Last few weeks I've been working on some old DDR crystal mics. I bought a bunch online and most of them were not functioning. From the ones that were ok I built a few mics, have look down here. Also waiting for a Russian mic !
Last few weeks I've been working on some old DDR crystal mics. I bought a bunch online and most of them were not functioning. From the ones that were ok I built a few mics, have look down here. Also waiting for a Russian mic !