jwr1@kbin.earth to Technology@lemmy.world · 23 hours agoThis Tiny Radio Lets Me Send Texts Without Wi-Fi or Cell Servicewww.howtogeek.comexternal-linkmessage-square73fedilinkarrow-up1360arrow-down115
arrow-up1345arrow-down1external-linkThis Tiny Radio Lets Me Send Texts Without Wi-Fi or Cell Servicewww.howtogeek.comjwr1@kbin.earth to Technology@lemmy.world · 23 hours agomessage-square73fedilink
minus-squareshortwavesurfer@lemmy.ziplinkfedilinkEnglisharrow-up23·19 hours agoThat’s pretty much exactly what they are. Text message in walkie-talkies. With the added benefit that if your friend can’t hear you, but another friend is in between, your message automatically gets relayed through their walkie-talkie.
minus-squareMangoCats@feddit.itlinkfedilinkEnglisharrow-up7·17 hours agoIf I wanted to transmit, for example, temperature and humidity from a sensor once every 5 minutes, would the network be willing to carry my signals?
minus-squareRentlar@lemmy.calinkfedilinkEnglisharrow-up12·16 hours agohttps://meshtastic.org/docs/configuration/radio/device/ SENSOR is one of the defined device roles. And whether for personal automation or public information, it is a reasonable use case for the network.
minus-squareCorkyskog@sh.itjust.workslinkfedilinkEnglisharrow-up6·18 hours agoCan you message random people or have to already know their contact info?
minus-squareRentlar@lemmy.calinkfedilinkEnglisharrow-up9·16 hours agoIt is channel-based, using Pre-Shared Keys (PSK). There is a public line where you can message pretty much everyone with the blank PSK.
minus-squareCorkyskog@sh.itjust.workslinkfedilinkEnglisharrow-up7·16 hours agoOh, now that sounds fun
That’s pretty much exactly what they are. Text message in walkie-talkies. With the added benefit that if your friend can’t hear you, but another friend is in between, your message automatically gets relayed through their walkie-talkie.
If I wanted to transmit, for example, temperature and humidity from a sensor once every 5 minutes, would the network be willing to carry my signals?
https://meshtastic.org/docs/configuration/radio/device/
SENSOR is one of the defined device roles. And whether for personal automation or public information, it is a reasonable use case for the network.
Can you message random people or have to already know their contact info?
It is channel-based, using Pre-Shared Keys (PSK).
There is a public line where you can message pretty much everyone with the blank PSK.
Oh, now that sounds fun