This circuit was found in old American documentation. Transistor is general purpose and coil rated is for 1.5 MHz. Wind 50 + 50 turns of wire 28 onto ferrite rod for 1 MHz.
This frequency divider with SUS was found in General Electric's 1967 documentation. Similar...
This photo-receiver circuit can use either a photodiode in voltage generator mode or a...
Supplied in a 2005 Linear Technology Application Manual, this circuit monitors the charge and...