This flasher or light pulsator can be used in an ordinary flashlight. The circuit can be adapted to use a lamp instead of an LED. Transistors support equivalents. C1 determines the frequency range.
This amplifier has a gain of 45 dB (100 times) operating with audio signals from 50 Hz to 25 kHz....
September 2017 - The Phoenix Contact Mini 7/8 - inch (7/8 inch) sensors and actuator cables can...
We found this circuit in a 90's European schematic. The circuit can be implemented with almost any...