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xxd tube mount
mountain man
Junior Member
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Posts: 24
Threads: 9
Joined: Feb 2013
City: Jasper Arkansas
#1

02-01-2015, 04:35 PM
on 42-1003 model 121 the xxd or 14af7, tube mount is rubber mounted. the tube center pin is grounded to the insulated portion of the mounting plate  What was the purpose of this arrangement? getting 455 khz tone throughout radio but dead to that tube  on pin 5. clues?
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xxd tube mount - by mountain man - 02-01-2015, 04:35 PM
RE: xxd tube mount - by Ron Ramirez - 02-01-2015, 05:01 PM
RE: xxd tube mount - by mountain man - 02-01-2015, 05:37 PM



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  1. The PHILCO Phorum
  2. Philco Radio Discussions
  3. Philco Electronic Restoration