[Hammarlund] Ronald McDonald's SP-600

D LAST_NAME_SHORT: T k0dan at comcast.net
Sat Mar 7 10:11:17 EST 2026


Forgot this list doesn't take photos...for those interested, any suggestions where to upload my attachment?
k0dan

> On 03/07/2026 9:05 AM CST D LAST_NAME_SHORT: T via Hammarlund <hammarlund at mailman.qth.net> wrote:
> 
>  
> I believe Northern Electric modified stock SP600's under govt contract (Cold War) for the Navy? The mod was specifically for diversity RTTY reception. 
> 
> I've had the model in the photo for a decade or more...it is a gem and pleasure to use. Of course I'm using it as a straightforward general purpose receiver (500 kHz thru 56 mHz). No product detector but it copies sideband fine using RF gain and volume controls. 
> 
> I am thinning out my boatanchor collection, and this receiver is available for those who wish to add it to theirs.
> 
> 73,
> Dan
> K0DAN
> Kansas City
> 
> > On 03/06/2026 9:41 PM CST Jacques Fortin <jacques.f at videotron.ca> wrote:
> > 
> >  
> > Northern Electric ?
> > OMG, why ?
> > I worked for the company when it became Nortel.
> > You do not want to know what happened with...
> > 
> > 73, Jacques, VE2JFE in Montreal
> > 
> > Perhaps Northern Electric. The built SP600 fro diversity use. The JX-17 version of the SP-600 was very similar. AFAIK these were painted in standard SP-600 colors.  It's possible fairly large lots of receivers might have been finished in custom colors for some customers.Sent from my GalaxyRichard KnoppowLos angelesWB6KBL
> > 
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