View source for SCR-178

==Overview==
Radio set SCR-178 is a low power set for point to point and ground to air communication.  This set is identical with radio set SCR-178 except carrying cases have pack saddle hangers.


[[File:SCR-178_Data.png|400px]]


[[File:34-429 SCR-178 112 8751799765 l.jpg|400px]]

==Images==
<gallery widths=100px heights=100px perrow=5>
File:SCR-178-1.jpg
File:SCR-178 8708347969 l.jpg
</gallery>


==Technical Details==
;Frequency Range
:Transmitter 2.4 - 3.7 mHz
:Receiver 2.4 - 3.7 mHz
;Antenna
:27 Ft fish pole with counterpoise
;Tuning
:MO
;Power Source
:Radio Generator [[GN-37]] With [[CD-125]]
:8 and 500 v Dry Batteries as follows
::4 - BA-2
::4 - BA-23
::2 - BA-27
;Power Output (watts)
:CW - 5
:Tone - 3
:Voice - 2.2
;Range (Miles)
:Point to Point
::CW - 25
::Tone - 20
::Voice - 10
:Air to Ground
::CW - 100
::Tone - 75
::Voice - 30
;Type of Signal
:CW, Tone, Voice (AM)

==Components==
* [[CH-38]]
* [[CH-39]]
*Radio Modulator [[BC-188]]
*Radio Transmitter [[BC-187]]
*Radio Receiver [[BC-186]]
*Radio Generator [[GN-37]]
* [[CD-125]] power cord
* [[IN-85]] antenna base
* [[MS-49]] to [[MS-56]]
* [[BG-58]]
* [[GY-11]]
* [[GY-12]]
* [[RL-28]]
* [[RL-29]]
* [[GP-27]]
* [[ST-26]]
* [[M-142]] lamp fixture
* [[P-18]]
* [[J-44]]
* [[T-17]]
* [[TE-5]] tool equipment

==Reference Files==
* TR 1210-21 Radio Sets Type SCR-178 and SCR-179	1937-04-01 

;{{pdf|TM-11-310-SCHEM.PDF|TM 11-310}}
:Schematic Diagrams for Maintenance of Ground Radio Communication Set
::October 1942


;{{pdf|TM 11-231.pdf|TM 11-231 Dec. 1941}}
:RADIOSETS SCR-178 AND SCR-179 

[[Category:Military/Radios]]