Voltage follower (CB9015E)

This high input impedance and high output current circuit was found in 702 Motorola documentation. The circuit uses components uncommon today.

Active Antenna (CB4750E)
This good gain antenna up to 30 MHz was found in an American 1990s documentation. The circuit can be...
Switch lighting (CB7965E)
This circuit keeps an LED on briefly when S1 is pressed. The time depends on C1. The circuit is...
Automatic Headlight Control 555 (CB25502E)
This circuit was found in the September 1992 issue of Radio Electronics magazine. The circuit does...