Red Amplifier Boards
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569 Results
Hifi Tube Preamp /Phono Adjustable Power Supply Board Kit (DC250V-300V) + DC12V
$18.00 to $50.00Free shippingHiFi MK2 ECL82+6X5 Tube Diy Power Supply Board Adjust PSU For M2 Preamp/L3 Phono
$45.00 to $55.00Free shipping5 watching50A 100V 94000UF rectifier filter power supply board dual power replace HIFI Amp
$202.50or Best OfferFree shipping2 watchingHifi EL84 Stereo Push-Pull Amplifier Board / Kit CompleteTube Preamplifier Board
$65.00 to $85.00$4.00 shipping6 watchingHiFi 1PC Tube Preamplifier Rectifier Power Supply Bare Board PCB
$5.50Free shipping21 watching2 * 100V10000UF Power Amplifier Supply Rectifier Filter Board
$18.80Was: $20.89or Best Offer$3.00 shippingPT2399 NE5532 Audio Tone Amplifier Board Treble/Mid/Bass For Guitar Microphone
$35.63Was: $39.59or Best OfferFree shippingHiFi 1PC EL84 Stereo Push-Pull Vaccum Tube Amplifier Bare Board PCB
$10.00Free shipping5PCS Digital Amplifier Board Class D 2*3W USB Power Mini PAM8403 Audio Module
$5.83$9.96 shipping3 watchingLM317K High Voltage Power Supply Board +DC150V-350V Adjus For Tube Preamplifier
$49.99$4.00 shipping8 watchingPT2399 Digital Microphone Amplifier Board Karaoke Reverberation Board Preamp
$8.52or Best Offer$3.40 shippingTPA3116D2 Digital Power Amplifier Board Mono BTL Output 100W DC Single Power
$3.25Was: $3.65or Best Offer$3.20 shippingHiFi L3 Stereo Phono Kit 12AY7 /6072A Tube Riaa MM Phono Amplifier Board
$30.00 to $55.00Free shipping4 watchingTDA7294 2.1 2x80W+160W 6*2200UF/63V Double AC 18-28V Bass Power Amplifier Board
$58.65Was: $61.74or Best OfferFree shippingHiFi 6L6+6SL7 Parallel Single-Ended Tube Amplifier Board Kit With PSU Board Kit
$50.00$4.00 shippingSSM2142 Unbalanced RCA Signal to Balanced XLR Signal for Audio Amplifier Board
$29.15Was: $32.39or Best Offer$2.00 shippingAD828 Stereo Dynamic Microphone Preamplifier Board Audio Mic Preamp DC 3.8V-15V
$2.15Was: $2.39or Best Offer$3.45 shippingHiFi ECL82+6X5 Tube Diy Power Supply Board Adjust PSU For Tube Preamp / Phono
$45.00 to $55.00Free shippingTPA3116 Bluetooth Audio Receiver Power Amplifier Board 2X50W with Remote Control
$14.63Was: $15.90or Best Offer$3.00 shippingClass A Power Amplifier Delay Soft Start Temperature Protection Board 110V/220V
$24.65Was: $27.39$4.00 shippingAudio Amplifier Board Digital Micro USB DIY Dual Plate Bluetooth Speaker Module
$9.45Was: $10.99Free shippingL20 Class AB DC + /- 45V Mono AMP Power Amplifier Finished Board YJ00161
$25.79Was: $35.99or Best OfferFree shippingDC 3.7-5V 3.7-24V Micro USB Bluetooth 4.1 5.0 Decoder Board Remote Control Board
$1.14 to $2.84$3.20 shippingDC12V High Power Bluetooth 2.1 Channel Car Computer Speakers DIY Amplifier Board
$17.85Was: $18.99or Best OfferFree shipping2PCS 2SA1216 2SC2922 150W HIFI Power Amplifier Board Voice of Berlin 933 Circuit
$48.49Was: $51.59or Best Offer$4.00 shippingVhm-314 Bluetooth Audio Receiver Board-5.0 Mp3 Lossless Decoder Board DIY Ki-ca
$1.47 to $1.53Free shippingHiFi Riaa MM Phono Amplifier Board Kit Vacuum Tube Stereo Diy Phono Board
$30.00 to $60.00Free shipping8 watchingPhilips HiFi Forum Tenth Anniversary TDA1541 DAC Board ( Semifinished )
