We found this circuit in a 1967 documentation. The integrated circuit and an operational one of the time. Modern equivalents can be tried out. The power supply is symmetrical.
Frequencies from 1 to 10 MHz can be obtained with a small adjustment of the variable in a narrow...
This flasher of two incandescent lamps was discovered in a 1983 documentation and it has two...
We found this trebble booster circuit in a 1990 documentation. The components are current, and the...