Found in a 1967 RCA manual, this circuit uses components from the era that can be replaced by modern equivalents. The circuit is for resistive loads.
November 2016 - Texas Instruments' new TLV8802 nano-power operational amplifiers for wireless...
This sophisticated photometer that has a light comparator with LED indicator came out in an...
This is a version of the previous circuit that includes a tone modulator based on a Hartley...