Square sawtooth converter (CB8926E)

We found this circuit in a 1967 American documentation. The diodes are general-purpose and the input frequency can be between 80 and 800 Hz.

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High Q Notch Filter (CB15639E)
This high Q “rejector” or notch filter rejects signals whose frequencies are in the range...
Basic two-gate oscillator (CB22399E)
This circuit was found in documentation from the 90's, having an LC compensation network. The...
Pulse Triggered Monostable (CB25672E)
This two-transistor circuit was found in the January 1994 issue of Electronics Now magazine....