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Tube Amplifier Board


High Voltage Filament Filter Power Supply Board For Tube Preamp /Power Amplifier

$20.99


Tube Amplifier Filament LM317 Adjustable Regulator Soft Start Power Supply Board

$9.99


Mini Tube Prea & Headphone Amplifier Compatible Board For 6N11 12AU7 6922 6DJ8

$13.99


AC12V 6J1 Valve Pre-amp Tube Board Headphone Amplifier+Acrylic Case DIY Kits

$6.31


Tube Amplifier Filament LM317 Adjustable Regulated Soft Start Power Supply Board

$7.55


HV Variable High Voltage Filament Filter DC Power Regulator for TUBE AMPLIFIER

$35.94


Nobsound MM RIAA Tube Phono Turntable Preamp Audio Pre-Amplifier Board DIY KIT

$79.99


AC6.3V High Voltage Power ON Delay Start Protection Board for Tube Amplifier Amp

$7.35


DIY PCB Board - Tube Amp - LV Tube Heater DC Power Supply - 6.3VDC from 6.3VAC

$10.00


12V Tube amp / Pre-amp / Amplifier / Filament Filter Power Supply Board DIY Kits

$9.80


Douk Audio FU32 Vacuum Tube Amplifier Stereo Single-Ended Assembled Board 3W×2

$123.49


Super linear push-pull 6SL7 +6V6 Tube Power Amplifier Bare PCB 12W *2 AMP PCB

$9.00


6N1 + 6P1 3W * 2 Single end Class AB Stereo Power Tube Amplifier Board w/ Tube

$16.69


Hi-End Vacuum Tube Pre-Amplifier Audio Stereo HiFi Preamp Board Large PCB

$137.75


Douk Audio Vacuum Tube Pre-Amplifier Stereo HiFi Board PCB DIY Preamplifier Kit

$135.00


DC12V Car Audio 6N2+EL34 Vacuum Tube Power Amplifier Finished Board

$229.00


Douk Audio America CAT SL-1 Vacuum Tube Preamp Stereo Hi-Fi Pre-Amplifier Board

$109.99


HIFI Tube Rear-Amp Power Amplifier PCB Board Reference JADIS JA30 Circuit

$69.99


1pc HIFI Toshiba Tube Karaoke Power Amplifier Board 350W+350W

$169.00


12AX7+FU19 Stereo Tube Power Amplifier Finished Board HIFI Tube Amp 5W*2

$75.00


Tube Pre-amplifier Circuit Board Based On Conrad-Johnson PV12 HIFI Preamp DIY

$97.25


Assembled 2.0 Channel Tube Amp Single-ended Class A Power Amplifier Board HiFi

$99.99


HIFI Tube Amplifier Board Built-in MM Phono Refers Audio 300B P series tube Amp

$134.61


Douk Audio 6P13P Vacuum Tube Amplifier Class A Single-Ended Amp Board DIY Kit

$79.99


1 pair AM-90 Gold seal tube HiFi Class AB/A adjustable power amplifier board

$198.00


6N3+LM3886 HIFI Tube Power Amplifier Amp Board Dual Channel Speaker Protect

$56.25


Hi-Fi Stereo 6N2+6P1 Single-ended Class A Tube Amplifier Amp Board DIY Kit

$69.99


HiFi Vacuum Tube Pre-Amplifier Audio Preamp Board Shigeru Wada Japan Circuit

$79.99


6J1 Tube Headphone Amplifier Amp Board W/ Transformer 12V Boost Reference X10-D

$59.00


High Power Toshiba+Sanken Tube Power Amplifier Semi-finished Board 1100W

$114.90


Pre-amplifier preamp Board Single or Dual voltage (without tubes)

$91.69


1pc HIFI Class A Toshiba Tube Stereo Amplifier Dual Power Rear-Amp Board 500W*2

$79.35


6N8P+2SK170 Tube pre-amplifier preamp circuit Finished board

$99.00


Douk Audio 12AX7B+12AT7 Vacuum Tube Preamp HiFi Pre-Amplifier Assembled Board

$62.99


Sanken 3858 1494 tube stereo power amplifier board 500W*2

$75.28


6J1+ FU32 Single End Tube Amplifier DIY KIT Amp Board

$98.00


6N2+FU32 Tube HIFI Stereo Power Amplifier Finished board 3.5W*2

$69.85