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Tube Preamp 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

$7.50


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

$15.45


12AU7 + 6DJ8 Tube Preamplifier Preamp Board Assembled base on ROTEL WCF Circuit

$32.85


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

$32.99


DC12V Car Audio 6N8P(6H8C 6SN7) Vacuum Tube Pre-Amplifier HiFi Preamp Board

$34.20


PASS BOZ IRF610 Dual-Channel Preamp PCB Board Field Tube Preamp Board

$6.99


6Z4+12AX7 Tube Preamplifier Preamp Board KIT base on Marantz 7 classical circuit

$28.89


Universal Prototype PCB Board for 7pin 8pin Tube Amplifier Preamp Valve Amp

$6.79


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

$9.69


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

$13.99


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

$75.99


Valve 6J1 DIY Tube Amplifier Preamp AMP Pre-Amplifier Board Headphone Buffer Kit

$6.25


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

$9.80


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

$21.84


AC 12V 6J1 Valve Pre-amp Tube PreAmplifier Board Headphone Amplifier Buffer HL8

$11.34


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

$12.19


Ground Grid gg Tube preamplifier Dedicated regulator power supply finished board

$25.00


6J5 Vacuum Tube Preamp Audio Class A Headphone Amplifier Assembled Board HiFi

$66.49


Battery-powered HiFi Tube Preamplifier Car Audio Balance Pre-Amp Board DIY Kit

$104.50


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

$85.49


6J1 Valve Tube Preamplifier Board Bass on Musical Fidelity DIY Kit X10-D

$10.44


New LT-LS24 tube headphone preamplifier board /headphone pre-amplifier board

$70.00


Assembly 6J1 Tube Preamplifier Board HiFi Tube Headphone Amplifier Board

$26.00


6N8P Vacuum Tube Pre-Amplifier Preamp Finished Board DC12V Car Audio

$34.19


6N3 tube Preamplifier Electron Tube Preamp Board SRPP circuit DIY Kit

$29.99


JCDQ146B Audio RECH SP-10 Tube preamp Classic Circuit board W/ 6N11 tubes

$85.49


10pcs 6J1 Vacuum tube Headphone Amplifier Finished board HIFI Preamp DIY 15*10mm

$74.09


12AX7+ECC82+6Z4 Tube Preamplifier Board Matise Preamp Circuit ALPS16

$85.00


Douk Audio Tube Phono Preamp LP Vinyl Turntable RIAA HiFi Pre-Amplifier Board

$83.60


6n11+6Z4 vacuum tube preamp tone control board CRC rectifier Balance adjust

$75.81


6J5*10pcs Vacuum Tube Class A Headphone Amplifier Finished board HIFI preamp

$74.00


German D.Klimo LAR Gold Plus Tube MM/MC Phono Stage Pre-Amplifier Board DIY Kit

$80.99


Tube Preamp Adjust Regulator Power PCB bulk kit Board Copy AN L2 Amp Circuit

$53.57


6N11 6DJ8 Vacuum Tube Preamplifier SRPP Headphone Amplifier Board Buffer Preamp

$14.56