This integrated amplifier was found in a non-existent British magazine from 1975. The used integrated circuit is still popular and the mono bridged version can provide 36 W output power. 4 A.
This circuit can use both separate LEDs and a common cathode display when one segment indicates...
We adapt this circuit of Radio Electronics - March 1990. The magazine no more exists, but the...
September 2017 - The new LDOs of STMIcroelectrinics LDLN025 for currents up to 250 mA and 1.5 to...