This circuit was found in an Electronics World of 1969. The components of the time. The operational can be replaced by modern equivalent type.
This stabilized source can supply currents up to 700 mA and the output voltage is close to 15 V. a...
This circuit allows linear brightness control of an LED from an input voltage. The power supply must...
In applications where there is no danger of any contact with live points on the circuit by the...