The circuit presented is from 1994 and can be developed with more modern operators. We found the configuration in the National Semiconductor Linear Applications Handbook.
This circuit was found in the March 1999 issue of Electronics Now magazine. The meter is analog and...
The presented circuit can work as a divider by 2 of frequency. The base is an LM3900, operational...
This power supply uses integrated voltage regulators for 1 A of the 78xx series. The output...