Featured in the February 1949 Radio Electronics magazine, this benchtop instrument generates multi-range audio signals. The circuit has 6 tubes including the rectifier.
This circuit was found in Intersil's 1992 documentation consisting of a test for ADc0801 and...
When the phone rings, a high-powered incandescent light comes on. This circuit can be interesting to...
This configuration with CMOS 4011 integrated circuit generates sine signals in a frequency range...