Graham
I can work ZL on 10 Mhz on CW frequently and on 160 metres and on any band
160 - 10 metres. no doubt it is interesting to experiment with data but it
is so easy on CW for those who know how to hammer the old key.
de mal/g3kev
----- Original Message -----
From: "Graham" <[email protected]>
To: <[email protected]>
Sent: Tuesday, January 10, 2012 4:27 PM
Subject: Re: LF: opera 137 beacon going
> Amazing , day 10 , ZL> EU decodes on HF 10Mhz and a beacon on 136
> will take a look for you later Andy
> Tnx -G
>
>
>
> --------------------------------------------------
> From: "Andy Talbot" <[email protected]>
> Sent: Tuesday, January 10, 2012 4:06 PM
> To: <[email protected]>
> Subject: LF: opera 137 beacon going
>
> > Having had to modify a 137kHz source to be able to generate on-off
> > keying, I'm transmitting a signal using 2.048s symbol mode on 137420Hz
> > 33% duty cycle (for now)
> >
> > This is based around my PIC generator for the mode
> > Details at http://www.g4jnt.com/PIC_Opera_Source.pdf and
> > http://www.g4jnt.com/OperaBeacon.zip
> >
> > As its an independent source, with no PC in the Tx chain - no IP
> > packets will be sent to t'web showing the details
> >
> > and its definitely gettign out....
> >
> > 15:46 136 G8IMR de F6CNI Op8 391 km -28 dB in 136 kHz dial nr Paris
> >
> >
> > Andy
> > G4JNT
> >
>
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