This circuit was found in General Electric's 1965 documentation. It appears elsewhere on the site. The SCR and the diodes must be in accordance with the motor current.
Found in a 1968 Ferranti documentation, this circuit can be implemented with modern equivalent...
August 2016 - It can be obtained from Mouser Electronics the new pressure transducer M5600 from TE...
This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100...