Auto Bias for FET (CB6125E)

This configuration is from a 1964 US documentation valid for any FET. The range of power voltages depends on the application.

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Dimmer with triac and SBS (CB7212E)
This dimmer for 12 V incandescent lamps was found in a 1966 General Electric documentation. The circuit has...
Direct conversion receiver for radio amateurs (CB8205E)
This circuit was obtained in a 90s Popular Electronics. In the table the values of the components...
Logic Level Modifier (CB5323E)
This circuit modifies the logical level of a digital function by switching to TTL, for example....