shortwavesurfer@lemmy.zip to Technology@lemmy.worldEnglish · 1 year agoHow ham radio endures - and remains a disaster lifeline - in the iPhone erawww.zdnet.comexternal-linkmessage-square53linkfedilinkarrow-up1311arrow-down16
arrow-up1305arrow-down1external-linkHow ham radio endures - and remains a disaster lifeline - in the iPhone erawww.zdnet.comshortwavesurfer@lemmy.zip to Technology@lemmy.worldEnglish · 1 year agomessage-square53linkfedilink
minus-squareshortwavesurfer@lemmy.zipOPlinkfedilinkEnglisharrow-up2·1 year agoThat’s actually pretty impressive if they can just feed a random wire directly into it and get it to transmit.
minus-squarenondescripthandle@lemmy.dbzer0.comlinkfedilinkEnglisharrow-up2·1 year agoIts nominally called a ‘random wire antenna’ but the caveat is that it needs a tuner and if the wire length is too close to a length that makes it naturally resonate without a tuner, the antenna will not work.
That’s actually pretty impressive if they can just feed a random wire directly into it and get it to transmit.
Its nominally called a ‘random wire antenna’ but the caveat is that it needs a tuner and if the wire length is too close to a length that makes it naturally resonate without a tuner, the antenna will not work.