This astable multivibrator has an active cycle of 30,000: 1. We found it in a 1970 EEE. The components used are from that time.
May 2017 - Mouser Electronics announces the availability of new Toshiba SSM6K N Channel MOSFETs...
Using integrated circuits from the time, we found this audio compressor in an English publication from...
The 2009 project is based on the integrated circuit9 LM317T, an adjustable regulator with 3...