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 circuit was found in an application manual from the 1980s. The operational amplifier used is not...
The circuit shown in the figure consists of a system for driving white LEDs (WLEDs) at low...
Found in a 1980 publication, this circuit triggers a power lamp, making it blink when light hits...