Public Timelines

For educational institutions For teachers For students Cabinet

For educational institutions For teachers For students Open cabinet

FAQ Get premium

Create a timeline

Public timelines

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

jan 1, 1932 - RCA 77A

Description:

The RCA 77A is a ribbon/velocity microphone that has a cardioid polarity pattern.

Added to timeline:

Microphones

23 Jan 2018

0

0

538

Date:

jan 1, 1932

Now

~ 93 years ago

Images:

About & Feedback Terms Privacy FAQ

Cabinet Get premium

Donate

The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.

Secured with SSL