• Speaker Protection Board Component Audio Amplifier Boot Delay DC Protect S6Q9

    The circuit is simple,safe and reliable. Operating voltage AC 12-16V, suggest to use an independent power supply for it. Sampling delay of 3-5 seconds of 1.2V DC Sampling( 3-5 seconds delay). Color: Blue black Material: plastic Dimension: 65*40*25mm (L*W*H) This products include all components and PCB as the picture shows. but NOT assembled.
    EUR 2.63
    From Hong Kong
    Free postage
  • TDA7498 Class D Digital Amplifier Board 2x100W Dual Channel Audio Stereo AM C4G3

    Product name:Audio Amplifier Product number:XH-M510 Input voltage:DC 14-32V Input power:100W 100W Input resistance:4-8ohm 6. Types:D class 7. Chip:TDA7498 8. Frequency Range:18-100KHz 9. Switching Frequency:360KHz 10. Noise ratio:110db 11.
    EUR 7.51
    From Hong Kong
    Free postage
  • Assembled 68W+68W HiFi LM3886TF Stereo Amplifier AMP Board 50W*2 / 38W*2 R3D5

    LM3886 performance parameters at a glance:VCC = /-28V OUTPUT = 68W / 4Ω, 38W / 8Ω;VCC = /-35V OUTPUT = 50W / 8Ω;Peak power:135W;. LM3886 (original disassemble) is insulated version without the installation of the insulation sheet!
    EUR 8.87
    From Hong Kong
    Free postage
  • Dual OMRON Relay 7812+UPC1237 Speaker Protection Board fr HIFI DIY AC 12-24 J5V2

    100% Brand new and high qualityThis version can be controlled 500W amplifier, each channel using a relay control.Power: AC 12-24VStart delay 1S closed, no need to use 3S delay. DC monitoring and protection, real-time protection speaker;Disconnect the speaker off instantly.UPC1237 best performance as core devices, with power-on delay and DC protection, power anti-shock functionUse OMRIN original high-current relay as the core of the device is not afraid of contact ignition and oxidationUsing 7812 as a regulator, wide supply range, up to any range AC12V to AC24V circuit is simple and reliable. Produced very easily, no need debuggingimported relay, silver contacts.Precision CNC double-sided circuit board tin small size, easy installedPCB size:7cm × 57mm/2.76*2.
    EUR 5.07
    From Hong Kong
    Free postage
    Only 1 left!
  • LT3045-A Ultralow-noise (<0.8µVrms) LDO linear regulator 0V-15V - 1A Fixed out

    1 x Fully completed and tested LT3045 PCB. LT3045 x2 : IC, Low Noise Power Solution, Linear Technology – United States. The LT®3045 is a high performance low dropout linear regulator featuring LTC’s ultralow noise and ultrahigh PSRR architecture for powering noise sensitive applications.
    EUR 21.23
    From United Arab Emirates
    Free postage
  • Assembled High-Power 280W Digital HIFI Subwoofer Amplifier Board Black+yellow

    Good speed and dynamic control, designed for home theater subwoofer. 1 x Subwoofer amplifier board. Color: Black yellow. Power: 280W. Brushed aluminum back plate Process Design, 2.5mm wire drawing aluminum.
    EUR 55.08
    From Hong Kong
    EUR 0.67 postage
    10 watching
  • EAR834 UnitedKingdom 834 MM RIAA Tube Phono Preamplifier LP Turntable Preamp Kit

    Hi-Fi Tube Amplifier. Phono Pre-Amplifier. Tube Amplifier Diy Kit. Tube amplifier diy kit. This is DIY Kit inspired by 834 circuit ,all of the components need you assembled it by yourself! Diy kit (un-soldered).
    EUR 73.62
    From Germany
    EUR 10.19 postage
    74 sold
  • TDA7294 80W 100W Mono Audio AMP Amplifier Board DC30V-40V Kits Fit for TDA7 Z4I9

