User:BinD

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hi and stuf

The Philadelphia code

of course the novice knows that Phila. stands for Philadelphia Quartermaster Depot, usually followed by the contract date. but here's that mistry number. its a class of material.

  • class 1- ground radar equipment
  • class 2- ground & vehicular radio equipment
  • class 3- photographic equipment
  • class 4- wire communications equipment
  • class 5- wire and cable equipment
  • class 6- miscellaneous equipment
  • class 7- transmitting equipment
  • class 8- radio receiving equipment
  • class 9- power supplies
  • class 10- public address and interphone
  • class 11- electronic tubes. rectifiers and transmitting
  • class 12- capacitors various
  • class-13- capacitors fixed
  • class 14- transformers and reactors
  • class 15- resistors
  • class 16- quarts crystal assembly
  • class 17- test equipment
  • class 18- miscellaneous
  • class 19- antenna
  • class 20- subscriber station equipment
  • class 21- central office equipment or PBX
  • class 22- manual switching
  • class 23- carrier equipment
  • class 24- repeaters
  • class 25- outside plant



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JETDS

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gallery

References

  • TM 11-393

TL-122

TL-122 flashlight takes 2 BA-30

Variations

  • A
  • B
  • C
  • D

Gallery 1

References

File:VHF fighter control handbook.pdf



  • vehicle shown is T-4 Armored car. Circa-1933
  • Reciever shown is BC-189


34-426 SCR-193 transmitter 108 8751887363 l.jpg 34-422 SCR-193 power unit 104 8751798169 l.jpg 34-420 SCR-193 102 8751797991 l.jpg 34-421 SCR-193 103 8752919876 l.jpg

Related Files

Adobe PDF icon.png TM 11-2632

Remote Control Equipment
RC-261
28 Oct. 1944