This circuit was found in a 1970 US publication. Transistors are still common and the circuit can be used as a PWM shield or pulse transmission modulator.
This circuit is intended for SSB transmission by generating two sideband signals with the carrier...
Launched in April 2017 by Texas Instruments, the TLV62568 is a high-efficiency synchronized Buck...
In this circuit of an American publication of 1978, the integrated circuit may be the 4001 and the...