Re: [amsat-bb] Have Distortion Problems-Can't Work FO-29

[k_9qh_o@xxxxxxx]

Besides Domenico's reply, you might check out:

www.amsat.org/amsat-new/echo/ModeJ.php

GL
Mike
K9QHO

-------------- Original message from "i8cvs" <domenico.i8cvs@tin.it>: -------------- 


> Hi Hal, KD8SY 
> 
> Since FO-29 transponder is inverting you must receive USB in 70 cm 
> but you must transmit LSB in 2 meters and this is why you receive your 
> downlink distorted and no one respond to you. 
> 
> Your downlink appears seriously distorted because you transmit USB in 
> 2 meters while the transponder reverse you in LSB and you try to receive 
> your own LSB signal using USB in 70 cm 
> 
> 73" de 
> 
> i8CVS Domenico 
> 
> 
> ----- Original Message ----- 
> From: "Hal Pressman" 
> To: 
> Sent: Tuesday, July 05, 2005 3:46 AM 
> Subject: [amsat-bb] Have Distortion Problems-Can't Work FO-29 
> 
> 
> > The following message was sent a couple of days ago but since I have not 
> as 
> > yet seen it appear on any digests since then I am reposting it. 
> > Hello Fellow Amsaters, 
> > I need your help. 
> > I can hear ok on FO-29 but when I try to make a contact no one responds. I 
> > think the reason is my uplink signal is seriously distorted based on 
> > recordings I have made with a freestanding receiver. This ONLY occurs in 
> SSB 
> > mode. On the FM satellites, i.e.AO-51, everything is OK. I am using a 
> Yaesu 
> > 817 for my transceiver with a 2 M amp However the distortion occurs with 
> or 
> > without the amp. My antenna is a Qhtenna which consists of 2 turnstile 
> > antennas (2M and 70CM) made of PVC and mounted end to end on the ground 
> > about 25 ft from my shack. I am also using an AR2 70CM preamp and a 
> > diplexler mounted at the base of my antennas. I also use SAT PC-32 but the 
> > problem occurs whether or not I use the software. I would love to make my 
> > first contact on FO-29. Can anyone help me do it? 
> > 
> > Thanks in advance for your help. 
> > 
> > Hal 
> > KD8SY 
> > ---- 
> > Sent via amsat-bb@amsat.org. Opinions expressed are those of the author. 
> > Not an AMSAT member? Join now to support the amateur satellite program! 
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> ---- 
> Sent via amsat-bb@amsat.org. Opinions expressed are those of the author. 
> Not an AMSAT member? Join now to support the amateur satellite program! 
> To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org 
----
Sent via amsat-bb@amsat.org. Opinions expressed are those of the author.
Not an AMSAT member? Join now to support the amateur satellite program!
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