Re: TI-H: RF Link Idea....


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Re: TI-H: RF Link Idea....



-----------------------
Wesley McGrew
wesleymcgrew@juno.com
-----------------------




On Sat, 2 Nov 1996 17:08:33 -0500 (EST) cjo@pobox.com (C.J. Oster)
writes:
>>>it probably wont work, cause i head that the transfer is asyncronous 
>(sp?),
>>>and walkie talkies can only transmit one side at a time... but the 
>do have
>>>asyncronous walkie-talkies on sale at radio shack this week... and 
>how are
>>>you going to get the buttons to depress at the correct times?
>
>The reason that walkie talkies are not asynchronous is because the 
>send and
>recieve frequencies are the same.  To eliminate feedback, you can't 
>recieve
>while transmitting, and vice-versa.  I have a schematic for a very
>efficient radio transmitter that works.  All you have to do is make a
>reciever, which consists of a coil and a diode (and an amplifier if 
>you
>want it to transmitt a long distance).  Then you would set the recieve
>frequencie of one calc to the send freq of the other calc.  If you 
>want it,
>I'll try to get it scanned and sent it to you.
>
>                                   -C.J.-
>
>
>
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Wow.  If it actually works, I'd like to see it.  Is it compatible with
the 85's standard transferring (like, outside of Zshell), or does it
require Zshell programming?


-|/|/esley


References: