Broadband amplifier (CB9005E)

For a 75ohm output, this circuit was found in ancient American documentation, using components from the time.

5W Transistorized Amplifier (CB1317E)
This good amplifier with output in complementary symmetry is from an old publication, and modern...
Rain Alarm (CB5366E)
This circuit appears elsewhere in this section, but taken from other sources. This is an English...
Crystal Calibrator (CB12492E)
This crystal oscillator circuit for equipment calibration, generates a 100 kHz signal from a 1 MHz...