    All resistors are 1% precision metal film resistors, capacitors for Nikon, ruby ​​fever capacitance, polarity Philips CBB, 1UF capacitor using German WIMA capacitors.The new imported TDA7294 chip; KB level PCB board, all components have been marked in the screen printing plate, easy to install DIY friends.The front-end rectifier filter after the power input terminal (note the supply voltage polarity can not be reversed, otherwise the chip burn!) To the right of mono output.The board easily compatible TDA7294 chip, the key is C4 capacitor placement, the board has indicated, this design is a major feature of the restaurant board.Note that the chip is connected to a negative voltage of housing, please well insulated between the chip and heat sink fins other.
    EUR 4.00
    From Hong Kong
    Free postage
  • LM317T 317 337 LM337T Dual Voltage Regulator Adjust Power Supply Board Module

    1X LM317T module. Dc input: 5-35 v.Ac input: 3-28 v. Note: This item is assembly part, which needs to assemble by yourself. We will try our best to reduce the risk of the custom duties. 1.T0-220 heat sink.
    EUR 4.52
    From Hong Kong
    Free postage
    43 sold
  • TDA7498 Class D Digital Amplifier Board 2x100W Dual Channel Audio Stereo AM L9Q5

    Product name:Audio Amplifier Product number:XH-M510 Input voltage:DC 14-32V Input power:100W 100W Input resistance:4-8ohm 6. Types:D class 7. Chip:TDA7498 8. Frequency Range:18-100KHz 9. Switching Frequency:360KHz 10. Noise ratio:110db 11.
    EUR 7.29
    From Hong Kong
    Free postage
  • 600w /4ohm TAS5630 + OPA1632DR + TL072 Class D Digital Subwoofer Amplifier Board

    1Pc x TAS5630 OPA1632DR TL072 600w /4ohm Class D Digital Subwoofer Amplifier Board. Using original TAS5630, OPA1632DR, TL072. Resistance selection Rings metal resistance, the main circuit employs a precision of ± 1% metal film resistors rings, ensure the machine a good signal to noise ratio.
    EUR 31.83
    From China
    Free postage
    64 sold
  • Douk Audio MM Phono Turntables Preamp Board Pre-Amplifier DIY Kit EAR834 Circuit

    Record Players/Home Turntables. Digital Interface / Sound Card. Nobsound®——Dou​k Audio. Hi-Fi Tube Amplifier. Integrated Amplifier. Digital Amplifier. Phono Pre-Amplifier. Headphone Amplifier.
    EUR 50.97
    From United Kingdom
    EUR 11.33 postage
    75 watching
  • HiFi LM3886TF Mono 68W 4Ω Audio Power Amplifier Board AMP 50W/38W 8Ω Asse Y1P3

    Note: Light shooting 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.
    EUR 5.22
    From Hong Kong
    Free postage
    42 watching
  • NEW LT1083 Adjustable Regulated Power Supply Module Parts and Components DIY Kit

    Inlet and outlet pressure differential minimum: 2.5 volts;. 1 x DIY Module. Also note that monitor settings may vary from computer to computer and may distort actual colors. hope you could understand.
    EUR 4.01
    From China
    Free postage
    54 sold
  • TDA7492P 50W+50W Audio Receiver Digital Amplifier Board Wireless Bluetooth 4.0

    Audio input: various versions of Bluetooth stereo, CSR8635 Bluetoothchip, Bluetooth V4.0 high software compatibility.
    EUR 6.64
    From China
    Free postage
    233 sold
  • LM1036 Tone Board Separate Potentiometer Type Treble Bass Balance Volume Control

    Using LM1036 tones chip, SMD production process, Small size, stable performance. Power input increased the rectifier bridge, can be AC and DC input, when DC input don't need distinguish between positive and negative, easier to use.
    EUR 9.05
    From Hong Kong
    Free postage
    or Best Offer
    164 sold
  • IRS2092S 500W Mono Channel Digital Amplifier Class D HIFI Power Amp Board G1E6

