This variable 1 A power supply with voltages up to 30 V was found in an article in June 1986 Radio Electronics magazine. The 723 IC is well known to magazine readers of the time and even today.
Found in an American publication from 1969, this circuit can be adapted to be used as a shield....
This circuit aims to replace a 90 V battery used in old tube radios. The circuit uses a...
Mouser Electronics is making available the new regulator type Buck FAN536600 from Fairchild for...