Cal Enterprises Ltd

50/60 Hz Decade detail

The actual "box" carries out a number of functions

  1.   Main function, a LF high voltage ratio decade to facilitate full calibration of 50/60 Hz syncro/resolver test sets.
  2.   Switchable source/ nulling bridge capability.
  3.  Built in self test (against the Tegam 1011 at low voltage)
  4.  60 degree/45 degree sector switching for quick/easy calibration of API,s etc