Taken from a 1967 RCA publication, this circuit maintains a low current in the battery when it is charged. The components are from the era.
This circuit is from a Poptronics, American magazine of August 2000. The circuit can be assembled with...
This is the normal configuration for the TDA2003 integrated circuit, an amplifier that can provide 10...
This stabilized source can supply currents up to 700 mA and the output voltage is close to 15 V. a...