We found this 4.5 MHz amplifier for video signals from old analog TVs in the June 1992 issue of Radio Electronics magazine. It uses a 592 integrated circuit.
This two-port monostable of the 4001 was suggested by an article in the April 1988 Radio...
We found this circuit in a documentation from the 70s. Semiconductors are from the era and can be...
This circuit is from 1992 documentation. The transistor can be a TIP42 with a good heat sink for...