555 Interval (CB20659E)

This simple windscreen wiper interval was found in old American documentation. The relay must have contacts of at least 2 A.

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Temperature Controlled Oscillator (CB10874E)
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...
Thermocouple amplifier (CB19717E)
This high stability circuit is from the datasheet of the component used which is not very common...
ooooooo/ 1 kHz Sine Oscillator (CB4614E)
The circuit shown in the figure consists of a phase shift oscillator and its components have been...