IWISTAO 2x3W Mini Single-ended Tube Amplifier 6J1 Preamp FU32 Power Amplified Acrylic Casing Amplifier kit DIY
Model No: WVTS-FU32SE This is a pure tube amplifier, sound of this amplifier is char...
Single-ended Tube Amplifier 2X3.5W Class A 6N1 Drive 6P14 Upgrade Version Retro-style Willow-wood Casing Scaffolding Soldering HIFI DIY
Model No: WVTA-6P14(S)
Tube 6p14 is commonly used in tub...