JE Labs Arkiv (up to 2008): JE Labs phono and line preamp
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Groovewatt a DIY Vacuum Tube (Valve) RIAA Phono Preamplifier Project
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Groovewatt a DIY Vacuum Tube (Valve) RIAA Phono Preamplifier Project
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Groovewatt a DIY Vacuum Tube (Valve) RIAA Phono Preamplifier Project
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Spice and the art of preamplifier design, Part 2
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Groovewatt a DIY Vacuum Tube (Valve) RIAA Phono Preamplifier Project
Borbely RIAA Preamp With Tubes - A Project Remembered and Revisited | audioXpress
7025 Phono Circuit From Tube Manual | diyAudio
need a good low parts phono tube preamp schematic.... | diyAudio
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