Hi Andy, Horst
We will rename the prototype to "Slow-Hell-TX" soon.
Is there any further problem ?
Rick 7L1RLL
On Mon, 2010-06-28 at 20:00 +0900, Rick Wakatori wrote:
> Hi Andy,
> Thank you for showing of IEEPaper.
> Yes, this is a variation of Hell system. But it's a different
> implementation.
> This unit is easy to be moved one place to another and use a DDS chip.
> Our sheme is a same Sequential Multi Tone using 0.125Hz differencial
> frequencies. Total band-width is 1.125Hz. The image is not one to one
> scan character as looked 7 dots in the height.
> I recommend to test this unit in 137kHz band in a conjunction with a
> QRSS viewer.
> Rick 7L1RLL
>
> On Mon, 2010-06-28 at 10:39 +0100, Andy Talbot wrote:
> > It is slow Hell ! http://www.g4jnt.com/IEEPaper.pdf
> >
> >
> > Andy
> > www.g4jnt.com
> >
> >
> >
> > On 28 June 2010 10:11, Rick Wakatori <[email protected]>
> > wrote:
> > Hi Horst
> > This is a hardware including a microprocessor(PIC 16F877A),
> > DDS,
> > devider and a small power amplifier(2W). This equipment is
> > positioned as
> > just an enhancement of QRSS beacon keyer which is introduced
> > at
> > http://www1.u-netsurf.ne.jp/~7l1rll/radio.html .
> > I am not sure on the similarity to slow hell at the moment.
> >
> > All informations for making the unit will be followed at my
> > WEB site
> > in August this year.
> > Attachment is a front view of the prototype unit for helping
> > your
> > understanding.
> >
> > We will demonstrate this unit at JARL Ham Fair in the end of
> > August.
> > Rick 7L1RLL
> >
> >
> > On Mon, 2010-06-28 at 09:50 +0200, Horst Stöcker wrote:
> > > Hello Rick,
> > > what is it? Hardware, Software? Maybe worth a test. Is there
> > any similarity to slow hell?
> > > Horst DO1KHS
> > >
> > > -----Ursprüngliche Nachricht-----
> > > Von: Rick Wakatori <[email protected]>
> > > Gesendet: 28.06.2010 06:51:56
> > > An: [email protected]
> > > Betreff: LF: Prototype for QRSI
> > >
> > > >We are now making a prototype for QRSs-Image(here after
> > QRSI) beacon
> > > >keyer at 137770Hz as shown in a photo.
> > > >Total frequency shift is about 1.125Hz(F1A).
> > > >CW tone(A1A) is capable after an imaged callsign.
> > > >Font is designable by the user.
> > > > The photograph shows that 4 characters are identified
> > even if a noise
> > > >existed.
> > > >7L1RLL Rick
> > > ___________________________________________________________
> > > WEB.DE DSL ab 19,99 Euro/Monat. Bis zu 150,- Euro
> > Startguthaben und
> > > 50,- Euro Geldprämie inklusive!
> > https://freundschaftswerbung.web.de
> >
> >
>
>
|
