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    Hehe :D It's a fallacy. Scottl asserts that he is...

    Hehe :D It's a fallacy. Scottl asserts that he is the only person here who knows what's up because he [supposedly] got experience. Argument from authority - Wikipedia
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    I have done some in the context of HAM radio. You...

    I have done some in the context of HAM radio. You know, all the same FCC regulations and guidelines required for cellular operators apply to other licensees with the big difference that in practice...
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    Whoa! That's some top notch paranoia right there....

    Whoa! That's some top notch paranoia right there.




    RF Safety FAQ | Federal Communications Commission
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    Parkerizing is actually relatively quick too....

    Parkerizing is actually relatively quick too. Just got to mix up some solution (Zinc or Manganese phosphate, can buy on Ebay or Amazon) with water, and "boil" the degreased part for a few minutes....
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    Would be interesting to dig up the band plans and...

    Would be interesting to dig up the band plans and see what was there before. Also what's on those guard bands around the 4.2-4.4Ghz.

    Edit:...
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    5G transmissions are all digital with the...

    5G transmissions are all digital with the channels being tightly within spec or otherwise the equipment simply wouldn't be able to communicate - cellular equipment on the tower has to interoperate...
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    I am not stating that (because I haven't...

    I am not stating that (because I haven't researched the regulations and don't have personal experience), I am speculating that maybe that's the case or otherwise we wouldn't have that situation....
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    Of course we're not talking barometric...

    Of course we're not talking barometric altimeters, even though those also should be periodically tested and calibrated. The point is though, tuned circuits can drift over time. Like for instance...
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    I don't have any specific experience in that...

    I don't have any specific experience in that field, especially when it comes to processes, so I can only imagine how it's done. I think digger doug is correct, and the short answer is "No." FAA's...
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    See, there is some nuanced semantics. FCC doesn't...

    See, there is some nuanced semantics. FCC doesn't have responsibility - FCC has authority. Responsibility to comply FCC regulations are on the operators!
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    I don't know how much responsibility FAA takes...

    I don't know how much responsibility FAA takes for RF equipment installed on the airplanes, but I imagine operators are still required to comply with FCC regulations despite the fact their operations...
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    Yes! And these clowns have a unique position too...

    Yes! And these clowns have a unique position too - they can claim it's for the public safety! Who would oppose public safety ?! Quick, pull out your checkbooks...
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    Okay, but you need to realize that watching cat...

    Okay, but you need to realize that watching cat and machining videos on Youtube takes absolute majority of the bandwidth on the Internet today. I don't know what the real number is, but I'd...
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    The issue is very simple. Airlines want the...

    The issue is very simple. Airlines want the government (us really, taxpayers) to pay for altimeter upgrades. They've been neglecting and ignoring that stuff for some time, with devices not only being...
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    US government has been collecting biometric data...

    US government has been collecting biometric data for some time now too. The thing about it is when it's sold to the public, most people are on board - It is to catch terrorists! Nobody likes...
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    There are specialized devices for tapping into...

    There are specialized devices for tapping into the cellular Internet that work much better :
    MikroTik Routers and Wireless - Products: SXT LTE kit

    That one is outdoor rated, and has a directional...
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    I still don't understand what is the point you're...

    I still don't understand what is the point you're trying to make. Technology inevitably gets applied anywhere where it's deemed useful. Like for instance, we always give military the latest and...
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    Piling a bunch of stuff together is just that -...

    Piling a bunch of stuff together is just that - piling a bunch of stuff together. Try to make a coherent argument about SOMETHING, let's talk then.

    I did elaborate on an important design...
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    Nobody designs autonomous systems with strict...

    Nobody designs autonomous systems with strict reliance on remote datalinks. You can think about how the current USAF strike drones operate - the assumption is the datalink can be unreliable or...
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    It's understandable that folks get the wrong...

    It's understandable that folks get the wrong impression of the entire thing because well... they're not quite technical, at least not in that field. At the very least I'd expect for some HAM...
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    I believe the scientific term is FUD, but please...

    I believe the scientific term is FUD, but please go on.
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    It is understandable when magnetrons are used as...

    It is understandable when magnetrons are used as a source of RF in a microwave oven - there is no need for any kind of selectivity, just power transfer (and a lot of it), and given the "caged" nature...
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    https://www.ntia.doc.gov/files/ntia/publications/c...

    https://www.ntia.doc.gov/files/ntia/publications/compendium/4200.00-4400.00_01MAR14.pdf

    That's some outdated stuff for sure!
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    I briefly looked into the problem, and frankly I...

    I briefly looked into the problem, and frankly I am puzzled. So the skinny there is that altimeters have 200Mhz of spectrum allocated in the 4.2-4.4Ghz range. 5G got the allocation in the 3.7-3.98Ghz...
  25. I believe that's the reason climbing gear is...

    I believe that's the reason climbing gear is never made out of titanium - aluminum and steel are the typical materials there.
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