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StompBoXed - The Guitar Pedal Builders Repository: 12AU7 Tube / Tubed
12au7 tube preamplifier
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12au7 / 12ax7 tube preamplifier schematicPreamp schematic universal tube 12ax7 phono circuit supply power 4s bias simple tubes cascade reyhan Vacuum-tube output stage for shure level loc – preservation soundTube 12au7 shure rca level amplifier preservationsound.
Mosfet circuit page 8 : other circuits :: next.gr12au7 line preamp .
