This circuit was found in Motorola documentation from 1968. SCRs can be modern equivalents and the maximum load is 5 A at 40 V.
This 10 kHz filter is based on a 741 operational amplifier. The circuit is from Electronics Now...
This circuit was found in a 1973 Radio Elettronica magazine. The Italian magazine no longer...
Found in an American publication from 1968, this circuit generates pulses at a rate of 2,500 per...