[RTTY] INRAD filter question

[David VE3VID]

The rig is set to LSB,  all the standard setting for MMTTY



 

> From: w7ry at inbox.com
> To: ve3vid at hotmail.com; rtty at contesting.com
> Date: Sat, 25 Sep 2010 18:04:01 -0700
> Subject: Re: [RTTY] INRAD filter question
> 
> What mode do you have the radio in?
> 73
> Jim W7RY
> 
> 
> --------------------------------------------------
> From: "David VE3VID" <ve3vid at hotmail.com>
> Sent: Saturday, September 25, 2010 5:40 PM
> To: "RTTY contest group" <rtty at contesting.com>
> Subject: [RTTY] INRAD filter question
> 
> >
> > Last spring I got some good info and help from RTTY hams here about 
> > loading a set of INRAD filters into my Kenwood TS-450s. I chose 2 x 
> > 400hz filters for the 8.83 and 455 IF stages. The units went into the 
> > radio slick, and the Kenwood menu options to activate the new filters went 
> > without incident. (INRAD No.s 103 & 104) Prior to this I have been able 
> > to do AFSK RTTY lots of DX, some contests, and some fun ragchews on 
> > RTTY........so the system works (MMTTY into a SignaLink USB)
> >
> >
> >
> > I am trying out the filters for the first time this weekend during the 
> > CQWW RTTY contest. I have a problem. If I click both filters on and tune 
> > across the band I hear nothing. If I leave my IF stages wide and tune a 
> > RTTY station, as soon as I click in either of the new filters the RTTY 
> > station is gone and my S-meter drops way down. Its like an attenuator was 
> > suddenly clicked in, sometimes my meter goes to S-zero, the volume out of 
> > the radio drops significantly and MMTTY's tuning indicators go blank.
> >
> >
> >
> > What am I missing, what did I forget............?? Must be something, 
> > these are popular filters. Any help appreciated.............
> >
> >
> >
> > David
> >
> >
> >
> >
> >
> > VE3VID Located in rural Canada
> > Solar power. Wood heat.
> > Mosley tribander @ 22m
> > 2element delta-quad on 40m
> > Lots of space for dipoles,
> > bears and wolves......73
> >
> > http://www.ve3vid.webs.com/
> >
> >
> >
> > _______________________________________________
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> >
> 
> 
> 
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