By definition, an RF link would not be RS232 (even if it used the RS232
UART protocol).  I presume you mean RF serial link?  Check out this site
for self contained SAW transmitters and receivers (the only way to go these
days).  Very easy to use, and fully legal.

    http://www.rfm.com/


HTH - Martin R. Green
elimar@bigfoot.com

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From:   Tam Kin Ming, Derek[SMTP:kmtam@HKNET.COM]
Sent:   Sunday, September 28, 1997 4:11 AM
To:     PICLIST@mitvma.mit.edu
Subject:        RF link

Hi,
Any schematic and good sites of how to build a RF RS232 link?
Tam Kin Ming, Derek