ooli3@sopuli.xyz to Science@beehaw.org · 5 months agoThe first really new compass since 1936 - I invented a new type of compasswww.youtube.comexternal-linkmessage-square2linkfedilinkarrow-up117
arrow-up117external-linkThe first really new compass since 1936 - I invented a new type of compasswww.youtube.comooli3@sopuli.xyz to Science@beehaw.org · 5 months agomessage-square2linkfedilink
minus-squareskip0110@lemmy.ziplinkfedilinkarrow-up11·5 months 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)