These Microphones are NEXT LEVEL!!! - Telefunken Microphone Comparison - YouTube
Telefunken hc-3000 testing video - YouTube
Telefunken Elektroakustik - Arguably the most beautiful sounding microphone ever produced, the TELEFUNKEN ELA M 250 / 251 was originally sold in two variations: the "ELA M 250E / 251E" version utilized