[WriteLog] bandwith for rtty

David O Hachadorian k6ll@juno.com
Sun, 13 Jan 2002 18:01:20 +0000


On Sun, 13 Jan 2002 08:17:00 EST JDY18@aol.com writes:
> I operated the ARRL RTTY contest with the following set-up:
> 
> Yaesu FT990 set to LSB
> AF Out on radio to the sound input jack on Compaq Presario computer 
> (not the 
> microphone input)
> TU type = Sound Board AFSK
> 45 Baud (60 wpm baudot)
> 
> I have four filters on the radio. I found that I could copy 
> consistently 
> using the widest (2.4K) filter, generally OK using the 2.0K filter, 
> and not 
> at all with the narrower (.5 and .25) filters. This meant that I 
> could not 
> isolate any of the weaker signals. 

Select "Low Tones" in Writelog. These tones are around 1300 Hz,
smack in the middle of the SSB passband, and should work well
with the narrow filters.
Writelog/Rttyrite/TU Type/TNC Setup/Low Tones.

Dave Hachadorian, K6LL
Yuma, AZ
K6LL@juno.com