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BC-684-(*) part of SCR-608, SCR-628

BC-684-; MILITARY U.S. (ID = 164346) Commercial Tr
 
BC-684-; MILITARY U.S. (ID = 164347) Commercial Tr
 
BC-684-; MILITARY U.S. (ID = 164348) Commercial Tr
BC-684-; MILITARY U.S. (ID = 2619274) Commercial Tr BC-684-; MILITARY U.S. (ID = 2619275) Commercial Tr
BC-684-; MILITARY U.S. (ID = 2619276) Commercial Tr BC-684-; MILITARY U.S. (ID = 2619277) Commercial Tr
BC-684-; MILITARY U.S. (ID = 2619273) Commercial Tr BC-684-; MILITARY U.S. (ID = 164336) Commercial Tr
BC-684-; MILITARY U.S. (ID = 263642) Commercial Tr BC-684-; MILITARY U.S. (ID = 263643) Commercial Tr
BC-684-; MILITARY U.S. (ID = 263644) Commercial Tr BC-684-; MILITARY U.S. (ID = 263645) Commercial Tr
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BC-684-; MILITARY U.S. (ID = 2619274) Commercial Tr
MILITARY U.S.: BC-684- [Commercial Tr] ID = 2619274 1400x1050
Select picture or schematic to display from thumbnails on the right and click for download.
For model BC-684-(*) part of SCR-608, SCR-628, MILITARY U.S. (different makers for same model)
 
Country:  United States of America (USA)
Manufacturer / Brand:  MILITARY U.S. (different makers for same model)
Year: 1944 ? Category: Commercial Transmitter (TX not Transceiver)
Valves / Tubes 8: VT-164 VT-164 VT-164 VT-165 VT-164 VT-164 VT-164 VT-164
Wave bands Wave Bands given in the notes.
Details
Power type and voltage Storage Battery for all (e.g. for car radios and amateur radios) / 12 / 24 Volt
Loudspeaker - - No sound reproduction output.
Power out
from Radiomuseum.org Model: BC-684- [part of SCR-608, SCR-628] - MILITARY U.S. different makers
Material Metal case
Shape Tablemodel, low profile (big size).
Dimensions (WHD) 18 x 9.1 x 11.5 inch / 457 x 231 x 292 mm
Notes

VHF-Transmitter BC-684: Frequency range 27–38,9 MHz, 10 crystal controlled channel presets, NBFM, output power 20 W.

Under the lid left next to the controls, the crystals for the ten pretuned channels are plugged in; the other cover in left upper corner of the fronat panel gives access to the crystal box BX-40 with all channel crystals. Sets with a complete crystal box and the original dynamotor still in place will give a better collectors price.

Part of field artillery radio sets SCR-608 and SCR-628 along with one or two BC-683 receivers. Powered via dynamotors from vehicle battery 12 V (DM-35) or 24 V (DM-37).

  • Variant: BC-648-A: no internal intercom function (no switch below pilat lamp)
  • Variant: BC-684-B: internal intercom funcion for armed vehicles and tank (can be recognized by an additional switch below the pilot lamp right below the meter)
  • in Switzerland found as SE-408 / FIX; french frontplatte labels due to french license production
Net weight (2.2 lb = 1 kg) 30.1 kg / 66 lb 4.8 oz (66.3 lb)
Source of data -- Original-techn. papers.
Mentioned in -- Original-techn. papers. (TM 11-620)
Literature/Schematics (1) -- Original-techn. papers. (TM 11-4037 Repair Instructions)

Model page created by Martin Bösch. See "Data change" for further contributors.



All listed radios etc. from MILITARY U.S. (different makers for same model)
Here you find 352 models, 304 with images and 168 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.



 


Forum contributions about this model
MILITARY U.S.: BC-684-
Threads: 1 | Posts: 1
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military: BC-684-A (BC684A); Service manual
Martin Bösch
06.Jan.06
  1 Hallo, I scanned the Service Manual for the SCR-608 / 628 radio sets including the BC-684A transmitter, it can be found for download at
ftp://bama.sbc.edu/downloads/miltest/scr608/
or on my personal website
http://www.dr-boesch.ch/radio/manual-liste.htm
Hope that helps Martin Boesch
 
MILITARY U.S.: BC-684-
End of forum contributions about this model

  
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