Touch Switch (CB6449E)

This resistive sensor was found in a 1969 US documentation. The circuit uses transistors of the time, but current equivalents can be employed.

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Guess the Number (CB16515E)
The purpose of this game obtained in a 1998 documentation is to guess the number that the circuit...
Low Side Current Sensor LT2050HV (CB5235E)
This circuit is from the 2005 Linear Technology Application Manual. The circuit must be powered by 5...
Complete Wien Bridge Oscillator (CB22382E)
This circuit generates excellent sinusoidal signals and has the frequency adjusted by VR1 which is...