[HN Gopher] Show HN: Sending and Receiving SMS via APRS (VHF Ama... ___________________________________________________________________ Show HN: Sending and Receiving SMS via APRS (VHF Amateur Radio) Author : jlturner Score : 45 points Date : 2021-10-31 20:49 UTC (1 days ago) (HTM) web link (smsgte.org) (TXT) w3m dump (smsgte.org) | lxe wrote: | This has to be one of the most practical applications of amateur | radio. Keep in mind that all of these comms are unencrypted and | are visible by anyone who has the ability to receive. | ronsor wrote: | SMS (especially traditional GSM SMS) is often unencrypted or | poorly encrypted and visible by anyone. | jlturner wrote: | Also supports optional message ack by placing ? after callsign. | I'm looking to use this in the woods in case of emergency as you | can forward your APRS message through one of the many digipeters | available on mountain tops. Interested to hear of anyone has | given this a try yet! | mackmgg wrote: | It supports an ACK, but unless you have a two-way i-gate nearby | you should probably consider it to be a one-way protocol. All | of the ones near me just go RF -> internet so there's no way to | get a response back to RF unless you're running your own. | | Still useful for sending out quick status updates like "I'm | doing fine but running late" but not good for full blown | communication. ___________________________________________________________________ (page generated 2021-11-01 23:00 UTC)