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Tube Board


DIY PCB Board Tube PreAmp or SET PS Power Supply HV LV 50-400VDC 300B 6SN7 12AU7

$20.00


6J1 HiFi Stereo Electronic Tube Preamplifier Board Finished Preamp Amplifer Kits

$13.34


DIY PCB Board OTL Tube Headphone Amp Aikido White Cathode Follower 6SN7 6BX7

$30.00


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

$10.00


DIY PCB Board Tube Amp Universal PS Power Supply HV with Neg Bias KT88 EL34 EL84

$20.00


HiFi 6J1 Tube Preamplifier Amplifier Board Class A Pre Amp Crystal Shell NJ

$17.09


Board kit of stereo SE Tube 300B power amplifier PCB Kit-One !

$36.99


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

$6.30


Low Noise Stereo Tube Preamplifier Preamp Board DIY Kit for 12AX7 / 21AU7 Tube

$12.26


DIY Kits 6J1 Tube Pre-Amp Audio Module Valve Preamp Bile Buffer Amplifiers Board

$12.78


APPJ Assembled FU32 Single-Ended Tube Amplifier Stereo Power Amp Board HiFi DIY

$90.25


DIY PCB - Cap board for tube amp (for snapmount electrolytic caps)

$12.00


New 6J1 Valve Pre-amp Tube Board Headphone Amplifier+Case+Power DIY

$13.99


Ref Marantz 7 M7 Tube Buffer Audio Preamplifier Pre-AMP Board KIT 12AU7 / 12AX7

$28.99


New 6J1 Valve Pre-amp Tube Board Headphone Amplifier+Case+Power DIY Kits AC 12V

$9.99


AC6.3V AC 15V Tube Amplifier High Voltage Power PSU Delay Start Protection Board

$6.52


Tube PSU High Voltage Filament Filter Power Supply Board f Tube Preamp Amplifier

$19.23


6N11 (ECC88) Tube Buffer Preamp Board DIY - High Input Impedance - Upgraded Caps

$37.70


Pre-AMP Bare Board F Marantz 7 M7 12AX7+6Z4/6u4n Tube Buffer Audio Pre-amplifier

$10.99


Assembled PRT-02A Tube Preamplifier Board Amplifier Reference AUDIO NOTE M7

$32.29


HiFi 6J1 Tube Preamplifier Amplifier Board Class A Pre Amp Crystal Shel BYUS

$18.45


Stereo Push-Pull Audio EL84 PP Vaccum Tube Amplifier PCB | DIY Kit | Board

$42.99


EL84 Stereo Push-Pull Vaccum Stage Amplifier Tube PCB Bare Board

$21.99


HiFi 6J1 Tube Preamplifier Amplifier Board Class A Pre Amp Crystal Shell FH

$14.73


Assembeld Tube Preamp Power Supply Board DC280V + DC280V + DC12.6V Filament

$21.58


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

$79.99


Magic Eye Audio visualizer driver board. Suits EM84 tube or Equivalent. VU Meter

$26.99


Tube Amplifier Filament LM317 Adjustable Regulator Soft Start Power Supply Board

$6.72


12AX7+12AU7+EL34 Stereo Push-pull Tube Power Amplifier Board Bare PCB PP Amp

$28.48


6J1 Valve Pre-amp Tube PreAmplifier Board DIY KIT Headphone Buffer +Case AC 12V

$6.32


Classic Circuit Tube Preamplifier Preamp Board DIY Kit fit for 12AX7+12AU7 Tube

$12.19


HiFi 6J1 Class A Bile Tube Preamplifier Amplifier Audio Board Acrylic Chassis

$13.29


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

$109.99


1pcs LITE LS37 Tube Phono bare board MM / MC twin transfusion put PCB

$18.00


HiFi 6J1 Tube Preamplifier Amplifier Board Class A Pre Amp Crystal Shel St

$11.07


Stereo Tube Preamplifier Pre-amp Board Vacuum Tube Pre Buffer for 6N3 5670 6H3

$11.88


6E2 Tubes Drive Amplifier Board Level Indicator Harmonic Magic Eye Tube

$16.99


12V 24V Low Noise LT1084 Regulator Power Supply Board for Tube AMP Filament DAC

$15.08


JFET input 12AX7 Hybrid Tube Stereo Preamplifier Bare Board Finesse Sound Preamp

$7.25


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

$9.69