[Milsurplus] RCA SSB-1
James M. Walker
chejmw at acsu.buffalo.edu
Sun Jun 10 20:14:27 EDT 2007
Ah,
I see I got back here too late to be helpful, but since I am here, let me
give it a shot.
I had this same conversation with Perry, W8AU a while back.
Reading all the replys so far, I guess I should start at the top, here goes:
Jim, here's some interesting info from Fred, W4CHT, who worked for
BuShips. Very interesting.
----------------------
FYI .. I was the original BuShips Project Engineer for this
equipment and the associated AN/SRA-20 Antenna Tuner.
The SSB-1 was SUPPOSED TO BE ONLY INSTALLED on the Bridge!!!!
Most were installed anywhere but ... and they were never intended to
be re crystalled and retuned .. since these equipments would not
stand the many retunings that some put them to!
FYI .. the original design of the equipment by RCA was for use in
Africa to provide an alert to many of the plantation owners when the
Mau-Mau natives were attacking. We adapted it for Navy use in the mid
fifties.
Fred W4CHT
---------------------------------
Then there is this:
The range is 2-15 MHz. USB/LSB plus inserted carrier for AM. Also
tone osc generated CW, 1 Kc either side of the carrier freq depending
on the USB/LSB switch.
As a clarifier the rig does 150 watts out, the tubes are 6146 (*) type,
along
the lines of the SRS series transceiver SR-206/210 which covered 1.6 to 30
Mhz
it is also crystal controlled, in a Channelized configuration. I have
several versions
in operation, on several different bands and using different modes.
Yeah, radios with tubes are heavy, but I don't really move the ones intended
for
fixed station operation. Having said that, I have both BC-610s and T-368s
and
folks if I HAD to go mobile with them it would take about 1 hour before I
could be on the road with either the 610 or the 368, along with either
R-390A
or SP-600 receivers, 15 foot whip while traveling to a location, and a 40
Ft.
vertical for when I arrive at location, along with dipoles cut for 80/40/20
to
suspend from the 40 footer. I would however need to enlist the aid of a
second
operator (2nd Op) if I wanted to have mobile comms. Its NOT magic, just
takes
planning.
As usual the disclaimer is YMMV.
Jim
WB2FCN/WD2XSH-22
"Real Radios are portable, weigh 400 lbs. plus and go just about anywhere"
----- Original Message -----
From: "Bob Camp" <ham at cq.nu>
To: "Rick Brashear" <rickbras at airmail.net>
Cc: "'Hue Miller'" <kargo_cult at msn.com>; <Milsurplus at mailman.qth.net>
Sent: Sunday, June 10, 2007 8:05 AM
Subject: Re: [Milsurplus] RCA SSB-1
> Hi
>
> The finals look a lot like 3-6146's. They may simply be something
> similar. That would put the power output in the 60 to 100 watt region.
> The output network coils are pretty big. I must have gone down to at
> least 2 MHz or so. No idea on the top end.
>
> Bob
>
>
> On Jun 9, 2007, at 10:31 PM, Rick Brashear wrote:
>
>> I agree, it doesn't look too inviting and it sure is heavy, but I'm
>> curious
>> about the frequency of operation and output power, any ideas?
>> Rick
>>
>>
>>
>> What's wrong is, it's real big and real heavy, crystal
>> controlled both ways, and not particularly exciting
>> either to hams or mil radio fans. -Hue
>>
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