XH-A232 30w+30w Digital Subwoofer Amplifier Module Audio Speaker Dual Channel Board Bass MP3 Power Part Accessory Specification: Model: XH-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: above 3A Number of channels: double channels Max: 30 w + 30 w Output impedance: 4-8 ohms SNR: 100dB Size: 53 x 45 x 14MM/2.1X1.8X0.6in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Amplifier Board [...]
41.40 $ Add to cart -
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Aux Audio Noise Reducer Ground Loop Noise Isolator 3.5mm Audio Isolator Auido Humming Hissing Buzzing Noise Eliminator
265 Aux Audio Noise Reducer Ground Loop Noise Isolator 3.5mm Audio Isolator Auido Humming Hissing Buzzing Noise Eliminator Features: Works with any portable device that has 3.5mm audio jack, for your Car Audio System/Home Stereo; Completely eliminating the buzzing noise, caused by ground loop which happens when the audio source; Compact and portable ,easy to carry; You can enjoy the clean and clear music/audio by eliminating the current noise in some car speakers; Car stereo noise filter is a simple way to eliminate problematic noise; Specifications: Material:PVC Interface:3.5mm PlugAUX Cable Package Includes: 1x 3.5mm Audio [...]
46.89 $ Add to cart -
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MINI Bluetooth 5.0 Audio Speakers DIY High Power Digital Amplifier Stereo Board 50W+50W AMP Amplificador Home Theater
47.35 $ Add to cart -
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WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 inch Net weight: 43g / piece Note: Due to the different monitor and light [...]
41.15 $ Add to cart -
20pcs UA741CN UA741CP UA741DIP8 Compensated General Purpose Operational Amplifier Chip
43.48 $ Add to cart -
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HXJ8002 Mini Mono Amplifier Board Module BTL Audio Power Sound Voice AMP Board 3W 2.0-5.5V Amplifier For Speakers Volume Control
HXJ8002 is a single channel 3W, BTL bridge connected audio shear rate amplifier. It can work at 5V operating voltage, 3 loads, and provide an average output power of 3W with THD <106. HXJ8002 is specially designed to provide high-power, high-fidelity audio output. Extremely old external components simplify the circuit design, save circuit board space, reduce sub-production costs, and can work under low voltage conditions 2.0V- 5.5V. HXJ8002 does not need coupling capacitor, bootstrap capacitor or buffer network, so it is very suitable for low volume and low weight low power consumption system. Specifications: Product Parameters: 1. Onboard HXJ8002 single [...]
40.95 $ Add to cart -
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HD Amplifier Board 100db Snr Mp3 Amplifier Module 30W+30W Overvoltage Protection DC8V-26V Digital Audio Power Amplifier Board
Feature: 1. Higher Overload Capacity: Digital power amplifier has higher overload capacity than analog power amplifier, it will not cause crossover distortion, transient intermodulation distortion, and you dont have to worry about the internal resistance of the speaker. 2. Protection Function: There are overvoltage protection, overcurrent protection, overheating protection, and short circuit protection functions. 3. Wide Output Voltage: Dual channel 30W+30W power output and wide input voltage range of DC8V-26V. 4. Good Sound Quality: Two-channel, high-definition digital audio power amplifier board. 5. Excellent Service: If you have any questions about our [...]
41.36 $ Add to cart -
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TPA3116D2 High Power Amplifier 30w+30w High Power Audio Amplifier Module Subwoofer Board Kit Dual Channel Stereo Amplifier
TPA3116D2 High Power Amplifier 30w+30w High Power Audio Amplifier Module Subwoofer Board Kit Dual Channel Stereo Amplifier Specification: Model: XH-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: above 3A Number of channels: double channels Max: 30 w + 30 w Output impedance: 4-8 ohms SNR: 100dB Size: 53 x 45 x 14MM/2.1X1.8X0.6in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. [...]
41.29 $ Add to cart -
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Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input
Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light and screen [...]
