We found this circuit in a Radio Electronics from July 1968. The circuit generates rectangular pulses with an amplitude given by the supply voltage.
The circuit shown in the figure consists of an amplifier for stereo sources with Maxim's MAX9723...
Found in documentation from the 1990s, this circuit modulates the pulse width without changing its...
This two-transistor preamplifier was found in a 1960 Sylvania transistor manual. The output...