Modulation Meter (CB25761E)

As part of a larger project, we found this modulation meter in the August 1994 Electronics Now magazine. The indicator is an analog type.

Three Transistor AM Radio (CB461)
This sensitive medium wave (MW) radio pick up the local station without the need of an external...
Operational Triggered Amplifier (CB4026E)
We found this circuit in the Motorola LinearDatabook of 1990. The circuit can be implemented with other...
Electronic Roulette (CB3822E)
This simple 10-position roulette circuit with the 4017 found a 1987 documentation. The circuit can...