Capture 915MHZ signal from sensor

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utdrmac
 
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Joined: Tue Jan 07, 2014 5:33 pm

Capture 915MHZ signal from sensor

Post by utdrmac »

Hello all,
I have a Sharp Atomic desk clock that comes with a battery powered sensor you put outside which transmits the temperature to the clock at regular intervals. It says on the sensor is operates at 915MHz. I'm looking for the possibility to hook up some antenna to my arduino to also capture this signal so I can store historical records. Is this possible? What kind of antenna do I need? I realize I'll probably spend some time having to reverse engineer whatever bit patters/protocol the device transmits, but I need to accomplish step one which is just getting the signal. :)

Thanks!

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Franklin97355
 
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Joined: Mon Apr 21, 2008 2:33 pm

Re: Capture 915MHZ signal from sensor

Post by Franklin97355 »

You will need more than the antenna, you will need an RF redeiver. I couldn't find any circuit boards that were just receivers with Google

thefatmoop
 
Posts: 352
Joined: Tue Aug 19, 2008 4:36 pm

Re: Capture 915MHZ signal from sensor

Post by thefatmoop »

Look at the FCC ID on the transmitter and you can look it up to get some more information. A SDR would help so that you have a cheep spectrum analyzer.

Really you probably want to figure out how the receiver it came with works and either tie into it or duplicate/buy another one

i'm about done posting help on this forum with the spam words...

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