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Search results

  1. N

    Qy40 expanded freq question

    Software shows it’ll go to 24.7. After the jumper swap it only hits 25.375. Will it do 12m or no??
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    Realistic 465 noise blanker adjustment

    Is l2 the noise blanker adjustment and if not where the heck is it
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    In need of icom repair shop

    Any recommended icom repair shops? Ic718 crapped.
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    Alinco sr8 separation cable length

    Anyone have any idea on max usable length of cat 5 for remote mounting the face? The separation kit is 16’ but I need more. I had a roll 100’ long and tried it. Rx was fine. Tx was picking up all sorts of crap and making the wattage out like it had a tone. Works fine with the 16 that was in the...
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    40m mobile question

    I’m really wanting to ditch 11 meter. I’ve got a alinco hf and a tarheel. But I dunno that’s a whole thing. I had it set up before but didn’t use it much. Not enough to really see before the car broke down. In central Arkansas what would my local coverage look like in a mobile on 40 if I was...
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    80m horz delta mod modeling request

    I use a 80m delta horizontal loop. Works great. A guy i talk to has given me some info to change it to a 160-6 instead of a 80-6 loop. Claims it improves range and extends frequency by adding a loop under the existing loop and tying it together. In the same footprint. Same balun. Same choke...
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    Dc Grounded antenna question

    I built a dipole for kicks. So much static. It’s vertical. Anyway, someone explain the whole dc grounded shunting at the elements to me like I’m 5. I assume that might be part of the issue.
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    10m Dipole at various heights plots

    Anyone have a list of plots for 10m at various heights? Was wanting to see the different graphs from the low to high heights. Thanks
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    How to broadband a 5/8 wave

    Sirio tornado 5/8. It has an external coil. If I wanted to broadband it to have a wider freq range what could I do? Longer coil? Fatter surface area coil? Need ideas
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    It’s just an antenna

    I’ve spent lots of time effort and money playing with stupid antennas. Taking down free ones and rebuilding them or picking up new ones. It don’t matter from what I see. A stick is just a stick. But let me explain. End fed verticals. Straight up in the air sticks of aluminum is what I’m...
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    Different noise based on different if frequencies

    Is it just me or does it seem that different radios using a different intermediate frequency are more susceptible to electrical noise That hurt my head
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    Diamond shaped antenna identification

    I saw a hf antenna and can’t remember the name. It’s kind of a vertical diamond shaped loop that has a coil in the center of the diamond. The diamond looked like it was built out of a 3” wide thin metal.
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    Hamgeek hg605w simplex repeater

    I ordered one of these and wouldn’t you know it, no book no link. No setup instructions. Anyone have the instructions?
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    Poc radios 4g cell tower radio

    I’m not even sure where to post this story. I’ve bitten off and ordered a poc radio. It’s a $35 4g radio like rapid radio. Uses Zello. I didn’t pay attention and I had to turn around and order a SIM card. I’ve used it in WiFi. I now have the sim installed and I’ve ran it on that in my normal...
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    UHF home brew repeater success stories?

    I want to build an uhf repeater for a job site . On the cheap of course. I’ve seen the stacked baofunks using mic/speaker cords and side by side mobiles. Anyone had any good luck experiences setting anything up?
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    Astrovan noise improved finally

    After a few years of astrovan and s10 ignition noise I’ve located a few things that helped. Cb hf and vhf all just spring from ignition noise. Here’s what I’ve found. 89s10 a constant whooshing to a solid white noise as speed picks up in the rx while driving. It’s the cable less Speedo module...
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    Dx400 bilateral attenuator

    Anyone have a way to add an attenuator to the dx400 to make it a high drive? Yeasu runs under 100 and so does the qt80.
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    Starduster short radials?

    Looking at a starduster, about half way up there are a couple of why they call short radials. Are they using that like a cap hat? What I always understood was the idea for proper function of a cap hat was on top of the antenna. Or better yet, what’s that mess do
  19. N

    An antenna is just an antenna

    I’ve spent quite a bit of time reading, building and wondering about vertical antennas. I’ve raised them and I’ve lowered them. I’ve tried 1/4, 1/2 and 5/8 wave. All things considered, it don’t matter just a whole lot really what antenna you use once you’re off the ground. On the ground or at...
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    Icom 718 issues after static hit

    Icom 718 rx is fine. Tx isn’t working. Key up and it just “thumps” repeatedly. Had a lightning strike close to me and I assume static hit me. Might’ve been some lightning I dunno. Radio was off but antenna was hooked up. Any ideas