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12AX7 Valve Preamplifier PCB patterns (PDF download) [01111031/2]
PDFs with the PCB designs for the 12AX7 Valve Preamplifier (single-sided).
The preamp board (01111031) and the power supply board (01111032) are provided in separate PDFs.
Cat No SC2937. Price: AUD $3.00
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Project: A 12AX7 Valve Audio Preamplifier
Project: Using The Valve Preamp In A Hifi System
Other items relevant for these projects:
A 12AX7 Valve Audio Preamplifier:
12AX7 Valve Audio Preamplifier Main PCB 
12AX7 Valve Audio Preamplifier Power Supply PCB 
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