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Showing content with the highest reputation on 08/12/21 in all areas

  1. Next horror movie release from Blumhouse: Radio Klown!!! ?
    2 points
  2. @WRNA236 - yup here it is: https://docs.fcc.gov/public/attachments/FCC-19-126A1.pdf At first glance Pages 12 and 23 or of interest; with the limits imposed by the table on Page 23 you're probably okay but it's not a blanket exemption to automatically put everyone in the clear unfortunately (except for handhelds). Awkward.
    1 point
  3. Which as I pointed out in an earlier post is another flaw in the certification - they measured ERP alone because it was tested with an integral antenna so that's the right unit of measure and is appropriate in that configuration. But that's not what they're selling. This radio is shipped to the consumer with a removable antenna, meaning we can hook up the gains to it. The radio should be tested also based on transmitter output, not just ERP, if they want to sell it with removable antennas. See product as tested: https://fccid.io/2AJGM-P52UV/Internal-Photos/Internal-photos-5110431 edit: For example; here's a report on a Kenwood TK3180 where it's done right. https://fccid.io/ALH37333110/RF-Exposure-Info/SAR-test-report-424905.pdf (SAR - exposure safety) and https://fccid.io/ALH37333110/Test-Report/test-report-424900.pdf (for emissions masks, based on conducted power, appropriate because of the removable antenna) Multiple antennas tested, multiple batteries tested, and a max conducted power rating is given based on actual measurement. In contrast, the UV9G also gives a maximum rated transmitter power (not tested, based on manufacturer's claims) of 3.5W. 3.5W is not 5.0W and Baofeng knows this because they stated that - see https://fcc.report/FCC-ID/2AJGM-P52UV/5110426 Yeah the consumers buying these don't and shouldn't care about stuff this far down the paper trail, nor should they be expected to, in fact it would appear the FCC doesn't really scrutinize this enough since they're obviously letting this through the cracks until it hits the "rugged radios" kind of scale, but this is exactly why it's important for manufacturers to get it right and actually sell what they claim and what is legal.
    1 point
  4. JohnE

    Power loss through Duplexer

    I will post this again as it is universal to all RF dB loss power loss in % 0.5 10 100W in 90W out 1.0 20 1.5 30 2.0 37 2.5 44 3.0 50 3.5 56 4.0 60 flat packs tune for Notch/Notch ----\___/----\___/----and should never be tuned W/power typical loss for the ones I use are 1.5 or less most ~1.
    1 point
  5. The only people whose interpretation of the rules that matters is the FCC's. To cut out all of the debate have you taken this up with your local FCC field office? If they say you're right then that's end of it. Same if they say you're wrong. The safe play is get the official interpretation of the rule(s) in question straight from them. Perhaps nobody on the forum is right. That would far more to useful to everyone than any raging debate here.
    1 point
  6. MacJack

    New to GMRS

    I agree but sometimes "old dogs" need help. No shame in asking, I had to. I like your Jeep upgrades, I held back as my 12 yo grand daughter will be learning to drive soon and keep it stock to help her out. It is the same thing I did for her mom and aunt in my 20 Jeep. Hours on hours driving the back roads to no where and getting lost. Glad I had my gps back then. MacJack
    1 point
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