VHF and UHF Preamplifier (CB8401E)

Found in a 90s Popular Electronics, this circuit uses a MAR-X to amplify signals up to 2 GHz. The circuit is quite critical.

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Diac DC Over Voltage Protection (CB13366E)
This circuit was obtained in a technical publication from the 1970s. It fires a diac and thus a...
Low Input Current Fast Adder (CB14126E)
We found this circuit in the 1994 Linear Applications Handbook from National Semiconductor. The...
Capacitance Measurement Bridge (CB4423E)
This simple measuring bridge allows the capacitance m of some pF to microfarads to be measured...