On Wed, Aug 27, 2014 at 12:40 AM, Lee Mulvogue wrote: > - if transmitted, how do you know it's via wifi? > > - Surely there would be a mass of general 2.4GHz signals abounding, so ho= w > can you separate out a "spy" signal, unless you are in a completely > isolated location with no other devices active? > In fact if you're just detecting a 2.4GHz signal, then it's far more likely to be the RC control system, as most of that is now in the 2.4GHz band (though completely different to WiFi, and it's unlikely that a WiFi adapter would detect that). I think somebody mentioned earlier that video downlink is more commonly in the 5.8GHz band. Chris --=20 http://www.piclist.com/techref/piclist PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .