Hysteresis compensator (CB7980E)

Suggested by a 90's Linear Databook, this circuit compensates for capacitor hysteresis. The main component is from the era.

Programmable 0 to 99 TTL Frequency Divider (CB423)
This TTL divider divide by 0 to 9 the frequency of a signal applied to its input. Maximum...
Crystal test (CB7538E)
Found in the American 73 magazine for radio amateurs, this circuit can test common quartz...
Sound controlled lamp (CB7198E)
Found in a 1966 General Electric documentation, this circuit controls an incandescent lamp from an...