ooli3@sopuli.xyz to Science@beehaw.org · 24 days agoThe first really new compass since 1936 - I invented a new type of compasswww.youtube.comexternal-linkmessage-square2linkfedilinkarrow-up115arrow-down12cross-posted to: hackernews@lemmy.bestiver.se
arrow-up113arrow-down1external-linkThe first really new compass since 1936 - I invented a new type of compasswww.youtube.comooli3@sopuli.xyz to Science@beehaw.org · 24 days agomessage-square2linkfedilinkcross-posted to: hackernews@lemmy.bestiver.se
minus-squareskip0110@lemmy.ziplinkfedilinkarrow-up9·24 days agoSummary: its a copper ring to provide induction damping to the compass needle (instead of liquid or a metal base which obscures the map)
Summary: its a copper ring to provide induction damping to the compass needle (instead of liquid or a metal base which obscures the map)