This amplified speaker is from a Radio Electronics from September 1988. The power integrated circuit is from that time and the other components are still common today.
This circuit was found in an American telecommunications documentation from the 1980s. The circuit...
This circuit was described in an article in the February 1993 Radio Electronics magazine. The...
August 2017 - Mouser Electronics is stocking the new Molex optical EMI shielding adapters. These...