41.20 $ Add to cart -
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TDA2822M Stereo Audio Power Amplifier Board Mini 2.0 Channel 1.5Wx2 Sound Amplifiers Module Stereo Audio Power Amp Module
TDA2822M Digital Power Amplifier Board 2x1.5W 2.0-Channel Stereo Audio Power Amp Module Specification: Rating: 1W x 2 1-3 inch speaker Mximum power: 1.5 W x 2 0.2-5 W can meet the speakers Speaker impedance: 4-32 Ω Power amplifier ratio: ≥50 db Distortion: 0.1 Input interface: 3 p wiring jokes Adjust the form: volume adjustment Input voltage: DC 1.8-12V Product size: 63 x 29 x 23mm/2.48 x 1.14 x 0.91 Product weight: 25g Packing size: 100 x 50 x 30mm/3.94 x 1.97 x 1.18 Gross weight: 25g Instructions for use: 1. Connect the speakers The speakers at both [...]
41.25 $ Add to cart -
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PAM8403 Mini 5V Audio Digital Power Amplifier Board Audio Amplifier USB Power Supply 2*3W Volume Control Power Amplifier Module
Description: product information: PAM8403 is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips, The circuit adopts reasonable peripheral configuration, and the power filter is upgraded to 470uf some sellers do not even have 100uf or even no capacitance 1.6mm glass fiber board, which really makes the power amplifier board meticulous, and outputs 3W 3W high-fidelity sound quality. A rare good product for amplifier enthusiasts, The potentiometer adopts the anti-meter body, with a lifespan of up to 15 years, and the potentiometer with a switch can directly cut off [...]
40.90 $ Add to cart -
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TPA3110 XH-A232 30W+30W 2.0 Channel Digital Stereo Audio Power Amplifier Board DC 8-26V 3A Dual Channel 30W
Description: Product Name: Digital Audio Power Amplifier Board Product model: XR-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: more than 3A Number of channels: two channels Peak value: 30w 30w Output impedance: 4-8 ohms Signal to noise ratio: 100db Product net weight: 21 grams Appearance size: 53 x 45 x 14MM Specifications: Good quality; Easy to link; Package Included: 1 x audio power [...]
41.29 $ Add to cart -
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JK For JK BMS RS485 Adapter Module
Compatible Audio & Video Equipment Style: AmplifierColour:As Contents:1 x LCD Display/1 x 485 ConverterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. JK For JK BMS RS485 Adapter Module [...]
52.58 $ Add to cart -
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AD584 LM399 Voltage Reference 2.5V / 5V / 7.5V / 10V High Precision Reference Source
62.46 $ Add to cart -
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Super Mini HXJ8002 Audio Power Amplifier Board Mono Channel Voice Low Noise Amplifiers Module 2.0-5.5V Replace PAM8403 NEW
Description: HXJ8002 is a single channel 3W, BTL bridge connected audio shear rate amplifier. It can work at 5V operating voltage, 3 loads, and provide an average output power of 3W with THD <106. HXJ8002 is specially designed to provide high-power, high-fidelity audio output. Extremely old external components simplify the circuit design, save circuit board space, reduce sub-production costs, and can work under voltage conditions 2.0V- 5.5V. HXJ8002 does not need coupling capacitor, bootstrap capacitor or buffer network, so it is very suitable for volume and low weight low power consumption system. Specifications: Product Parameters: 1. Onboard HXJ8002 single channel [...]
40.95 $ Add to cart -
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New 14pin TPM Module Board For MSI LPC TPM 2.0 Encryption Security Module Remote Card For Windows 11 Motherboard 14 Pin U7Z9
Must-see requirements before placing an order:Please make sure your motherboard supports TPM 2.0 modulePlease try and provide the motherboard model the middle part of the motherboard is usually above the graphics card slot and photo socket. There is no fixed specification for this interface, and there are many varieties.You can check your compatibility and incompatibility with this motherboard moduleThe first step: first confirm your own motherboard manufacturer, divided into Intel and AMD.If it is Intel, please check the number after the English letter. Any number greater than 99 including 99 is fine, for example: ASUS X99, 99 after x is [...]
