This circuit can use a pendulum sensor. We found this configuration in a 1994 publication. The components used are common and the timing is given by the capacitor C1 which can be changed.
This circuit was found in a 1967 US documentation. The circuit applies to modern general purpose...
This circuit is basically the same configuration as the previous one with a power stage with...
The purpose of this circuit is to emit infrared pulses. However, LEDs for visible light can also...