|RCA PB90 ribbon microphone from 1934|
This is a beautiful RCA PB90, in complete original condition, but need of a little loving care to bring it back to its former glory. Here's the output transformer....
|RCA PB90 Ribbon mic transformer, 1934|
It's date stamped 21st September 1934! 78 years old. The mic shares a birthday with Leonard Cohen!