[amsat-bb] Re: DELFI decoded

Viktor Kudielka viktor.kudielka at ieee.org
Tue May 6 09:06:25 PDT 2008

On Tue, May 06, 2008 at 12:04:48PM -0300, Bruce Robertson wrote:

> Does anyone know how narrow a SSB filter I can apply to this signal? I
> have a TS-2000, which is quite adjustable. For now I'm using it wide
> open. I know the centre signal is 1600 Hz, which is quite high. How
> high/low do the sidebands go?

Hello Bruce,

When the main signal is on 1600 Hz you see on the waterfall display
two stronger signals at +/- 600 Hz (1000 and 2200Hz) and minor
signals in 150 Hz intervals from 550 to 2650 Hz.
I didn't try a narrower bandwitdh, just using the normal USB on a IC-910.

73, Viktor OE1VKW

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