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ECC. Foto einer ECCer Rhre selfphotographed Stefan Riepl Quark PDrelease Original upload log de EvaK CommonsHelper page de ECC Quark bytes no Information Foto eine ECCerRhre Zwei Trioden Anodenspannung Fr Rhren sehr niedrig sie funktioniert mit ca selbst fotografiert Stefan Riepl Quark bytes no Information Foto