    Product Size: approx. 100 x 50 x 30mm/3.93" x 1.96" x 1.18". Over-temperature protection: Yes, radiator FET temperature higher than 100 Celsius, turn off the output. 380W ( /- 65 power 4 ohm speaker, distortion Less than 0.1%).
    EUR 13.67
    From Hong Kong
    Free postage
    64 sold
  • Douk Audio TAS5630B HiFi Digital Subwoofer Bass Amplifier Board 2.0 Channel 280W

    Digital Amplifier. Hi-Fi Tube Amplifier. Nobsound®——Dou​k Audio. Audio Accessory. Integrated Amplifier. Headphone Amplifier. DAC / Audio Decoder. Bluetooth Audio Devices.
    EUR 86.07
    From Germany
    EUR 13.59 postage
    19 watching
  • Japan ALPS RK27 VOLUME Pot Stereo audio taper potentiometer Dual 20K ROUND

    One ALPS 27 Blue Velvet Stereo/Dual 20K Audio Taper Amplifier Potentiometer. Warm note. HIGH END GRADE. 100% Genuine and new. 10.7%. 12.9%. 47.9%. 25.0%.
    EUR 7.57
    From Hong Kong
    Was: Previous priceEUR 8.92
    Free postage
    134 sold
  • Universal Amplifier Chassis Aluminum Case DIY Box Enclosure (W212×H70×D257 mm)

    Aluminum Chassis/DIY Enclosure. DIY Chassis / Enclosure. Hi-Fi Tube Amplifier. Integrated Amplifier. Digital Amplifier. Headphone Amplifier. Ending Soon. Front (mm) Rear (mm) Top (mm).
    EUR 39.64
    From Germany
    EUR 13.59 postage
    Only 1 left!
  • Caig DeoxIT Gold Contact Cleaning Fluid - 2ml Tube

    Recommended for critical applications where only slight cleaning action is necessary. DeoxIT® GOLD is designed to dissolve small amounts of oxidation. The more critical the connection or part, especially low current applications, DeoxIT® GOLD should be the final step.
    EUR 7.87
    From United Kingdom
    EUR 4.52 postage
    48 sold
  • Passive VU Meter Driver Board Stereo Audio Power Amplifier DB Audio Level Meter

    Stereo Audio Power Amplifier DB Audio Level Meter. Passive VU Meter Driver Board. 1pcs x Passive VU Meter Driver Board. PCB Size: 52mm x 38mm. And hope to see you soon. We are committed to resolve all issues in a friendly and satisfactory manner.
    EUR 4.30
    From Hong Kong
    Free postage
    or Best Offer
  • YDA138 XH-M531 Digital Amplifier Board HIFI Class DAudio Amplifier Board 2X20W M

    XH-M531 Yamaha digital amplifier board dual-core chipset, high-resolution HD Class D audio amplifier board. 1 x XH-M531 Yamaha 2 20W Digital HIFI Audio Stereo Class D Amplifier Board. Power Range: DC12-15V.
    EUR 3.36
    From China
    Free postage
    50 sold
  • TDA7492P Digital Amplifier Board Wireless Bluetooth 4.0 Audio Receiver Y3K9 A7V1

    100% Brand New and High QualityPower: 2.1 interface 12 ~ 24V DC power supply ,Best for DC 24V 3A powerAudio input: stereo input various versions of the Bluetooth connection, using CSR8635 Bluetooth chip, Bluetooth V4.0, high software compatibilityOutput Impedance: 8 ohms Best(4,6,8,16 ohm impedance can drive speakers)Output Power: Add pre-5532 output foot (powered 25V ,6-ohm impedance output 2 X 50W, 8 ohm impedance output 2X40W dual-channel)Material: plasticColor:red TDA7492 digital amplifier chip, designed to optimize the circuit layout, the sound quality is very good, big powerDIP switches can be more easily directly adjusted after-class amplifier gain, to better promote the impedance larger speakers.(to see the photo)If you use extral audio , you need co.
    EUR 7.41
    From Hong Kong
    Free postage
  • Dual 12 Stereo Level indicator DIY Kit LED VU Meter lamps Light Speed Adjustable

