[RTTY] Bandwidth of a RTTY signal (was:SO2R RTTY Radio)

[w7why@harborside.com (Tom Osborne)]

"Bruce Lifter, WT4I rr" wrote:

> 
> Also consider that it is theoretically possible to copy RTTY with just
> one of the tones.
> 
> 73, Bruce


The old ST-6's and DT-600's would copy just one tone.  I don't
know about the new stuff tho.   What is the width in MMTTY when
the BP filter is on?  I looked but couldn't find the setting.  I
know it sure does make a difference when the BP filter is
switched in or out!!  73
Tom W7WHY