and output receptacles on the converter are covered
d. AC-DC Converter. The ac-dc converter (figure
by protective caps when the equipment is not in use.
1-3) enables the instrument to be operated from a 115
The converter circuit is portected by s fuse and
Vat, 60 or 400 Hz power source. When connected to
consists of a transformer, capacitor, resistor, two
an ac power source, the converter supplies the dc
diodes, and EMI filter.
voltage necessary to operate the instrument. Input