52.68 $ Add to cart -
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XH-A232 30w+30w Digital Subwoofer Amplifier Module Audio Dual Channel Board
XH-A232 30w+30w Digital Subwoofer Amplifier Module Audio Speaker Dual Channel Board Bass MP3 Power Part Accessory Specification: Model: XH-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: above 3A Number of channels: double channels Max: 30 w + 30 w Output impedance: 4-8 ohms SNR: 100dB Size: 53 x 45 x 14MM/2.1X1.8X0.6in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Amplifier [...]
41.30 $ Add to cart -
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Speaker Frequency Divider Stereo Crossover WEAH-234 80W 2 Way Speaker Frequency Divider Audio Treble Bass Filter
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters DeviceFeature:41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response.Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency WEAH-D234 high and low frequency divisionPower: 80WImpedance: 4-8 ohmApplicable speaker: less than 6 inchNet weight: 43g / pieceNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from [...]
41.19 $ Add to cart -
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1PCS Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input
1PCS Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x [...]
40.30 $ Add to cart -
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Tpm 2.0 Encryption Security Module Remote Card Supports 2.0 Version Support 18 Pin Multi-brand 20-1pin Motherboard 12 14
Note: Please click this link to check whether this TPM 2.0 board is compatible with your device before purchase: The color is random.Note: The appearance and color of the received goods will be different due to different batches, but it will not affect the use. Please be careful when taking pictures.Before shooting, please check the motherboard manual to confirm that your motherboard supports TPM2.0 technology. You can check or consult on the motherboards official website. Some motherboards need to plug in the TPM module or update to the latest BIOS to enable the TPM option. [...]
53.64 $ Add to cart -
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DIY Bluetooth Audio Receiver board Bluetooth 5.0 MP3 Lossless Decoder Board Wireless Stereo Music Module 3.7-5V
41.39 $ Add to cart -
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Microphone Preamplifier Board Preamp AD828 Chip Stereo Preamp Power Amplifier Board Preamplifier Module
U.S. buyer attention: The areas where the US warehouse does not deliver goods are: Hawaii, Alaska, Puerto Rico, Guam and other US overseas territories. And the military address. Spanish buyers attention: if your address includes following postal code please do not choose the Spanish warehouse. The zip code starts with 35/38. Overseas warehouse cannot be delivered. Feature: Small size design, SMT process, input and output coupling capacitor using imported non-polar brand capacitors, op amp using fever-level AD828 chip. Specification: Working voltage: DC 5V-15V Board size: 33x25mm/1.30x0.98 Notice: The board has no voltage [...]
41.15 $ Add to cart -
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Audio Speaker Frequency Divider Full Range Treble Bass 80W 2 Way Crossover Audio Filters HiFi Speaker Dual Crossover
U.S. buyer attention: The areas where the US warehouse does not deliver goods are: Hawaii, Alaska, Puerto Rico, Guam and other US overseas territories. And the military address. Spanish buyers attention: if your address includes following postal code please do not choose the Spanish warehouse. The zip code starts with 35/38. Overseas warehouse cannot be delivered. WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and [...]
41.10 $ Add to cart -
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80W 2 Way Crossover Audio Filters HiFi Speaker Dual Frequency Divider Speaker Frequency Divider Stereo Crossover
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 inch Net weight: 43g / piece Note: Due to the [...]
41.06 $ Add to cart -
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TPM 2.0 Encryption Security Module Remote Card Supports Version 2.0 12 14 18 20-1pin Pin Support Multi-brand Motherboard
Before shooting, please check the motherboard manual to confirm that your motherboard supports TPM2.0 technology. You can check or consult on the motherboards official website.Some motherboards need to plug in the TPM module or update to the latest BIOS to enable the TPM option.Please cancel other computer security technologies before installation.It is clearly stated that the motherboards that support TPM2.0 are:FOR ASUSFOR Intel: series, series, series, X299 series, W480 series, C621/C422/C246 series and so on.FOR AMD: X570/B550/A520 series, X470/B450 series, X370/B350/A320 series, TRX40/WRX80 series, etc.FOR GIGABYTEFOR Intel: X299, C621, C232, C236, C246, 200, 300, 400, [...]
