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  1. C

    Remote Antenna Switch Box

    Ok got a quick question. Trying to figure out what wire to use to run up to the switch box to power the relays. Im thinking about running one wire for ground and then 2 for the power. the relays say 2 amps on them and i will be running 12 volts to them. Would rotor wire handle 12 volts passing...
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    Remote Antenna Switch Box

    Relays are wired in. now power hooked up yet that will be done tomorrow. First test tonight was to see how the swr looked. so far so good. no change in swr. I'll post pictures tomorrow of how it looks tonight. and after I hook up power to the relays. It doesn't look pretty but it works...
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    Remote Antenna Switch Box

    this is one of them things I'm shocked that more people haven't built. or they have and just never talked about it. Wavrider, you are correct its hard to beat useful relays at a junkyard. I actually have 2 relays out of an old amp some one dropped off with me for parts, the pills were bad and...
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    Remote Antenna Switch Box

    So I was sitting in the radio room today deciding on what my next project will be. As I was looking at my previous homebrew switch box i decided since ill be putting up an Astro-Plane for local talking and still running a Pdl-2 for dx. Why not make a remote switch box so i don't have to...
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    CA-72 pictures

    Does any one have a Cobra CA-72 they can open up and take a couple of pictures for me? I am having a problem with mine as it seems like its got to much gain on it, picks up to much back ground noise causing it to squeal pretty bad. The mike worked perfect one day and then the next it...
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    Homebrew antenna switch box

    I'm not sure if longer wire would hurt it or not. I had another box that had 6 inch wire and it didn't affect it. but i may have just gotten lucky on that one. Only reason i made a different one is because i wanted to make the desk look cleaner and have everything with in arms reach. I don't...
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    Homebrew antenna switch box

    I decided it was time for me to look back at what every one has wrote and seen where i went wrong. 1. I went with a plastic box. hooked up grounds. Still no luck getting swr down. 2. Switched out the switch for one stated before. Still no luck. 3. Went out and bought an electrical outlet box...
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    Winding audio transformer

    So i know it would be easier to just buy a couple of audio transformers rated 600 ohm in 600 ohm out 1.1 ratio. I like learning as much as i can as far as home brewing goes. Does anyone have a good site to look at that explains more on winding transformers? All the sites I've come...
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    call sign / forum name

    778 Northern Minnesota on 27.3850,, Mark checking in from the cold iron range in the northland of Minnesota
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    Homebrew antenna switch box

    Thank you again gentlemen. I'll keep all your advise in mind when i build my next box. Mark
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    Homebrew antenna switch box

    Robb, Here are 2 pictures of the box for you. BOOTY, From reading Captains post I am starting to see that now. Captain, Thank you for the info, You have helped me see where i went wrong in my set up and will try again as you have suggested. I will post again after i have made another...
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    Homebrew antenna switch box

    I've been trying my hand at building an antenna switch box. So far its working. But when i have it inline my swr goes up to 1.7 -2.0.. With out it inline the needle barely moves across the 40 channels. How I've got it constructed is by using a 2x3 plastic project box. I've used...
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    Channel 38 27.385 LSB

    my radio never leaves 38 up here in Northern Minnesota,, so if ya can try and give me a shout ,, 778 , radios on all day every day,, ill be waiting
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    Cobra 2000 pll

    it will always be louder static wise on upper and lower so yes you are right that is a good start,,,the reason why i asked what the radio was doing was ive seen pll chips go bad from some ppl trying to do a channel mods on it,, look at the bottom of the pll and see if you can tell if there was...
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    Cobra 2000 pll

    The first question i have for you is what was the radio doing to make you look at the pll?
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    eSoftAnywhere DSP & More

    eSoftAnywhere DSP & More Was just wondering if any one has tryed this program out? I've worked with it a little bit tonight but cant seem to get it figured out. Seems like a pretty interesting program if i could get it figured out. Check it out and tell me what you think or if you...
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    New to the hobby

    Just pick a number,,, thats what most do for 11m , just make it a fairly easy number to remember,, most go with 3 digit numbers, i go by 778 on ssb 3 digit seem to be the way to go,,, but dont get upset if you on the radio one day and hear your number call for some one else,, ive ran into this...
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    CW on 11m

    i wasn't planning on running cw was just wondering about it, i've heard a lot of cw on 38 lsb from time to time and was wondering what the legal side of it was, wasn't sure if it was legal or not and wonder if its more ham operators running it, and wondering why they come down to 38 lsb when...
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    CW on 11m

    Ok just sitting here thinking about what the rules are for cw,, is it a no no to tx cw on 11m or can you legally do it?