We found this configuration in a 1974 technical documentation. The circuit consists of a filter to prevent interference caused by sewing machine engines. Capacitors must be ceramic for 400 V and their values can be approximated by current standards.
We found this configuration in a 1974 technical documentation. The circuit consists of a filter to prevent interference caused by sewing machine engines. Capacitors must be ceramic for 400 V and their values can be approximated by current standards.