This circuit was found in an English operational documentation from 1970. The circuit can be implemented with modern operational amplifiers.
The circuit shown here is a CCO. The frequency here depends on the current through the...
The circuit shown uses an operational transconductance amplifier such as the LM3900. Transistors...
Mouser Electronics has in stock the MUSBR robust connectors for USB 30 applications from Amphenol. These...