It says "fluxgate magnetometer" on the case so its for measuring the earths magnetic field, or other magnetic fields.
Dave > -----Original Message----- > From: cctalk <[email protected]> On Behalf Of Adrian Stoness > via cctalk > Sent: 08 August 2020 00:08 > To: General Discussion: On-Topic and Off-Topic Posts > <[email protected]> > Subject: weird rack unit > > anyone ever seen one of these? > has a motorola 6800 date coded 1976 on it > https://www.flickr.com/photos/1ajs/50199901793/in/dateposted-public/ > https://www.flickr.com/photos/1ajs/50200714992/in/dateposted-public/ > https://www.flickr.com/photos/1ajs/50199903443/in/dateposted-public/ > https://www.flickr.com/photos/1ajs/50200713557/in/dateposted-public/ > > prityy obscure no model markings on the case. the rack its in has handles for > carying so it might of flown around in a plane as part of a kit for doing > geophysical not sure though
