SCR-511(*)
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 | 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
Reference Files
- 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
- 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
- Schematic Diagrams for Maintenance of Ground Radio Communication Set
- October 1942
References
- ↑ TM 11-245,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"
- ↑ SIG 8-SCR-511,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"
- ↑ SIG 7-SCR-511,
- "US Army Technical Manual Collection,"
- from the CECOM Historical Office archive, Aberdeen Proving Ground, MD.
- CECOM Historical Office
- "US Army Technical Manual Collection,"