    Ultra-small size stereo level lights, light bar can be adjusted to rise, the rate of decline and peak lamp residence time, the rate of decline. Each lamp set up a separate current limiting resistor, Ensure the same brightness of the different color lights, Signal input through the op-amp isolation, Avoid single-chip high frequency interference audio.
    EUR 6.63
    From Hong Kong
    Free postage
    or Best Offer
    192 sold
  • Lossless MP3 Decoder Board Module Bluetooth Phone FM Amplifier w/ Remote Control

    Support headphone amplifier and dual-use (plug headphones speaker does not ring, out of the headset speaker sound). Support USB / SD / Bluetooth / FM / AUX switch automatically. Tips and conversion to cable (signal sound or voice in English optional).
    EUR 6.78
    From China
    MSRP Previous priceEUR 7.99
    Free postage
  • Dual OMRON Relay 7812+UPC1237 Speaker Protection Board Kit for HIFI DIY AC G8C7

    100% Brand new and high qualityThis version can be controlled 500W amplifier, each channel using a relay control.Power: AC 12-24VStart delay 1S closed, no need to use 3S delay. DC monitoring and protection, real-time protection speaker;Disconnect the speaker off instantly.UPC1237 best performance as core devices, with power-on delay and DC protection, power anti-shock functionUse OMRIN original high-current relay as the core of the device is not afraid of contact ignition and oxidationUsing 7812 as a regulator, wide supply range, up to any range AC12V to AC24V circuit is simple and reliable. Produced very easily, no need debuggingimported relay, silver contacts.Precision CNC double-sided circuit board tin small size, easy installedPCB size:7cm × 57mm/2.76*2.
    EUR 5.13
    From Hong Kong
    Free postage
  • 9V Infrared Remote Control Volume Control Board ALPS Pre AMP Motor Potentiometer

    1× AC/DC 9V Volume control board. Audio amplifier volume control board microprocessor. Potentiometers ALPS potentiometer, durable. Remote controller Length: 88mm. With remote control switch machine function.
    EUR 12.00
    From Hong Kong
    Free postage
    51 sold
  • Aluminum HIFI Headphone Amplifier Enclosure Wire Drawing Chassis Shell Case DIY

    This Chassis Shell is in keeping with our HIFI amp kit special order, The case for pure aluminum alloy material, Surface do Wire Drawing oxidation treatment, CNC precision machining, Full laser printing, The Appearance of elegant high-grade.
    EUR 13.03
    From Hong Kong
    Free postage
    or Best Offer
    29 sold
  • Hiraga "Le Monstre" 8W A class Amplifier D.I.Y.

    Hiraga 8w A class amplifier Do It Yourself Kit. This kit have everything what you need to make your own A class 8W amplifier. The original Hiraga Amp transistor are replaced with 2SC1845 2SA992 and on output MJL21194G MJL21193G which is the best replacement for originals.
    EUR 18.81
    From Serbia
    EUR 4.09 postage
    or Best Offer
    46 watching
  • UPC1237 30A High Power Stereo Speaker Protection Board Delay Module AC 12V-16V

    With LED work indicator, it is extinguished when protection, and lights up when normal work. 30A high current relay, suitable for high-power amplifier. UPC1237 30A High Power Stereo Speaker. Protection Board Delay Module AC 12V-16V.
    EUR 7.36
    From Hong Kong
    Free postage
    or Best Offer
  • TAS5630 2.1 Class D 300W+150W+150W Tone Adjust Amplifier Completed Board 1pc

