This circuit makes use of a special LM195 power transistor not very easy to obtain. The circuit is from the 1994 Linear Applications Handbook by National Semiconductor.
This circuit is from a 1980 publication. The circuit has high gain with weak signals and lower gain...
This analog thermometer was obtained from an English documentation. The sensor is a common diode...
This low current converter was found in the January 1997 issue of Electronics Now magazine. It is...