shortwavesurfer@lemmy.zip to Technology@lemmy.worldEnglish · 1 month agoHow ham radio endures - and remains a disaster lifeline - in the iPhone erawww.zdnet.comexternal-linkmessage-square53fedilinkarrow-up1310arrow-down16
arrow-up1304arrow-down1external-linkHow ham radio endures - and remains a disaster lifeline - in the iPhone erawww.zdnet.comshortwavesurfer@lemmy.zip to Technology@lemmy.worldEnglish · 1 month agomessage-square53fedilink
minus-squareshortwavesurfer@lemmy.zipOPlinkfedilinkEnglisharrow-up2·1 month 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·edit-21 month 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.