Scale Expander for 12V Meter (CB21330E)

This circuit was found in a QST from the 1990s. The circuit expands the scale of a 10V instrument to measure 20V.

1.5 to 10 V inverter (CB20462E)
This circuit provides an output of 5 to 10 V at its output from inputs of 1.5 to 4.5 V. The output...
Function generator (CB22372E)
We found this circuit in an old publication. The ICM7556 is a dual CMOS 555. The other components are...
Complementary emitter follower (CB7979E)
This complementary or bilateral emitter follower was found in American documentation from the 90s....