    Resistance selection Rings metal resistance, the main circuit employs a precision of ± 1% metal film resistors rings, ensure the machine a good signal to noise ratio. 1.6mm thick sheet using double-sided PCB, 2.0 oz copper thickness, HASL whole process to ensure that the size of the current through the good performance.
    EUR 32.21
    From China
    Free postage
    57 sold
  • TPA3116 Bluetooth 4.2 Digital 2.1 Channel Subwoofer Amplifier HiFi Speaker Board

    Digital Amplifier. Hi-Fi Tube Amplifier. Headphone Amplifier. Speaker Protection Board. Integrated Amplifier. Bluetooth Audio Devices. The amplifier chip is TPA3116, this is 2.1 channel subwoofer amplifier board with bluetooth 4.2 audio input,Fully meet the lossless music playback.
    EUR 67.95
    From Germany
    EUR 13.59 postage
    14 watching
  • USB/TF/FLAC MP3 Decoding Stereo Bluetooth Audio Receiver Board AUX Amplifier DIY

    After power on, the default Bluetooth input, automatic connect to the bluetooth host, if wait 1 minute still no findBluetooth link, it will be automatically switched to the AUX input status, in AUX status can not connect Bluetooth, if you want to switch to Bluetooth or usb.
    EUR 6.11
    From Hong Kong
    Free postage
    or Best Offer
    38 sold
  • LM1036 HIFI Preamp Tone Board Bass Treble Volume Control Pre-amplifier Board Kit

    LM1036 1000UF/25V Pro Luxurious Volume Control Completed and Tested Tone Board F. 1PCS 1000UF/25V Pro LM1036 Luxurious Volume Control Board Completed and Tested Tone. Power input AC12 or AC15V, you can also enter DC15V (optional one way).
    EUR 9.54
    From China
    Free postage
    77 sold
  • TDA7498E 160W x2 Two Channel Audio Power Amplifier Board Module 108 x 78mm New

    Amplifier Chip: TDA7498E. Sound quality is very good and it can drive 4/6/8 ohm speakers. It has sufficient and high power output 2 x 160W. It supports BTL mode and when heat sink temperature rises to a certain extent, the cooling fan will work.
    EUR 14.67
    From Hong Kong
    Was: Previous priceEUR 15.94
    Free postage
    or Best Offer
    105 sold
  • Mono 32 Level indicator DIY Kit LED VU Meter Amplifier Board lamps Light Speed

    Mini Mono 32 Level indicator VU Meter Amplifier Board Adjustable light Speed Board With AGC Mode 105 10mm diy kits. The rising speed and the falling speed of the light bar, the. holding time and the falling speed of the peak can be adjusted.
    EUR 7.12
    From Hong Kong
    Free postage
    58 sold
  • TDA7498E 2X160W Dual Channel Audio Amplifier Board, Support BTL Mode 1X220W U3Q1

    Adopts original TDA7498E dual-BTL power amplifier chip, high power, good sound quality, no distortion, give you a great hearing enjoyment.Output power: 160W 160W (Vcc = 36 V, RL = 4Ohm, THD: 10%); Output power: 1x220W single channel in parallel BTL(Vcc = 36 V, RL = 3Ohm, THD: 10%); High efficiency: 85%.Applicable speaker impedance: 4 ohm, 6 ohm, 8 ohm; Four fixed gain settings available: 29.6 dB, 33.1 dB, 35.6 dB and 35.6dB.With standby, mute features: short the points shown on pictures to be standby or mute, also can be vacant; temperature controlled forced air cooling.color: redSupport BTL mode (short J1, J2, J3, J4 located on the back of amplifier board)Material:CCLPackage Includes:1 x TDA7498E Amplifier Board Note: Light shooting and different displays ma.
    EUR 15.47
    From Hong Kong
    Free postage
  • NE5532 HIFI Amplifier AMP Preamplifier Board Volume Tone EQ Control Panel+Knobs