56.43 $ Add to cart -
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XH-A232 30w+30w Digital Audio Speaker Bass Amplifier Module Board Accessories
XH-A232 30w+30w Digital Subwoofer Amplifier Module Audio Speaker Dual Channel Board Bass MP3 Power Part Accessory Specification: Model: XH-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: above 3A Number of channels: double channels Max: 30 w + 30 w Output impedance: 4-8 ohms SNR: 100dB Size: 53 x 45 x 14MM/2.1X1.8X0.6in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Amplifier Board [...]
41.50 $ Add to cart -
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WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W 5.8GHZ 5.2GHZ With TYPE-C Cable Antenna + Aluminum She
WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W with antenna with TYPE-C cable aluminum alloy shell WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ-1W Applicable to WIFI, Bluetooth transmission, data transmission, image transmission, shieldingnote:1 The antenna that comes with the delivery must be connected first, and then power on. Otherwise, the chip will be burnt out due to excessive reflected signals!2 Regarding the power supply, a 5V/2A adapter is used, and the normal current is greater than 1A during operation.3 The body adopts an all-aluminum box shell with good heat dissipation and suitable for long-time work.2. Module parameters1. Power supply: TYPE-C line; [...]
86.45 $ Add to cart -
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STK082G STK080 STK082 STK080G STK083 STK084 STK086G STK084G STK085 STK086 Gratis Verzending Nieuwe Originele Igbt Module
53.25 $ Add to cart -
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4 Way Bi-Directional RCA Stereo Audio Switch 2 In 4 Out or 4 In 2 Out L/R Jack Sound Channel RCA Audio Switcher Selector
Features: brand new and high quality 4-Port R/L Stereo audio switcher: two-way switching splitter audio sharing active speakers The 4-channel switch knob, completely isolates independent circuits, ensuring that each signal is not affected by the other three channels. Plug and play; no external power supply required; no impact on sound quality 2 in 4 out/ 4 in 2 out bi-directional switch, each output volume is independently controlled. Share a single stereo source, no audio crackle- minimal distortion at highest volumes. No loss of signal when all four ports connected. Specifications: Model: GV- AC004A Item: 4 Way Bi-Directional RCA Stereo Audio [...]
73.21 $ Add to cart -
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Audio Power Amplifier Board Module Mini BTL Audio Amplifier Module Mono Channel 3W 2.0-5.5V Low Noise Audio Board For Speaker
Description: HXJ8002 is a single channel 3W, BTL bridge connected audio shear rate amplifier. It can work at 5V operating voltage, 3 loads, and provide an average output power of 3W with THD <106. HXJ8002 is specially designed to provide high-power, high-fidelity audio output. Extremely old external components simplify the circuit design, save circuit board space, reduce sub-production costs, and can work under low voltage conditions 2.0V- 5.5V. HXJ8002 does not need coupling capacitor, bootstrap capacitor or buffer network, so it is very suitable for low volume and low weight low power consumption system. Specifications: Product Parameters: 1. [...]
40.56 $ Add to cart -
Shuguang Treasure CV181-Z Matched Pair Repalce 6SN7/CV1998/6H8C/6N8P/ECC32
Shuguang Treasure CV181-Z is exchangeable with 6SN7GT.They are closely matched and tested for noise. Each tube glass is different shape and size! expecially different producing time.Before we deliver it we would mantched the size and current first. we will first let tubes working on the tube amplfier first incase of hum and noise,then make the delivery Super Alloy technology, firstly used in aviation, aerospace, military, and high-tech areas, was adopted to improve the electronic emission capabilities and current stability of electron tubes.First Application of the High Polymer Compound HPCC carbon polymer composite technology to enhance the greater concentration of [...]
