Two-state sequential (CB6566E)

Found in a 1970 documentation, this SCR bistable can be implemented with modern equivalent SCRs. Observe the controlled loads.

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2.34 kHz oscillator with the LM3900 (CB13843E)
Of course, other frequencies can be generated by changing the components. The circuit generates a...
Audio Visual Thermometer (CB18469E)
This circuit was found in a 1974 publication. It provides a tone indication of the temperature sensed by...
FM Transmitter Powered by The Power Grid (CB17354E)
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