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Forum: OpenCPN 17-06-2018, 13:58
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

Concur, if you could find a pair on the cheap they may do the trick. Again, nothing to lose by time.
Forum: OpenCPN 16-06-2018, 14:09
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

My educated guess is the MX137 uses rubber ducky elements. While the physical length may be short, the electrical length is actually 1/2 wl (tip to tip). The lower elements should also be 1/2 wl.

...
Forum: OpenCPN 16-06-2018, 04:25
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

You're welcome.

I meant to ask if the drop outs always occurred, and if so it would confirm the model to a certain extent.

Are you familiar with turnstile antennas? Something that's been...
Forum: OpenCPN 15-06-2018, 19:27
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

Here is a quick list of vertical antenna patterns for different heights (value in meters in upper left corner, ex h=4). I only included ones that would give better horizon to horizon coverage. At 3.5...
Forum: OpenCPN 15-06-2018, 18:38
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

The MX137 is on my list of things to consider. In trying to get my set up working I've noticed that antenna height above ground plane (water in this case) makes a noticeable difference in signal...
Forum: OpenCPN 15-06-2018, 15:54
Replies: 15
Views: 2,613
Posted By W5PAD
Re: An OpenCPN Plugin for the new Polar Weather Satellites?

I know this is an old post, but I've just gotten a rtl-sdr and associated programs. I've detected both NOAA APT and METEOR LRPT signals but SNR is too low to create good images. At present I'm using...
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