This circuit, which can serve as a reference for restorations, was found in the October 1989 issue of Radio Electronics magazine. The circuit uses a 5-digit display and a dedicated integrated circuit.
This circuit is from the 2005 Linear Technology Sensor Manual. The circuit is fast acting and has a 3 V...
This 2.2 Hz to 24 kHz filter was found in the February 1995 issue of Electronics Now magazine. The circuit...
This circuit, which uses common components even today, was found in a 2001 documentation. It is an...