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Questions tagged [marine]

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0 votes
2 answers
137 views

Using Aviation VHF radio on different frequencies

I have an old Icom A-5 aviation handheld with a frequency range of 118.000-136.975 MHz on top of WX, AM, and FM receive functions. Is there any way with little modification, or a simple static build ...
ChamomilePurple's user avatar
1 vote
0 answers
39 views

Icom 705 USB link to Raspberry Pi4 running OpenCPN

Anyone have a similar setup? If so what kind of data our of the 705 can we leverage onto the NMEA 2K network (on a boat)? Also, (going the other direction) is there a Debian Bullseye HAM app that ...
Kelly Sanders's user avatar
2 votes
2 answers
761 views

Beamwidth of omni-directional antenna with gain

I am looking to buy a wifi antenna for a boat to connect to shore based wireless hotspots that may be "far" away. Due to the waves, I am assuming that the antenna mast sways +-15° from vertical. The ...
Mathias Schultz's user avatar
4 votes
3 answers
2k views

Suggestions for HF antenna for occasional use on my sailboat

I have had a license since I was a kid, but have not touched anything ham radio related in years. I have been thinking about diving back in and combining it with my sailing. I'm looking for thoughts ...
Jim Archer's user avatar