    The four pins of rectifier respectively in. 1 x HIFI Preamplifier Control Board Module. parallel connect with decoupling capacitor, which can effectively eliminate the. performance.The chip has high conversion rate and strong drive ability.
    EUR 5.31
    From Hong Kong
    Free postage
    16 watching
  • AC 220V 30W High Quality Audio R-Core Transformer 15V+15V 9V+9V For Preamp HY

    1 Audio AC 30W 220V R-Core Transformer for preamp 9V 2 15V 2. Wireless Stereo Bluetooth Audio Receiver Board 3W/5Wx2 4-8ΩAmplifier Sound Module. Output power: 30W. Product Detail. Other Country. United States.
    EUR 17.13
    From Hong Kong
    Free postage
    or Best Offer
    66 sold
  • AC 150-280V 100A 4000W Power Supply Delay Soft Start Board For Class A Amplifier

    The function of the soft start board is to reduce the instantaneous inrush current during startup, to reduce the impact of the machine on the power grid and to extend the life of the switch. This board uses ultra-high current (100A) pure copper lead relays and large thermistor NTC 20D-20, the effective protection of the machine, to prevent excessive power-on current.
    EUR 7.31
    From Hong Kong
    Free postage
    or Best Offer
    18 watching
  • 2.1 Amplifier Tone Volume Bass Treble Control Board 3-Channel Subwoofer DIY Kits

    Tips: This product is a passive, no power, so no zoom function, because RC network exists, output volume. 1x Tone Board Diy kits. WO一bass signal output一connected to the signal input of the amplifier bass board.
    EUR 2.61
    From China
    Free postage
    or Best Offer
  • Japan ALPS RK27 VOLUME potentiometer Dual 20K knurled

    One ALPS 27 Blue Velvet Stereo/Dual 20K Audio Taper Amplifier Potentiometer. 10.7%. 12.9%. 47.9%. 25.0%. Rate (item arrived). Canada Rate (item arrived) 0.0% 47. 1% 31.4% 17.6% 3.9%.
    EUR 7.57
    From Hong Kong
    Was: Previous priceEUR 8.92
    Free postage
  • 0905 Full Aluminum Enclosure Mini AMP Case Preamp Box PSU Chassis New

    During our weekend, you can get the reply in 48 hours. The images are for reference only. 1 Enclosure. You can get more efficient reply. Thickness:Front panel 6mm. back panel 2mm. side panel:3mm.
    EUR 13.98
    From China
    Was: Previous priceEUR 14.71
    Free postage
    75 sold
  • TDA7498E 2X160W Dual Channel Audio Amplifier Board, Support BTL Mode 1X220W R6G0

    MPN Does not apply Brand Unbranded UPC 191466390207 EAN 191466390207 ISBN 191466390207.
    EUR 15.89
    From Hong Kong
    Free postage
  • TDA7492P AUX Bluetooth 4.0 Audio Receiver Digital Amp Board Amplifier Module 50W

    This audio amplifier board, with Bluetooth 4.0, can support all versions of Bluetooth connection stereo input. It will automatically goes into pairing mode after power on, and you can search display device name: SANWU Audio to connect.
    EUR 9.27
    From Hong Kong
    Free postage
  • NE5532 Preamp Pre-amplifier Tone Board Treble Alto Bass Volume Control DIY Kits

    Contains 10 times the tone board preamp, and treble, alto, bass, volume control. Components carefully selected areas, the use of cost-effective than high NE5532 op amp, high-quality small potentiometer, Black Edition BP Promise coupling capacitor, 1 % metal film resistors, capacitors, etc.
    EUR 3.94
    From China
    Free postage
    74 sold
  • Bluetooth Audio Receiver Module Wireless TPA3118D2 30Wx2 Stereo Amplifier Board

    Bluetooth Audio Receiver Module With HIFI Wireless Stereo TPA3118D2 2 30W Amplifier Board. 1x Bluetooth Audio Receiver Module HIFI Wireless Stereo Amplifier Board. 6, SBC decode for Bluetooth audio streaming.
    EUR 16.53
    From Hong Kong
    Free postage
    or Best Offer