Solar timer (CB20498E)

This very low consumption circuit can be powered by a solar cell. The time indication is given by a microammeter.

Ladder Generator (CB9105E)
Found in Linear Technology documentation from the 1980s, this generator uses integrated circuits...
Divider by 7 (CB13728E)
This circuit shows how to use common logic functions to divide a frequency by 7. The output signal...
Bridge amplifier (CB9835E)
Found in Motorola documentation from the 90's, this circuit has a high input impedance. The power...