This 13.6 V power supply with 8 A output was suggested by Texas Instruments in the documentation of the 90s. Power transistors must be equipped with good heat sinks.
We found this circuit in an old operational amplifier manual. The operational amplifier can be of...
This receiver we found in a 1992 documentation operates in the 27 MHz band, triggering a relay...
This amplifier is from a commercial product from the 1970s. The circuit uses germanium transistors and...