Diodes evaluation for crystal sets, a simple practical approach by SV3ORA Recently, I had the chance to own a bunch of germanium diodes. This was the kick-start to begin an experiment for evaluating sensitivity of different types of germanium point contact ...
50PCS Diode green glass DIP AA143|dip| - AliExpress
≥ ITT Germanium diode AA143 te gebruiken voor kristalradio NOS — Elektronica-componenten — Marktplaats