Top new questions this week:
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(New, simplified edit of the original question)
This question regards erroneous SWR measurements of K6BEZ antenna analyzer design from 2013 using Arduino and AD9850 DDS modules. There have been many ...
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I apologize if this question is a little out of scope for the amateur radio stack exchange but I feel like it fit better here than over in any other forum.
I have successfully parsed raw PCM data out ...
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At the bottom of webpages in the advertisement swamps I keep seeing this image of an antenna, accompanied by an offer that I won't be clicking on.
But the antenna itself looks quite intriguing. It's ...
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I am using a Folded Dipole which I bought when I first got my General License. It was advertised as an all band antenna. My results with it were less than the claims made by the makers to say the ...
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Greatest hits from previous weeks:
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I pursued Amateur Radio primarily for local emergency communications and as part of my electronics education. My only radio right now is an inexpensive 2m/70cm HT which is good for local weather ...
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Are we now at the good or bad portion of the 11 years cycle? What effect are we seeing now? How large (strong/deep) is the effect during the peak and bottom of cycle? What will change in coming years?
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My internet provider is telling me that an antenna on my neighbor's house, which he called a ham radio antenna, is interfering with my DSL internet signal. I'm not tech savvy at all, beyond what's ...
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I tested and passed my Technician's test on Thursday, June 4, 2015. Approximately how long will my license take to appear in the FCC database?
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From what I've seen, there are generally two ways to power a mobile radio:
Positive lead to battery, negative lead grounded to chassis
Both positive and negative leads to battery
I know that ...
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On the 2 meter and 70 centimeter band plans published by the ARRL, what is the difference in intended use between the calling frequencies (144.200, 432.10 MHz) and the simplex calling frequencies ...
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I am trying to decide whether or not I should use a CTCSS (Continuous Tone-Coded Squelch System) or a DCS (Digital Coded Squelch) for my mini repeater I just set up.
What are the advantages of using ...
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