In this article Adam Laurie from London describes how he used his AMSAT-UK FUNcube Dongle VHF/UHF Software Defined Radio (SDR) to decode the signal from a 433.920 MHz doorbell.
Read the article at http://adamsblog.aperturelabs.com/2013/03/you-can-ring-my-bell-adventures-in-sub.html
Join the FUNcube Yahoo Group at http://groups.yahoo.com/group/FUNcube
Further information on the FUNcubeDongle Software Defined Radio is at http://www.FUNcubeDongle.com/
AMSAT-UK 
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