Hi-
I have a pair of these too.  What kind of data rate did you get from them?
I have ordered teh encoder/decoder pairs for fun too. :-)
David

Steve Glenner wrote:

> I've purchased these units and am having good luck so far in building a
> simple remote control application. I believe I'm getting close to the
> rated range.
> I did not buy their encoder/decoder chips but instead rolled my own
> packet-based PIC code which seems to work pretty well, but the data rate
> is pretty low.
> The downside of these transmitter/receiver pairs are that they have a
> pretty reactive AGC so you need to condition the signal at one or both
> ends somewhat (this can be done by properly selecting
> preamble/synchronization data). The bandwidth of these units is about
> 2k.
> The modules are tiny (probably made to fit the xmtr in a keychain
> remote) and low power. They work best with an external antenna added,
> but it does not need to be very long.
>
> steve
>
> -----Original Message-----
> From: Ann & David Scott [mailto:andscott@LOGANTELE.COM]
> Couldn't you use:
> http://www.laipac.com/msg5.htm
> 315, 418 & 433.92Mhz     8mW
> $4.8 USD for each Tx or Rx.
> They also sell encoder/decoder chips which make it easier.
> Their datasheet is brief but shows circuit to make it work (worked for
> me).
>
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