[ARC5] AM and SSB Use

[D C _Mac_ Macdonald]

If I recall correctly, the AN/ARC-65 SSB (converted from AN/ARC-21 AM-only) unit I used as an EWO in B-52F aircraft had both SSB (USB) and AME (AM Equivalent) modes available. 
 
* * * * * * * * * * * 
* 73 - Mac, K2GKK/5 * 
* (Since 30 Nov 53) * 
* k2gkk hotmail com * 
* Oklahoma City, OK * 
* USAF & FAA (Ret.) * 
* * * * * * * * * * * 
 

 
> Date: Tue, 14 Jul 2015 09:55:02 -0400
> From: jeepp at comcast.net
> To: arc5 at mailman.qth.net
> Subject: Re: [ARC5] AM and SSB Use
> 
> I believe that in the 60's, the DoD was still using both modes, 
> especially those where civil assets might be included.  The USCG 
> interfaced, of course, with the civil fleet so one could expect them to 
> have both modes.  My ART-13A came from a NASA aircraft based at Moffit.  
> When did NASA get thier new name as a date clue?  At any rate,  I think 
> we have a Coastie commo-type  in this group.  Maybe he can shed some light?
> 
> Jeep - K3HVG
> 
> On 7/14/2015 9:21 AM, Robert Eleazer wrote:
> > I recall back in the late 60's one night we tuned in an HF AM signal from a USCG Cutter in the Gulf of Mexico on our GE multiband portable.
> >
> > The cutter had been sent to look for a boat in distress.  It was winter and the weather was rough.  The captain of the USCG cutter had come down with pneumonia and was gravely ill.  The cutter crew was asking to return to port right away because otherwise their captain might die.
> >
> > I am surprised that they were using AM for HF comm in the late 60's.  I believe that SAC went to SSB in the mid-50's.
> >
> > Wayne
> >
> >   
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