This circuit allows you to read resistors up to 20 M ohms, converting it into voltage. The circuit is from the 90s. The operational ones used admit modern equivalents.
This circuit was obtained from an English publication from 1977. The integrated circuit is a...
This 22 V symmetrical amplifier provides close to 15 W of output in the bridged configuration. Integrated...
In the circuit in the figure, when a pulse of light falls on the LDR, the circuit arms with the...