Found in an Electronic Design of 1964 this circuit has a control for the frequency and another for the active cycle the signal. The bipolar transistor can be a general-purpose type.
March 2017 - Mouser Electronics is sourcing the new Bluetooth Driver CC2564 from Texas...
This circuit is from an 80's publication. It makes use of small 6 V x 50 mA incandescent lamps....
This circuit makes use of the Linear Technology LT6100. We find it in a 2005 company manual. The...