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Questions tagged [automation]

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4 votes
2 answers
295 views

How would one automate HF communications to a specific location?

There appears to be some significant interest in establishing a fool-proof* HF communications method for location to location communication regardless of current propagation conditions. Given that ...
Adam Davis's user avatar
  • 12.1k
4 votes
2 answers
359 views

Wireless temperature data logger in the USA on 433MHz

I'm a newly licensed ham tech. I am trying to figure out if I am doing everything correctly to setup a wireless temperature monitoring station that uses the 70cm band (specifically 433.4MHz) in the ...
kr4sh's user avatar
  • 367
3 votes
2 answers
475 views

What is the legality of data modes over UHF/VHF in the US?

Cheap & simple transceivers are readily available online that allow you to transmit serial data over UHF/VHF frequencies such as 433MHz (approximate range of 1000m). It seems that these are ...
kr4sh's user avatar
  • 367