[R-1051] R-1051 Speakers

Nick England navy.radio at gmail.com
Thu Nov 21 18:25:40 EST 2019 

I’m ready to wire ‘em up.
 I have one room full of M28 Teletypes and another full of receivers and
transmitters.
http://www.navy-radio.com/misc/shack.htm

Nothing between red and black patch panels but a rack-mounted photo of a
KW-7 though.
Cheers
Nic

On Thu, Nov 21, 2019 at 5:56 PM paul swed <paulswedb at gmail.com> wrote:

> They were amazing devices and agree on the wire. Though you could get fancy
> and modulate a LED so your transmitting in the TeraHertz region. Chuckle.
> Wires cheap maybe the easy way to go.
> But even if hooked up you would need some current loop stuff to send
> something. Or even more fun a T827 exciter to a R1051. Real radio as it
> was.
> I would liked to have had one demod but never ran across them.
> Regards
> Paul
> WB8TSL
>
> On Thu, Nov 21, 2019 at 10:47 AM Nick England <navy.radio at gmail.com>
> wrote:
>
> > I found a couple of UCC-1 racks at Fair Radio several years ago. They are
> > on my projects list but I don't know that they'll ever do anything other
> > than run via wire from one room to another!
> > For R-1051 fans curious about the UCC-1, see
> > http://www.navy-radio.com/rtty-mux-ucc1.htm
> > Cheers,
> > Nick England K4NYW
> > www.navy-radio.com
> >
> >
> > On Thu, Nov 21, 2019 at 10:33 AM paul swed <paulswedb at gmail.com> wrote:
> >
> > > UCC1 another memory from the past. I do have a operational ura17. That
> > was
> > > a cadillac when at home I used home brew demodulators as a young ham.
> The
> > > UCC1 also taught me how to home brew narrow band demods for the AP and
> > UPI
> > > wire services in the early 80s through 1990. They were muxed at that
> > time.
> > > Regards
> > > Paul
> > >
> > > On Thu, Nov 21, 2019 at 7:09 AM Tom Chirhart via R-1051 <
> > > r-1051 at mailman.qth.net> wrote:
> > >
> > > > John
> > > > My Tin Can was DD-938, earlier Forest Sherman class but likely the
> same
> > > > FRAM only later (1972). The design of the 1051’s wiring harness
> likely
> > > lead
> > > > the reason for failures. The harness was routed along the side and
> > across
> > > > and wire behind the RF connector could weaken and break causing
> > > > intermittent receive and as you know a rockin and rollin TinCan is
> just
> > > > enough to increase intermittent audio...
> > > > If we had a swear jar the ET’s could have funded our first night on
> > > > liberty..
> > > > BTW it’s great to wake up the 1051 Group, I just hope we don’t bore
> the
> > > > members to drinking. I myself like to hear stories from the operators
> > > > perspective...
> > > > 73
> > > > Tom K4NCG
> > > > Sent from my iPad
> > > >
> > > > > On Nov 21, 2019, at 12:01 AM, John <jlkolb at jlkolb.cts.com> wrote:
> > > > >
> > > > >
> > > > > Another tin can sailor here. We were FRAMed in 1965-66, DD-948.
> Ended
> > > up
> > > > with 2 R-1051's in crypto, but kept R-390A's in main radio room.
> > Believe
> > > I
> > > > was the first in a destroyer to copy the fleet bcst when it switched
> to
> > > mux
> > > > in '66 in Westpac, a challenge since the yardbirds totally messed up
> > the
> > > > UCC-1 installation.  Later managed to copy the mux bcst with a R-1051
> > in
> > > > variable mode when the 1 kHz tuning wouldn't lock, by pitch matching
> to
> > > the
> > > > other rx.
> > > > >
> > > > > Was amused once when one R-1051 failed and the ET brought up his
> box
> > of
> > > > spare modules. Swapping all the modules didn't fix it, and the
> removed
> > > > modules all worked in the other rx. I tilted up the chassis on the
> > > slides,
> > > > and found one of the connector pins loose from one of the module
> > > > connectors. An unlikely failure mode except following a month of
> > pounding
> > > > from continuous shore bombardment duty.
> > > > >
> > > > > John  KK6IL
> > > > >
> > > > >> On 11/20/2019 1:53 PM, Tom Chirhart via R-1051 wrote:
> > > > >> Pricey! But anything DoD is...
> > > > >> I was one of the CW operators on a Tin Can, Post FRAM (Ships
> > > > modernization) the R-390’s (except two used for ships entertainment)
> > went
> > > > away and R-1051’s appeared. The 1051’s sucked on CW in comparison to
> > the
> > > > R-390, BUT the 1051’s were stable for HF ship/shore using a WRT-2 or
> > > URC-32
> > > > for TX. Fleet broadcast using the 1051’s were tops...
