We found this circuit in an Electronic Design. The main integrated circuit is the 4017. The frequencies are determined by the RC circuits as well as the duration of the generated pulse train.
This circuit was found in a 2005 Linear Technology documentation. The circuit is based on LTC4213...
This RS flip-flop uses two type 4N26 optical couplers and is characterized by the very high...
This circuit acts as a VU-meter when connected at the output of any audio amplifier, triggering a...