[MRCA] IN-106A antenna base for the SCR-284 - What the heck?

WA5CAB at cs.com WA5CAB at cs.com
Fri Jun 23 00:24:43 EDT 2017


MS-55 through MS-49 were originally used with SCR-178, SCR-179 and SCR-203.

MS-55 is as rare as MS-56 (or actually I guess rarer, as I sold out of 
MS-55 in 2011 but still have two MS-56 available).  Also have IN-106's.

In a message dated 06/22/2017 21:44:53 PM Central Daylight Time, 
duvallddennis at gmail.com writes: 
> Garret,
> 
> 
> The two bottom sectors  of the SCR-284 “rod” antenna, MS-56 and MS-55 are 
> unique to the SCR-284.  The bottom section, MS-56 has a smooth cylindrical 
> bottom end that fits into the 1N-106A.  The top end of MS-56 mates with 
> the bottom end of  MS-55, the top end of which mates with “standard” section 
> MS-54 and so on up through MS-55, MS-54,  MS-53, MS-52………….MS-49 (top 
> section).
> 
> MS-56 (bottom) sections are now extremely rare, the last one I saw on eBay 
> went for $500!  Better start thinking about some kind of adapter.  Got a 
> machinist friend?
> 
> 
> Dennis DuVall,W7QHO
> Glendale, ca
> 
> 
> **********************
> 
> >> On Jun 22, 2017, at 5:05 PM, Garret Scott <scottgs at bellsouth.net> 
>> wrote:
>> 
>> I acquired a NOS IN-106A base, for the SCR-284 (BC-654). This is the old 
>> original style with the large ceramic insulator. 
>>  
>> But…  I don’t understand how the MS-56 antenna section attaches.  There 
>> are no threads in the base!!!
>>  
>> I’ve studied TM 11-275, and I just don’t get it. 
>>  
>> Can anyone help me regain sanity? 
>>  
>> Thanks,
>> Garret
>> W8BUG
>> 
>> 
>> 
>> 
> 
> 
> 
> 

Robert & Susan Downs - Houston
wa5cab dot com (Web Store)
MVPA 9480
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