100 kHz Oscillator (CB22379E)

This is the single-sourced version of the previous oscillator. Frequency can be changed by changing C1.

Schmitt trigger 40106 (CB21565E)
The CMOS PLL used on this circuit is not very common. The circuit can be used to take out contact...
Audio Level Controller (CB25551E)
We found this circuit in the Radio Electronics magazine of February 1993. The main integrated...
DC static switch (CB9257E)
This circuit was found in Motorola documentation from 1968. SCRs can be modern equivalents and the...