CA3080 Amplifier (CB25131E)

This amplifier with an OTA has a gain of 40 dB. The power supply must be symmetrical. Found in Radio Electronics, May 1988.

Basic Latch 2 (CB7982E)
What sets this circuit apart from the previous one is the use of only one push button. The circuit...
Frequency Selector 741 (CB16232E)
The filter shown in the figure, using only an operational amplifier, is characterized by allowing 1...
Incandescent Dimmer (CB11373E)
This circuit controls the brightness of incandescent lamps up to 400 W for the TIC226 series...