We found this circuit in an Analog Devices documentation from the 1990s. It provides an approximation for the sine ꬾ of an input voltage. It is used in analog computing.
This circuit was found in a 1966 publication using a microwave transistor of the time. The circuit...
The integrated circuit used in this application is the National Semiconductor's LM2907, the...
This circuit was obtained in the publication 101 Electronics Projects of 1979. The circuit can be...