This circuit is from a 1977 Signetics integrated circuit manual. The output transistors can be BD136 and BD237 and the symmetrical supply can be from 6 to 12 V. The voltage gain is 10.
Found in a Philips documentation from 1968, this circuit detects the trimpot set input voltage....
This circuit was found in the May 1982 issue of Radio Electronics magazine. The circuit inverts the...
This simple power supply is based on the 7815 integrated circuit, which must be mounted on a heat...