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 Power supply is intended to Power small loads with currents up to 30 mA. The voltage depends...
This simple metal finder uses a 100 uA indicator. The exploration coil must be constructed in a...
This circuit generates a 20 MHz sinusoidal signal from a 10 MHz crystal. It is found in the 1992...