123.01 $ Add to cart -
WEGE ZK-1001B 100W Mono BT Audio Power Amplifier Board Module TPA3116D2 AMP True Wireless Wuzhi Audio APP Music
Wuzhi Audio APP download link: Note: It needs to be assembled by yourself, and the material package is given a screwdriver. The suitable power supply of the product is DC power supply, and AC power supply is not allowed! The color of the product may be slightly different from the picture due to the differences of light, angle and shooting equipment. The product size is measured manually. Please allow slight deviation in the measurement data and make sure you don't mind. Product features ZK-1001B is a 100W mono BT power amplifier module, which uses TPA3116D2 [...]
59.73 $ Add to cart -
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Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 3V 5V 5W Audio Output Input Sing Machine Module Board
Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 3V 5V 5W Audio Output Input Sing Machine Module Board Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light [...]
40.46 $ Add to cart -
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Bluetooth Audio Receiver Board Bluetooth 4.1 5.0 MP3 Lossless Decoder Board Wireless Stereo Music Module 3.7-5V VHM-314 XY-BT
40.76 $ Add to cart -
Linlai E6SN7 Replace PSVANE/SHUGUANG 6SN7/6N8P/ECC32/CV181 One Matched Pair 24months Guarenteed
Most shops said matched pair. but they even donot have a testing machine . It is very funny. Speaking is very very easy! they even donot want to purchase a tester, not to mention how to use it. . Very Easy to know if they really have tester, Ask them some professional question, like, the working voltage of tubes you pruchase, show you a tester photos ETC, mostly the web shop show tester on his mart , also a photo thief from other website!!! New Products Linlai Elite Series E6SN7 Linlai Elite E6SN7 Big Balloon Tube Very Very Successful [...]
173.53 $ Add to cart -
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TPA3110 Audio Amplifier Board XH-A232 30W+30W 2.0 Channel Class D Digital Stereo Sound AMP DC 8-26V 3A For Home TV Speaker
Description: Product Name: Digital Audio Power Amplifier Board Product model: XR-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: more than 3A Number of channels: two channels Peak value: 30w 30w Output impedance: 4-8 ohms Signal to noise ratio: 100db Product net weight: 21 grams Appearance size: 53 x 45 x 14MM Specifications: Good quality; Easy to link; Package Included: 1 x audio [...]
41.18 $ Add to cart -
5pcs/Lot 120UF 200V Japan NCC LXG Series 22*25mm Low ESR Long Life 200V120UF Aluminum Electrolytic Capacitor NIPPON CHEMI-CON
57.70 $ Add to cart -
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WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W 5.8GHZ 5.2GHZ With TYPE-C Cable Antenna + Aluminum She
WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W with antenna with TYPE-C cable aluminum alloy shell WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ-1W Applicable to WIFI, Bluetooth transmission, data transmission, image transmission, shieldingnote:1 The antenna that comes with the delivery must be connected first, and then power on. Otherwise, the chip will be burnt out due to excessive reflected signals!2 Regarding the power supply, a 5V/2A adapter is used, and the normal current is greater than 1A during operation.3 The body adopts an all-aluminum box shell with good heat dissipation and suitable for long-time work.2. Module parameters1. Power supply: TYPE-C line; [...]
86.45 $ Add to cart -
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3.5mm Headset Adapter Headphone Mic Y Splitter Cable 3.5mm AUX Stereo Audio Male to 2 Female Separate Audio Microphone Plugsnt
3.5mm Headset Adapter Headphone Mic Y Splitter Cable 3.5mm AUX Stereo Audio Male to 2 Female Separate Audio Microphone Plugs Product name: One female and two male adapter cables Applicable equipment: mobile phone, MP3, computer, tablet and other audio equipment Product material: PVC+woven wire Product function: Computer 3.5 transfer connection Product length: 22cm Available colors: gray, black Product [...]
