Difference between revisions of "AN~MTC-1"

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Line 14: Line 14:
 
1 Shelter [[S-180]]/MTA-4 (modified [[S-141]]/G)
 
1 Shelter [[S-180]]/MTA-4 (modified [[S-141]]/G)
  
Main Distribution Frame [[TA-257]]/TTC
+
3 Main Distribution Frames [[TA-257]]/TTC
  
 
Line Relay [[TA-223]]A/TTC
 
Line Relay [[TA-223]]A/TTC

Revision as of 05:27, 29 June 2019

The AN/MTC-1 and -1A were air- or vehicular-transportable manual central offices which provided switching for 196 local battery or common battery subscriber lines and 20 manual or dial trunk circuits. The AN/MTC-1 andthe -1A were each housed in two shelters, the AN/MTA-3 and AN/MTA-4. The MTA-3 contained three parallel switchboard positions. The AN/MTA-4 housed the relays, frames, storage batteries, and power panel. The AN/MTC-1 or the -1A was used at signal centers in the corps area communication systems.

Major Components

AN/MTC-1 :

1 Shelter S-179/MTA-3 (modified S-141/G)

3 Switchboards SB-249A/TTC

3 Telephone Sets TA-312/PT

1 Shelter S-180/MTA-4 (modified S-141/G)

3 Main Distribution Frames TA-257/TTC

Line Relay TA-223A/TTC

Line Relay TA-226A/TTC

Power Distribution Panel SB-1032/TTC

Battery BB-46

Telephone Set TA-312/PT

AN/MTC-1A:

1 Shelter S-280B/G (modified)

3 Switchboard SB-1398/GTA

2 Telephone Set TA-312/PT

1 Shelter S-280B/G (modified)

Main Distribution Frame TA-454/GTA-14

Line Relay TA-452/GTA-14

Line Relay TA-226/TTC

Power Distribution Panel SB-1399/GTA

Battery BB-46

Telephone Set TA-312/PT


AN.MTC-1 AND 1A.jpg

AN.MTC-1 AND 1A.2.jpg

Early MTC-1 configuration:

AN.MTC-1 AND 1A.3.jpg

See Also

S-179

S-180

Reference Files

  • TM 11-5805-284 Series