[Lowfer] WD2XES JASON Slow Turbo 137.441
John Andrews
w1tag at charter.net
Sat Aug 28 20:59:18 EDT 2010
Sorry, guys. It ran for about an hour, then something let go outside.
Will investigate in the morning. Off for tonight.
John, W1TAG
On 8/28/2010 12:04 PM, John Andrews wrote:
> WD2XES will be running in JASON Slow Turbo mode on 137.441 kHz tonight,
> starting around 2330 UTC. Power will be 500 watts up to 0230, when it
> will again go to 50 watts for the overnight.
>
> JASON is a narrow-BW mode based on incremental frequency shift keying,
> decoding characters based on frequency shift, rather than the exact
> frequency. The software may be downloaded from I2PHD's site:
> http://www.weaksignals.com/
>
> Be sure to select the "turbo" mode in addition to slow. There is no
> error correction, so garbage characters may appear. Each tone is about
> 45 seconds long, and it will take a couple of tones before any decoding
> will take place. You can see what the signal "looks like" with a QRSS30
> screen.
>
> Reports are welcome.
>
> John Andrews, W1TAG/WD2XES
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