I wrote: >PL-59 pin 25 to PL-63 pin 46 ( +24 vdc) >PL-59 pin 35 to PL-63 pin 41 (+250 vdc) >PL-59 pin 27 to PL-63 pin 52 (Ground-Common) Ouch! That should say "PL-56" in place of "PL-59." Mike / KK5F