Touch on and off switch (CB9376E)

Found in RCA documentation from the 90s, this circuit uses integrated components from the time. The load depends on the triac.

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3 to 20 MHz XTAL Oscillator (CB13870E)
We found this oscillator in a publication for radio amateurs from the 70s. The circuit generates...
Rhythmic Sequential (CB18165E)
We found this circuit in a 1982 publication, but all the components used are still common in our...
Symmetric 12 V x 80 mA Power Supply (CB13356E)
We found this circuit in a 1976 technical documentation, but it can be assembled with modern...