On 11 Oct 96, Dave Hatch wrote to Paul Wankadia --



PW>> So HST is very tolerant of noisy lines?

DH>> Yes.  VERY.

PW> What sort of modulation, encoding, etc. does it employ to do that?



["jaw breaking" stuff deleted]



Wow.  I'm glad I'm not going to have to handle that sort of thing for a few

years yet... 



PW> And the top speed for HST is 16.8Kbps?  How come development stopped on

 DH> More or less ran out of gas.  End of the line for easy progress in

 DH> that particular technology - and another was opening at the time.



And bi-directional protocols were feeling the pinch, eh? :)



PW> Too many people moving to ITU-T standards?

 DH> Regrettably the "standards" usually wind up being a means
for the poorer

 DH> manufacturers to pull down the leader(s) to their performance level.



Maybe the leaders should band together and make their own
"ITU-T"?  Altho you

then get into a little bit of a tiff over who are the REAL leaders...



PW> What caused the movement away from HST?  Improvement of phone lines, bett

PW> modulation techniques, etc.???

 DH> More speed.  Even 14400 full duplex was capable of better throughput

 DH> with JANUS on good lines.  When v34 appeared, HST was history, unless

 DH> you had Telstra delivering rusty barbwire as your phone line.



That reminds me -- what's the latest on ISDN?  And what about the information

"revolution" that's going to see fibre optic cable thru every
city (and the

coax to each house) -- what's the current situation?



Chow.



Junyer Hakker.



--- PPoint 2.00