![Marconi-Reisz Carbon Microphone (circa 1930) Just the job for a Kings Speech or two! Also very popular with other personalities of 1930's European showbiz! | Martin Mitchell's Microphones Marconi-Reisz Carbon Microphone (circa 1930) Just the job for a Kings Speech or two! Also very popular with other personalities of 1930's European showbiz! | Martin Mitchell's Microphones](https://martinmitchellsmicrophones.files.wordpress.com/2012/04/marconi-reisz-blog-pic1.jpg)
Marconi-Reisz Carbon Microphone (circa 1930) Just the job for a Kings Speech or two! Also very popular with other personalities of 1930's European showbiz! | Martin Mitchell's Microphones
Rear View Of A Vintage Ribbon Microphone On A Table Top Stand With A White Background Stock Photo - Download Image Now - iStock
File:CBS microphone, 1930s, used by Franklin Roosevelt for his Fireside Chat radio programs - National Museum of American History - DSC06235.JPG - Wikimedia Commons
![RCA 77D DX 1930 Mikrofon 24 K vergoldet Hat/Anstecknadel : Amazon.de: Musikinstrumente & DJ-Equipment RCA 77D DX 1930 Mikrofon 24 K vergoldet Hat/Anstecknadel : Amazon.de: Musikinstrumente & DJ-Equipment](https://m.media-amazon.com/images/I/41EabB-PBRL._AC_.jpg)
RCA 77D DX 1930 Mikrofon 24 K vergoldet Hat/Anstecknadel : Amazon.de: Musikinstrumente & DJ-Equipment
![Vintage RARE 1930's Amplion 4-M carbon spring microphone old deco ring and stand | Vintage, Microphone, Vintage electronics Vintage RARE 1930's Amplion 4-M carbon spring microphone old deco ring and stand | Vintage, Microphone, Vintage electronics](https://i.pinimg.com/originals/12/69/74/12697433756683e6274fcea29ed1d1eb.jpg)