$115.00$10.00 shippingOnly 2 leftHiFi ANK 300B Single-Ended Tube Power Amplifier Board Bare PCB +Power Supply PCB
$45.00$4.00 shipping33 watchingHiFi P2SE 6L6 Parallel Single-Ended Stereo Amplifier Board + Power Supply Board
$65.00 to $80.00$4.00 shipping2 watchingHiFi Nelson ALEPH2 Pass A2 Pure Class A Power Amplifier Board PCB
$14.00Free shippingHiFi L2 Tube Preamplifier Board 12AU7 / ECC82 Stereo Preamp Board Kit
$35.00 to $45.00Free shippingL20 Mono AMP Class AB 200W Power Amplifier Board DC + /- 45V
$31.57Was: $33.59or Best Offer$4.00 shippingDIY NE5532 Dynamic Microphone Stereo Preamp Amplifier Board DC9-24V AC8-16V
$3.61Was: $3.88or Best Offer$3.50 shippingTPA3116 Bluetooth Audio Receiver Power Amplifier Board 2*50W w/ Remote Control
$17.57Was: $18.49or Best OfferFree shippingMAX4466 Electret Microphone Preamplifier Board SSM2167 Voice Compression DC3V-5V
$4.56Was: $5.07or Best Offer$3.50 shipping6V6 Stereo Push-Pull Amplifier Board Kit HiFi Tube Preamplifier Board Red Ver
$49.99 to $89.99Free shippingVHM-314 Bluetooth 5.0 Audio Decoder Board MP3 Lossless Car Speaker Amplifier
$0.99or Best Offer$3.20 shipping8 channel power sequence board time sequencer control 10A 0.2-4S Audio KTV Stage
$32.50or Best OfferFree shippingOnly 1 left!WZ-60 Relay 4 XLR Balanced Audio Signal Selection AES / EBU Input Switching
$23.67Was: $29.59or Best OfferFree shippingNE5532 Dynamic Microphone Stereo Preamp Amplifier Board DIY DC9-24V AC8-16V
$3.29Was: $3.50or Best Offer$2.98 shippingCS8673 Digital Power Amplifier Board Mono 80W BTL Output Power Exceeds TPA3118
$2.48Was: $2.76or Best Offer$3.50 shippingTDA7294 2.1 Subwoofer AMP Double 18-28 AC Amplifier Board 2x80W+160W
$53.90Was: $59.89or Best Offer$6.00 shippingMini Bluetooth 4.1 Audio Receiver MP3 Decoder Amplifier lossless XY-BT-Mini
$4.27$5.25 shippingBluetooth 4.1/5.0 Micro USB 5V Power Supply MP3 Decoder Board Remote Control
$1.81 to $5.45Was: $1.93$3.40 shippingAmplifier Board Power Supply Delay Soft start Temperature Protection Board
$23.74Was: $24.99or Best Offer$6.00 shippingStereo Unbalanced (RCA) to True Balanced (XLR) Converter Module -- RCA to XLR
$199.95$12.50 shippingDouble Row Amplifier Audio Tag Board Turret Board DIY Terminal Block 300x60x2mm
$12.14Was: $12.91$3.20 shipping933 Line Sanken Power Amplifier Board Berlin Voice 150W 2SA1216 2SC2922
$28.10Was: $29.89or Best Offer$4.00 shippingTDA7294 2.0 150W+150W AC 26V-0-26V Power Amplifier Board w/BTL speaker protectio
$55.99Was: $69.99or Best OfferFree shippingNE5532 Dynamic Microphone Stereo Preamp Amplifier Board DIY DC9-24V AC8-16V
$2.88Was: $3.13or Best Offer$3.20 shippingNE5532 HIFI 5.1 Tone Preamplifier LOW PASS 50-150Hz Amplifier Board
$29.04Was: $30.89or Best Offer$4.00 shippingHiFi EL84 Stereo Push-Pull Amplifier Board PCB Tube Power Amp 12W+12W
$15.00Free shippingDigital Microphone Amplifier Board Karaoke Reverberator DIY Kit With Echo
$8.54or Best Offer$2.99 shipping1000pcs 2mm Binding Post for 2mm Banana Plug Socket Terminals Probes Red + Black
$166.05Was: $180.49or Best OfferFree shipping1865-23 AD1865R NOS R2R DAC Decoder Board 2023 Modified Version Decoder Board
$152.76Was: $160.80$3.99 shipping