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- Path: sparky!uunet!cs.utexas.edu!sun-barr!olivea!pagesat!netsys!ukma!cs.widener.edu!dsinc!ub!acsu.buffalo.edu!meyer
- From: meyer@acsu.buffalo.edu (DJM)
- Newsgroups: comp.sys.hp48
- Subject: Re: Radio for HP48sx
- Message-ID: <BzByLx.Dx7@acsu.buffalo.edu>
- Date: 16 Dec 92 02:22:44 GMT
- References: <TAL.2@sarpih.no> <{m#@byu.edu> <1992Dec14.192605.19394@doug.cae.wisc.edu>
- Sender: nntp@acsu.buffalo.edu
- Organization: UB
- Lines: 28
- Nntp-Posting-Host: autarch.acsu.buffalo.edu
-
- kolstad@cae.wisc.edu (Joel Kolstad) writes:
-
- >>In article <TAL.2@sarpih.no> TAL@sarpih.no (Tor Atle Lunde) writes:
- >>
- >>> This subject facinates me a lot. I have been thinking of this since
- >>>i made a chat program for the hp48sx, and i hope this problem will be solved
- >>>nice and easlily! FM receivers can be bought (and made) very cheap and
- >>>small, but the transmitter makes some sort of problems. Of course, since I
- >>>am thinking of using this on school with my classmates, we cannot have
- >>>walkie-talkies on our desk. So does anyone know of a transmitter that is
- >>>compact enough to use at school ??
-
- >I know this isn't what you wanted, but, if you stretch the definition of
- >"radio" a little, you already have one built in -- the IR port! This built
- >in radio just happens to be transmitting up in the GHz range and has
- >a line of sight transmission pattern. :-)
-
- >It'll happily zap programs, etc. to someone all of... 6 inches?... away.
- >The IR LED has plenty of zing in it, but HP hobbled the receiver so that
- >people wouldn't be tempted to CHEAT ON EXAMS. Ahem.
-
- >(This is actually an interesting move... it lets the 48 still act like a
- >remote control, vs. hobbling the IR LED which would save a lot of power,
- >but diminish the 48's hacker value. Hmm.)
-
-
- Now,
- How do we go about un-hobbling...
-