First of all the 202 modem is 1200bps FSK modem, You can find a lot of information in ARRL amateur radio Handbook. The modified version of 202 modem is used for Ham Radio packet operation. Jan
At 07:59 AM 4/30/99 -0400, you wrote: >From: "Ian Chapman" <[email protected]> > >Hi, > A friend of mine would like to know about the old data set 202. >Often called the penny whistle modem. That's FSK 300 bit/sec originating >and answering frequencies really antique stuff. The older ones had acoustic >data couplers. Any help I can dig up information for him would be greatly >appreciated. > > Regards Ian. > > > Janusz Purwin Xedia Corp 119 Russell St. Littleton Ma 01460 Tel 978-952-6000 ext 166 Fax 978-952-6090 email; [email protected]
