This circuit was taken from an article in Electronics Now magazine in February 1995. The power supply must be dual and other operational amplifier can be used.
This circuit was found in a Japanese documentation of the 70's. It uses transistors of the era and is...
May 2017 - Mouser Electronics announces the availability of the new Murata SCA3300-D01 3-axis...
The sensor diode used in this circuit is the common type of germanium. Experiments may be made...