Using a DAC038 IC this circuit is from Radio Electronics from May 1983. The circuit must be powered with a 5 V source and uses common operating outputs.
This oscillator provides a 1 MHz rectangular signal determined by the capacitors used. The circuit...
The circuit transistors, found in a 1974 documentation, may be the BC548. The circuit is used in...
The two previous circuits show the INA185 a current sensing amplifier in basic applications. This...