[Milsurplus] BC-348

[Mike Hanz]

That makes a lot of sense.  The TU-3-A for my BC-191-A has a date of 
4-27-38 on it, but the 1942/3 date on Robert's unit suggests there were 
still requirements for the occasional BC-AA-191 still in the inventory.

   - Mike

On 11/5/2010 10:56 AM, WA5CAB at cs.com wrote:
> The original BC-191 spec included TU-3-A (400-800 KC) and TU-4-A (800-1500
> KC).  I've never actually seen a TU-4 but I have a TU-3-N made 1942/3.  It
> appears to me that "someone" changed the requirements slightly and that the
> TU-26-A was ordered as a match to the later BC-224's and BC-348's (or vice
> versa).  The associated dates seem to match up (1940 or early 1941).  Possibly
> someone thought SCR-193's or SCR-188's could be used to set up MF tower
> communications at advanced bases or something like that.  The TU-26 would sub
> for TU-3 for 500 KC capability in the aircraft, too.
>
> In a message dated 11/5/2010 7:12:20 AM Central Daylight Time,
> scr287 at att.net writes:
>> The BC-348 was usually paired with a BC-375, which
>> did have provision for LF and MF coverage. So this
>> brings up the questions:
>>
>> 1.  Did the aircraft with the earlier BC-348 sets (without 200-500kc)
>> have the LF/MF components, the TU-26 and BC-306 supplied with the BC-375?
>>
>> 2.  It is a little risky to base procurement dates on nomenclature,
>> but.....
>>
>> The TU-26 tuning unit for the  -375 seems a bit out of sequence,
>> the other tuning units are TU-5 through TU-10. Could this be linked
>> to the addition of the lower frequency band to the BC-348?
>>
>> Just curious
>>
> Robert&  Susan Downs - Houston
> wa5cab dot com (Web Store)
> MVPA 9480
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