Two-state sequential (CB6566E)

Found in a 1970 documentation, this SCR bistable can be implemented with modern equivalent SCRs. Observe the controlled loads.

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Delayed pulse generator (CB8523E)
Found in 90's Electronic Engineering, this circuit produces a pulse with a delay that depends on R3...
Voltage Controlled Amplifier (CB24873E)
This circuit was found in the December 1984 issue of Radio Electronics magazine. The circuit has a...
Video preamplifier (CB8741E)
Found in 90s Radio Electronics, this circuit is intended for amplifying analog video signals....