This narrowband data receiver is from the Philips Databook of 1990. The circuit is powered by 5 V and N1 has 3.21 turns, N2 1 turns with Q = 16.
This is the traditional configuration of na Astable Multivibrator using two NPN ttransistor....
This circuit, which combines a bipolar with any JFET, was found in the April 1993 issue of...
This filter was found in a Texas Instruments manual based on an operational amplifier 741. Other...