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RIAA mono phono PCB not drilled but flux is present for easy soldering.The RIAA Phono article is in the link. List of components on special request and can be ordered for you. Suitable connectors can be ordered too. This Philips R6905 pre-amp can be used as a microphone amp, no correction or for MM. phono correction amplifier. The PCB has been adapted for WIMA MKP capacitors instead of the original mustard capacitors. It works on a single 9V or 18V power supply (selectable) and can be build in a Philips 22GA212 or 22GA312 turntable at 9V resp. 10V power supply.
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