[GreenKeys] british cypher

[dave.g4ugm at gmail.com]

This is the one I have mine

http://www.samhallas.co.uk/repository/telegraph/test_coder.pdf

Dave
G4UGM

> -----Original Message-----
> From: dave.g4ugm at gmail.com <dave.g4ugm at gmail.com>
> Sent: 01 August 2021 09:20
> To: 'John W9DDD' <w9ddd at tapr.org>; jim.w2jc at gmail.com
> Cc: greenkeys at mailman.qth.net
> Subject: RE: [GreenKeys] british cypher
> 
> Not especially rare. I have a similar device but mine has a PCB with a
fixed
> message on. It came from a Telegraph Distortion Testing & Measuring Unit.
> If you look at a manual for this
> 
> http://www.samhallas.co.uk/repository/telegraph/tdms.pdf
> 
> you can see the socket it fits...
> 
> Dave
> G4UGM
> 
> > -----Original Message-----
> > From: greenkeys-bounces at mailman.qth.net <greenkeys-
> > bounces at mailman.qth.net> On Behalf Of John W9DDD
> > Sent: 01 August 2021 04:39
> > To: jim.w2jc at gmail.com
> > Cc: greenkeys at mailman.qth.net
> > Subject: Re: [GreenKeys] british cypher
> >
> > I think that or a previous listing of same or similar unit had been
> identified as
> > an answer back from the UK for not sure what system .  Maybe they will
> post
> > the answer again or maybe it find in the archives.
> >
> > John, W9DDD
> >
> >
> > > On Jul 31, 2021, at 9:59 PM, Jim Cooper <jim.w2jc at gmail.com> wrote:
> > >
> > > This item
> > > eBay item number:  384073825380
> > >
> > > is listed as "Baudot code Cypher for Telexes"
> > > but it looks to me like it is probably an answer-back device ...
> > >
> > > seems to be priced as if it is crypto stuff !!
> > >
> > > w2jc
> > >
> > >
> > >
> >
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