AI-generated product photo — not official manufacturer imagery.
AmplifiersPower AmplifiersDiscontinued
Estimated price (community-sourced)
$900
Around — community and catalog average, updates slowly
About the PassDIY Sony VFET
The PassDIY Pass / Sony VFET amplifier is a unique DIY project that leverages vintage Sony VFETs, released by Nelson Pass for the DIY community. It operates in Class A mode, delivering 15 watts into 8 ohms and 20 watts into 4 ohms. The amplifier features a simple front-end voltage gain stage and complex DC regulation circuits for the output stage. It includes a 47 kOhm input impedance and an output impedance of 0.18 ohms.
Specifications
Key Specifications
Power: 15W
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