100 MHz harmonic oscillator (CB9659E)

This Pierce oscillator was found in American documentation from the 1980s. Transistors support modern equivalents.

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Astable with operational amplifier (CB10132E)
This configuration can be found at several points in this section. This was obtained in an old...
Direct Reading Capacítancemeter (CB3885E)
We find this circuit in American documentation from the 1980s. The accuracy of the circuit depends on the...
Balanced Mixer using an Integrated Circuit (CB4238E)
We find this circuit in a 1980s documentation. The circuit is for SSB modulation and the...