This 2-quadrant modulator circuit was found in the May 1988 issue of Radio Electronics magazine. The CA3080 is an OTA operational amplifier.
Found in a 1966 publication, this circuit is a simple version of a field strength meter. The diode...
Texas Instruments SN74HCS32 Q1 2-input OR gate This Texas Instruments integrated circuit has 4...
This interesting 80's logic circuit consists of a gate that can be programmed according to the...