42.46 $ Add to cart -
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PAM8403 5V Power Audio Amplifier Board 2 Channel 3W W Volume Control / USB Power
Description: product information: PAM8403 is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips, The circuit adopts reasonable peripheral configuration, and the power filter is upgraded to 470uf some sellers do not even have 100uf or even no capacitance 1.6mm glass fiber board, which really makes the power amplifier board meticulous, and outputs 3W 3W high-fidelity sound quality. A rare good product for amplifier enthusiasts, The potentiometer adopts the anti-meter body, with a lifespan of up to 15 years, and the potentiometer with a switch can directly cut off the [...]
40.51 $ Add to cart -
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1PCS XPT8871 Mono Amplifier Board DC 5V 1A 5W Audio Placa Amplificador Mini Speaker Sound Board Volume Control Output Input
1PCS XPT8871 Mono Amplifier Board DC 5V 1A 5W Audio Placa Amplificador Mini Speaker Sound Board Volume Control Output Input Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x [...]
40.93 $ Add to cart -
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1 Pc Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input
1 Pc Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x [...]
41.18 $ Add to cart -
Linlai Hifi 6SN7 Vacuum Tube Hifi Audio Tube Amplifier Replace 6N8P/CV181/ECC32 One Pcs 15Months Guarenteed
90.76 $ Add to cart -
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3-12V DC High Precision AD620 Microvolt mV Voltage Amplifier Module Small Signal Instrumentation Amplifier Board
The United States customers attention: When you select Ship From United States , the following addresses will not provide delivery service: Hawaii, Alaska, Puerto Rico, Guam, APO, DPO, FPO, etc . Recommend you to choose Ship From China .Thank you!!! Clientes de España atención: Cuando selecciona Enviar desde España , el servicio de entrega no está disponible en los siguientes códigos postales: 35000-35999 38000-38999 Se recomienda que elija Enviar desde China . ¡Gracias! ! ! 3-12V DC High Precision AD620 Microvolt mV Voltage Amplifier Module Small Signal Instrumentation Amplifier [...]
44.60 $ Add to cart -
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2×1.5W TDA2822M Digital Power Amplifier Board 2-Channel Audio Power Amp Module
TDA2822M Digital Power Amplifier Board 2x1.5W 2.0-Channel Stereo Audio Power Amp Module Specification: Rating: 1W x 2 1-3 inch speaker Mximum power: 1.5 W x 2 0.2-5 W can meet the speakers Speaker impedance: 4-32 Ω Power amplifier ratio: ≥50 db Distortion: 0.1 Input interface: 3 p wiring jokes Adjust the form: volume adjustment Input voltage: DC 1.8-12V Product size: 63 x 29 x 23mm/2.48 x 1.14 x 0.91 Product weight: 25g Packing size: 100 x 50 x 30mm/3.94 x 1.97 x 1.18 Gross weight: 25g Instructions for use: 1. Connect the speakers The speakers at [...]
41.39 $ Add to cart -
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TPA3110 Audio Amplifier Board XH-A232 30W+30W 2.0 Channel Class D Digital Stereo Sound AMP DC 8-26V 3A For Home TV Speaker
Description: Product Name: Digital Audio Power Amplifier Board Product model: XR-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: more than 3A Number of channels: two channels Peak value: 30w 30w Output impedance: 4-8 ohms Signal to noise ratio: 100db Product net weight: 21 grams Appearance size: 53 x 45 x 14MM Specifications: Good quality; Easy to link; Package Included: 1 x [...]
41.10 $ Add to cart -
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DIY Stereo Amplifier Board LTK5328 Bluetooth-compatible 5.0 Audio Power Digital Amplifier Module Two-channel Dropshipping
Description for LTK5328: Product color: black Power interface: micro 5p reserved 2.5mm welding port Input voltage: 3.7V-5V Amplifier working mode: switchable class AB and class D Signal-to-noise ratio: 90DB THD N:-70DB Crosstalk: -86db DNR: 91db Product size: 54mm x 33mm x 15mm Packing size: 8cm x 5cm x 2cm Specifications: 1【output interface】 speaker output port x 2 groups one group for left and right channels, it is recommended to connect 4 ohm 5W-50W power speakers for use 2【Switchable mode】Users can freely switch between CLASS AB or CLASS D working mode according to sound [...]
