New Jersey Antique Radio Club
NJARC Home Page The Microphone Corner

 
The Microphone Corner
Testing. Testing. Hey, is this thing on?
 
 A new type of microphone, the "Cardiod", is introduced
From the March 1939 issue of Radio-Craft magazine
 



Back to the top
NJARC Home Page | Meetings & Swap Meets | Club Information
Library | Photo Gallery | Links | Site Map