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 simple circuit can be used as audio output stage for intercoms, experimental radios and other low...
This simple solar powered MW receiver was obtained from a 1974 Popular Electronics. The transistor can...
This flashlight project with a blinking light that makes it easy to find was found in the January...