41.09 $ Add to cart -
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DC 5-15V AD828 Chip Stereo Preamp Power Amplifier Board Preamplifier Module
Feature: Small size design, SMT process, input and output coupling capacitor using imported non-polar brand capacitors, op amp using fever-level AD828 chip. Specification: Working voltage: DC 5V-15V Board size: 33x25mm/1.30x0.98 Notice: The board has no voltage regulation function. It is best to use a regulated power supply or battery-powered, otherwise there may be interference. Note: 1. There may be slight size deviations due to manual measurement, different measuring methods and tools. 2. The picture may not reflect the actual color of the item because of different photographing light, angle and display monitor. 1 X Preamplifier [...]
41.15 $ Add to cart -
Guiguang NOS 4300B Tube Titanium Plate Golden Grid Original Box Packed Replace WE300B/Linlai 300B /Shuguang 300B matched pair
Guiguang NOS 4300B Tube Titannum Plate Golden Grid Original Box Packed Replace WE300B/Linlai 300B /Shuguang 300B matched pair I need to stress SOME ISSUES. Titanium Plate is ONLY USED by GuiGuang tubes. It is very sorry that the factory closed. But there are still some stock we found in factory warehouse. Before we deliver the tubes we must test and work on the tube amplifers for a while. and then deliver them.Titanium Plate dissipation is higher than notmal 300B. When work at A class, there will be 8.5Watt output. But it is not only output different. the most impirtant [...]
145.79 $ Add to cart -
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Bluetooth-compatible 5.0 LTK5328 Audio Power Amplifier Stereo Dual Channel Digital Power Amplifier Board 3.7V-5V
Bluetooth-compatible 5.0 LTK5328 Audio Power Amplifier Stereo Dual Channel Digital Power Amplifier Board 3.7V-5V Description: Product color: black Power interface: micro 5p reserved 2.5mm welding port Input voltage: 3.7V-5V Amplifier working mode: switchable class AB and class D Signal-to-noise ratio: 90DB THD N:-70DB Crosstalk: -86db DNR: 91db Product size: 54mm x 33mm x 15mm Packing size: 8cm x 5cm x 2cm Specifications: 【output interface】 speaker output port x 2 groups one group for left and right channels, it is recommended to connect 4 ohm 5W-50W power speakers for use 【Switchable mode】Users can freely [...]
41.24 $ Add to cart -
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Official TPA3110 Stereo Audio Power Amplifier Board XH-A232 30W+30W 2.0 Channel Digital Audio Power Amplifier DC 8-26V 3A C6-001
42.79 $ Add to cart -
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2*25W 50W Amplifier MP3 Player Decoder Board 6V-18V Bluetooth 5.0 Car FM Radio Module Support TF USB AUX
The Bluetooth version is version 5.0 MP3 / wma music format Power: 2 x 25 W, can be connected to two 4-ohm or 8-ohm 25W loudspeakers FM frequency: 87.5-107.5 MHz Support function introduction: support mp3 / USB / TF / Aux / FM / Bluetooth / remote control / DC: 12V Features: 1. Automatically support USB / TF / Bluetooth / FM / AUX switching. Prompt and convert to cable signal sound or English voice optional 2. Support music in MP3 / WMA / WAV format. MP3 songs 32-320kbps, WAV / WMA is 1411kbps or below 3. Support USB [...]
49.13 $ Add to cart -
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WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W With TYPE-C Cable Antenna + Aluminum She
WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W with antenna with TYPE-C cable aluminum alloy shell WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ-1W Applicable to WIFI, Bluetooth transmission, data transmission, image transmission, shieldingnote:1 The antenna that comes with the delivery must be connected first, and then power on. Otherwise, the chip will be burnt out due to excessive reflected signals!2 Regarding the power supply, a 5V/2A adapter is used, and the normal current is greater than 1A during operation.3 The body adopts an all-aluminum box shell with good heat dissipation and suitable for long-time work.2. Module parameters1. Power supply: TYPE-C line; USB [...]
84.88 $ Add to cart