Flasher CA3130 (CB22004E)

Found in an English documentation from 1977, this flasher or pulser circuit drives an LED. The frequency depends on C2.

0.1 to 90 second timer (CB10192E)
This simple circuit produces pulses delayed in times set by the resistor in series with C on the...
Ultrasonic Repeller (CB24760E)
This circuit was published in the Ideas section of Radio Electronics magazine in August 1983. The...
Sequential Remote Control (CB4296E)
In the figure we have the receiver of a sequential remote control operating at a frequency in the range of...