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but not normal microphones they use the heated element to detect positive pull air from the shockwave of artillery being fired And then they would use a series of those microphones connected to a strip of film and it recorded on that And then they could take that film put it on a map and like use some strings and locate where the artillery was coming from So that kind of it's very interesting to me the kind of old analog electromechanical Basic physics of things and being able to do something like like locate our killery miles away It's called sound raking and the end of the war and it was made by the Imperial War Museum Which is a world war museum from Britain I believe How to me hopefully everybody has a fantastic day and hopefully we all get some blue skies coming in It looks like they should be here shortly. So thanks Ken Greg and Jack. It's good to hear you both in the morning This is Ks 7 a Z V Hey, Alec, thanks for the report this morning. Hey, I was just curious Did you get did you get your shack put back together? I know you took that apart for a while You were putting up some drywall or something. Did you just shack?