[Milsurplus] Alexanderson alternator on Xmas eve
L Ritta
vk5abc at optusnet.com.au
Sun Dec 9 19:02:39 EST 2007
How many units made up the console? are
there any pictures?
Lee VK5ABC
----- Original Message -----
From: "John Kolb"
<jlkolb at jlkolb.cts.com>
To: "Mike Morrow" <kk5f at arrl.net>;
"Milsurplus"
<milsurplus at mailman.qth.net>
Sent: Monday, December 10, 2007 10:31 AM
Subject: Re: [Milsurplus] Alexanderson
alternator on Xmas eve
> At 11:33 AM 12/9/2007, Mike Morrow
> wrote:
>>Thirty years ago, US submarines used
>>specialized limited-coverage AN/BRR-3
>>sets (14 - 30 kHz) for their critical
>>VLF communications needs. They also
>>had one of these wider-coverage
>>AN/WRR-3 sets, even though surfaced
>>submarines weren't required to guard
>>500 kHz. I've never seen the AN/BRR-3
>>in surplus. It would not be as useful
>>(except to copy SAQ) as the AN/WRR-3,
>>though it would be an interesting
>>relic of the Cold War, just like those
>>AN/WLR-6 receiver modules that show up
>>from time-to-time. The AN/WLR-6 was a
>>signals intelligence collecting
>>console installed on many US fast
>>attack submarines during the Cold War.
>
> I've got a pair of the R-1449/WLR-6(V)
> receivers, so could use any info
> anyone has on them.
> http://www.jlkolb.cts.com/site/1449.htm
>
> One of the two has a strange problem
> with images from CW stations
> just above 4 MHz coming through. The
> input low pass or bandpass filter
> is being bypassed, somehow. Any
> suggestions?
>
> John
> KK6IL
>
>
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>
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