4060 timer (CB22375E)

This circuit shows how to use the 4060's various outputs for frequency division and achieving a long period timer.

Simple Analog Tachometer (CB13969E)
This circuit, which uses germanium transistors, is from a 1965 English magazine. The used...
4093 Sine Square Converter (CB26335E)
Found in a Popular Electronics from the 90s, this circuit operates up to about 5 MHz input....
Two Transistors Experimental Amplifier (CB15058E)
The transistors in this circuit can be the BC548 and a small speaker serves as a microphone. The...