[GreenKeys] That's not a RTTY station........
Bruce Gentry
ka2ivy at verizon.net
Thu Jan 23 17:40:56 EST 2020
What was the speed with the experimental trials of 10 cycle FSK on clear
channel AM broadcast stations?
Bruce Gentry, KA2IVY
On 1/23/20 3:56 PM, Nick England wrote:
> The ELF system ran that slow.
> But Cutler can run 60 wpm FSK.
> Actually MSK which is continuous phase FSK. The shift is 1/2 the bit
> rate so i guess 22 Hz.
> Nick
>
>
> On Thu, Jan 23, 2020 at 2:47 PM Ralph Mowery
> <rmowery28146 at earthlink.net <mailto:rmowery28146 at earthlink.net>> wrote:
>
> I forgot the data rate,but it was very slow also. Maybe just a
> couple of words or characters each minuet.
>
> Ralph ku4pt
>
>
> -----Original Message-----
> From: greenkeys-bounces at mailman.qth.net
> <mailto:greenkeys-bounces at mailman.qth.net>
> [mailto:greenkeys-bounces at mailman.qth.net
> <mailto:greenkeys-bounces at mailman.qth.net>] On Behalf Of Duncan Brown
> Sent: Thursday, January 23, 2020 1:33 PM
> To: greenkeys at mailman.qth.net <mailto:greenkeys at mailman.qth.net>
> Subject: Re: [GreenKeys] That's not a RTTY station........
>
> Thanks, Nick!
>
> Do you know what shift they used on RTTY? Must have been pretty
> small.
> Is that why CV-89 goes down to 10 Hz shift?
>
> Have fun,
>
> Duncan
> K2OEQ
>
> On 1/23/2020 11:50, Nick England wrote:
> > THIS is a RTTY station -
> > http://www.navy-radio.com/commsta/cutler/cutler-6106.jpg
> >
> > A 28KSR connected to a 2 megawatt transmitter driving 62 miles
> of 1"
> > antenna wire strung from 26 towers (800'-980') over a ground plane
> > made up of 2000 miles of #6 copper wire. Now that's a RTTY
> station....
> >
> > More info on the USN Cutler station here -
> > http://www.navy-radio.com/commsta/cutler.htm
> >
> > Cheers
> > Nick
> >
>
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> --
> Nick England K4NYW
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