Difference between revisions of "SCR-511"

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:1 - 6L6G
 
:1 - 6L6G
 
:1 - VR-105-30
 
:1 - VR-105-30
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 +
 +
==BC-746 Tuning Unit==
 +
The BC-746 is a self contained tuning unit that contains both the Transmit and Receive crystals plus other circuitry required to properly align the radio to the desired frequency.
 +
 +
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{| class="wikitable" style="border:2px solid black;"
 +
!colspan="2" style="font-size:125%;"|'''Tuning Unit Specifications'''
 +
|-
 +
| scope="row" style="border-top: 2px solid black;font-size:125%;" | Channel Number
 +
| scope="row" style="border-top: 2px solid black;font-size:125%;" | Frequency
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|-
 +
|1
 +
|3010 kHz
 +
|-
 +
|2
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|3825 kHz
 +
|-
 +
|3
 +
|3995 kHz
 +
|-
 +
|4
 +
|4845 kHz
 +
|-
 +
|5
 +
|5500 kHz
 +
|-
 +
|6
 +
|5880 kHz
 +
|-
 +
|7
 +
|3245 kHz
 +
|-
 +
|8
 +
|3525 kHz
 +
|-
 +
|9
 +
|3655 kHz
 +
|-
 +
|10
 +
|3735 kHz
 +
|-
 +
|11
 +
|4780 kHz
 +
|-
 +
|12
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|5030 kHz
 +
|-
 +
|13
 +
|5305 kHz
 +
|-
 +
|46
 +
|3410 kHz
 +
|-
 +
|54
 +
|3475 kHz
 +
|-
 +
|58
 +
|2670 kHz
 +
|-
 +
|59
 +
|3035 kHz
 +
|-
 +
|60
 +
|3155 kHz
 +
|-
 +
|61
 +
|3345 kHz
 +
|-
 +
|62
 +
|3402.5 kHz
 +
|-
 +
|63
 +
|3665 kHz
 +
|-
 +
|64
 +
|3725 kHz
 +
|-
 +
|65
 +
|3865 kHz
 +
|-
 +
|66
 +
|4105 kHz
 +
|-
 +
|67
 +
|4435 kHz
 +
|-
 +
|68
 +
|5870 kHz
 +
|-
 +
|69
 +
|5900 kHz
 +
|}
  
  

Revision as of 19:49, 12 March 2015

SCR-511-21.jpg

Radio set SCR-511 is a light weight voice operated set used for communication between small units of the calvary. This set can be used by personnel who are not trained radio specialists.


Specifications

Frequency Range
3.0 - 6.0
Modulation Type
AM
Number of Crystals
2 in each tuning units, 13 tuning units per set authorized
Preset Frequencies
1 tuning unit installed; 1 spare tuning unit carried with set
Antenna
Telescopic Mast, This antenna actuates the sets on-off switch when extended.
Tuning
Crystal
Power Source
Dry Battery BA-49
Power Output
0.75 Watt
Set Components
Radio Receiver and Transmitter - BC-745
Tuning Unit - BC-746
Power Supply Unit - PE-157
Chest Unit - T-39
Mounting - FT-338
Battery - BA-49
Tubes
1 - 5U4G
1 - 6H6
1 - 6J5
1 - 6SA7
1 - 6SH7
1 - 6SJ7
4 - 6SK7
1 - 6SQ7
1 - 6V6-GT
1 - VR-150-30
1 - 1R5
1 - 1291
1 - 2X2
1 - 5U4G
1 - 6AC7
1 - 6L6G
1 - VR-105-30


BC-746 Tuning Unit

The BC-746 is a self contained tuning unit that contains both the Transmit and Receive crystals plus other circuitry required to properly align the radio to the desired frequency.


Tuning Unit Specifications
Channel Number Frequency
1 3010 kHz
2 3825 kHz
3 3995 kHz
4 4845 kHz
5 5500 kHz
6 5880 kHz
7 3245 kHz
8 3525 kHz
9 3655 kHz
10 3735 kHz
11 4780 kHz
12 5030 kHz
13 5305 kHz
46 3410 kHz
54 3475 kHz
58 2670 kHz
59 3035 kHz
60 3155 kHz
61 3345 kHz
62 3402.5 kHz
63 3665 kHz
64 3725 kHz
65 3865 kHz
66 4105 kHz
67 4435 kHz
68 5870 kHz
69 5900 kHz


Images

  • SCR-511 Data.png
  • SCR-511-1.png
  • SCR-511-2.png
  • SCR-511-3.png
  • SCR-511-4.png
  • SCR-511-5.png
  • SCR-511-6.png
  • SCR-511-7.png
  • SCR-511-8.png
  • SCR-511-9.png
  • SCR-511-10.png
  • SCR-511-11.png
  • SCR-511-12.png
  • SCR-511-13.png
  • SCR-511-14.jpg
  • SCR-511-15.jpg
  • BC-746 8751772063 l.jpg
  • BC-745 8751773459 l.jpg
  • BC-745.png


Reference Files

Adobe_PDF_icon.png TM 11-245[1]
Technical Manual
Radio Set
SCR-511-A
SCR-511-B
SCR-511(*)
30 July 1943


Adobe_PDF_icon.png SIG 8-SCR-511[2]
Army Service Forces Catalog
Signal Supply Catalog
Higher Echelon Spare Parts for
Radio Set
SCR-511-A-B-C
11 December 1944


Adobe_PDF_icon.png SIG 7-SCR-511[3]
Army Service Forces Catalog
Signal Supply Catalog
Organizational Spare Parts for
Radio Set
SCR-511-A-B-C
5 January 1945


Adobe PDF icon.png TM 11-310

Schematic Diagrams for Maintenance of Ground Radio Communication Set
October 1942


References

  1. ↑ TM 11-245,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office
  2. ↑ SIG 8-SCR-511,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office
  3. ↑ SIG 7-SCR-511,
    "US Army Technical Manual Collection,"
    from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
    CECOM Historical Office
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