This circuit was suggested by Texas Instruments in a 1968 publication. The transistors are of the time, and modern equivalents can be used.
TQP92xx series power amplifiers for frequencies in the typical range of 1,805 -2,200 MHz can be...
This circuit was taken from the 1974 Ferranti transistor manual. Transistors are common types at...
The purpose of this circuit is to modify the sound of organs so that they resemble the sound of a...