We found this circuit with SCRs and unijunction in a Radio Electronics magazine from June 1969. The SCRs must be in accordance with the controlled incandescent lamp. The circuit is powered by DC.
This circuit consists of a stereo audio compressor. We found it in Radio Electronics magazine from...
This circuit, found in a 1986 documentation, uses an optical sensor to count pulses and, in its...
This circuit was suggested by General Electric in documentation from the 80s. SCRs are common...