re can microwaves be used to collect xyz coordinates in article c hs j ag bcstec ca boeing com rgc bcstec ca boeing com robert g carpenter writes it seems reasonable to me that a microwave transmitter receiver setup could do the job for example say you want to map an acre lot it d be convenient to place mw transmitters around the lot s periphery either or and then carry a hand held recorder and walk to a point on the lot press a button and the coords of the recorder s location is stored as digital data what s the chance of this working any systems like this already exist what kind of accuracy could you expect what would something like this cost to prototype is there a better alternative than microwaves of course you could develope this system but there is already a system called global positioning satellites it gives three dimensional coordinates anywhere on earth many surveyors use this system with a differential receiver transmitter to get coordinates within centimeters basic receivers with resolution of a few meters on a good day are available from many sources wmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmwmw weston r beal sldf sol ee usu edu sldf cc usu edu electrical engineer utah state university that s the wonderful thing about crayons they can take you to more places than a starship can guinon
