This full-wave dimmer with SCRs was found in General Electric documentation from 1965. The circuit uses a unijunction and serves only for incandescent lamps.
The L293 circuit is not common today. We found this circuit in the 1982 SGS linear integrated...
We found this bridge circuit in Electronics Now magazine from September 1995. The instrument can...
We found this divider in a circuit manual from the 90s. The circuit is intended for operation with...