View cart “Amperite RBM 30 Ribbon Mic Vintage RARE – Big Heavy Ugly Awesome Cast Thing” has been added to your cart.
Amperite 1937 Official Information Sheet for Velocity Ribbon Microphones >>> FREE DOWNLOAD PDF >>> Pre-Amp Build Directions
$0.00
Here is a 1937 information sheet issued by Amperite for proper usage of their velocity ribbon mics, with diagrams for building pre-amplifiers. This is a FREE DOWNLOAD PDF, eight pages total. Enjoy!