This multi-output power supply was found in an article in Radio Electronics magazine in November 1985. Voltage regulators must be equipped with heat sinks.
This circuit is from a publication from the 70s. The operational amplifier is from the period. Modern...
We found this circuit in the October 1992 issue of Radio Electronics magazine. The duty cycle can...
This circuit digitally counts input pulses. The circuit from a November 1970 Radio Electronics uses...