> > > > >> Back in the day when the Navy had real Communicators...
> > > > >> 73 all
> > > > >> Tom
> > > > >> Sent from my iPad
> > > > >>> On Nov 20, 2019, at 2:19 PM, paul swed <paulswedb at gmail.com>
> > wrote:
> > > > >>>
> > > > >>> Tom a bit of humor in all this.
> > > > >>> I was in one of the earlier classes on the r1051. I looked it up
> at
> > > > the time. It could be purchased for $27,000. So that wasn't going to
> > show
> > > > up in the ole ham shack anytime soon.
> > > > >>> Oh and it had a oven oscillator... Well as time went by as with
> all
> > > > electronics it goes from $$$ to $/lbs. Fair radio had them for sale
> > and I
> > > > could actually afford it. Years later they really were going pennies
> > per
> > > > pound. But shipping was not attractive. There was a place in
> california
> > > > that had stacks of them cheap. Think it was Santa Clara.
> > > > >>> Oh well things come and go.
> > > > >>> The unit I have works great unlike so many other things after
> even
> > 5
> > > > years.
> > > > >>> Regards
> > > > >>> Paul
> > > > >>> WB8TSL
> > > > >>>
> > > > >>>> On Wed, Nov 20, 2019 at 1:36 PM Tom Chirhart via R-1051 <
> > > > r-1051 at mailman.qth.net> wrote:
> > > > >>>> Paul, as a Retired Chief Radioman I think I can speak freely..
> the
> > > > LS-474 is only needed by the collector that wants everything
> original.
> > > Same
> > > > for the LS-206 for the die hard R-390 crowd. Most speakers with a
> > > matching
> > > > transformer will work. Using the audio patch panels in Radio Central
> we
> > > > could patch any receiver to any speaker or multiple speakers
> throughout
> > > the
> > > > ship. We patched speakers to the bridge etc.. I use amplified Radio
> > Shack
> > > > speakers routinely but the flashback memories is why I have the
> > matching
> > > > speakers...
> > > > >>>> best 73’s to all us R-1051 owners out there.. if you are headed
> > > South
> > > > along I-95 in Virginia I might have an interest in your R-1051. Send
> > > > photos! I’m in Virginia just 5 miles south of Quantico...
> > > > >>>> Tom
> > > > >>>>
> > > > >>>> Sent from my iPad
> > > > >>>>
> > > > >>>>> On Nov 20, 2019, at 10:00 AM, paul swed <paulswedb at gmail.com>
> > > wrote:
> > > > >>>>>
> > > > >>>>> With respect to speakers I also use a set of high end broadcast
> > > > monitors
> > > > >>>>> for my r1051. Only because I could. But for the various
> BC312/348
> > > > class
> > > > >>>>> radios its the cheap and cheerful stereo speakers available
> > through
> > > > many
> > > > >>>>> computer stuff sellers. What works quite well are inland
> > > > technology's for
> > > > >>>>> $8 as I recall.
> > > > >>>>> Granted none of these are official R1051 speakers. In fact
> aboard
> > > > the ships
> > > > >>>>> that I served on the radios always went to switchboards that
> > > > directed the
> > > > >>>>> audio to various locations that had a amplifier and then
> various
> > > size
> > > > >>>>> speakers.
> > > > >>>>> Regards
> > > > >>>>> Paul
> > > > >>>>> WB8TSL
> > > > >>>>>
> > > > >>>>> On Wed, Nov 20, 2019 at 8:58 AM Guido Santacana <
> > > > gsantacanav at gmail.com>
> > > > >>>>> wrote:
> > > > >>>>>
> > > > >>>>>> I used to feed the audio of my 1051B into a shelf speaker
> > through
> > > a
> > > > 600 to
> > > > >>>>>> 8 ohm matching transformer. It works ok. Lately I have
> > connected a
> > > > small
> > > > >>>>>> Radio Shack Mono Audio amplifier to the audio output. It
> > provides
> > > > better
> > > > >>>>>> control of tone and much better audio.
> > > > >>>>>>
> > > > >>>>>> 73s
> > > > >>>>>> Guido KP4FAR
> > > > >>>>>>
> > > > >>>>>> On Wed, Nov 20, 2019 at 9:42 AM Steve Hobensack <
> > > > >>>>>> stevehobensack at hotmail.com>
> > > > >>>>>> wrote:
> > > > >>>>>>
> > > > >>>>>>> Bookshelf speakers work nice. You need two of them. Use 12v
> > > > filament
> > > > >>>>>>> transformers to match impedance. Its not an exact match but
> > > close.
> > > > Hook
> > > > >>>>>> the
> > > > >>>>>>> 120v side to the radio and the 12v side to the speaker.
> > > > >>>>>>> N8YE
> > > > >>>>>>>
> ______________________________________________________________
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-- 
Nick England K4NYW
www.navy-radio.com

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