Our Technology

Our preamplifiers have several unique technical features.

Audio “firsts” in the Backert Labs preamps:

A completely new and different power supply.  GreenForce™, patented by Bob Backert.  Read more.

The first preamplifier that adjusts tube bias automatically and continuously.  Read more. (Applies to the Rhythm, the Rhumba Extreme, and the Rhumba Xphono.)

Other premium features:

Read about our proprietary gain stage – the circuit that amplifies your music.

Our unique home theater bypass input won’t make you “use up” your tubes while you’re watching movies.

More goodies.