Roger's PNP Germanium Pre-Amp
Designed by Roger Knopp, Roger Olsson and Roger Bergstrom
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A small step for mankind, a giant leap for us Rogers











Now we are kind of getting there.











Here is yet another step.











Here you can see some wireing also.











Here are some preliminary tests.











Here is the final amplifier driven by Knopp's iPod. Knopp got tinnitus after this test...

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