[Milsurplus] AM-FM radio for M37 vehicle

Mike Morrow kk5f at earthlink.net
Thu Feb 18 22:38:17 EST 2021


Your correspondent's desires are more than just a little quixotic.

This is what is needed for a single-receiver local-control SCR-274-N BCB receiver installation:

a. BC-946-B    Receiver .52 to 1.5 MHz
b. FT-260-A    Local Control Adapter for BC-946-B
c. ARC 6743    Local Tuning Control for BC-946-B
d. DM-32-A     Dynamotor for BC-946-B
e. FT-231-A    Shock Mount for FT-233-A
f. FT-233-A    Single Receiver Rack
g. PL-147-A    DC Power Connector for FT-233-A
h. PL-192      Local Control Adapter Plug for FT-233-A

Components b, c, e, f, and h are typically harder to find than is the BC-946-B.

Then there's the issue of antenna and audio configuration for a set that was never ever employed in any military vehicle.

IMHO, even $1000 would be barely enough to cover the costs, and finding everything could literally take years.  It took me 50 years just to find two FT-260-A local control adapters, and I've come across only one PL-192 in all that time (from August Link).

Very very few knowledgeable people would be willing to spend the time and money to have such a bogus installation in a land vehicle.

It would be kindness to point out these facts to dispel your correspondent's mistaken concept about what he seeks.

Tell him:  "Get a boom box at a yard sale for your hobby-time entertainment."

FWIW, here is the complete list of "command set" broadcast band receivers:

---> 0.52 to 1.50 MHz
RAV              CBY-46103    For liaison receiver service
ARA              CBY-46145    For ZB-* homing adapter
SCR-274-N        BC-946-B     For AN/ARR-1 VHF homing adapter
AN/ARC-5         R-24/ARC-5   For AN/ARR-1 VHF homing adapter 
                              or  AN/ARN-9 Air-Track ILS
A.R.C. Type 12   R-10A        For BCB DF loop or general reception

---> 0.54 to 1.60 MHz
A.R.C. Type 12   R-22         For BCB DF loop or general reception

For your correspondent's purposes, the last receiver would be the best and simplest (but still bogus) choice.  It requires:

R-22     Receiver .54 to 1.60 MHz
C-57     Control Panel (remote control only)
D-10A    Dynamotor
M-12A    Mount

Plus two power/control plugs, BNC RF connector, and a MC-215 style tuning spline cable.

Mike / KK5F

-----Original Message-----
>From: Larry <Telegrapher at Q.COM>
>Sent: Feb 18, 2021 5:32 PM
>
> A fellow in Louisiana has contacted me wanting to buy one of my
> SCR-274-N .52 to 1.5 mc radios to install in his M37 vehicle.  He
> wants to be able to listen to either AM or FM.


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