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  1. Thread: di-pole antenna

    by OH8GAD
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    2
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    114

    That'll be feet. For metres, you use c/f, 300/f

    That'll be feet.

    For metres, you use c/f, 300/f
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    319

    What happened to the original post?

    What happened to the original post?
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    319

    Wow!, That's neat.

    Wow!, That's neat.
  4. Thread: help

    by OH8GAD
    Replies
    2
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    475

    I think you need to register an ID at this...

    I think you need to register an ID at this website: https://www.radioid.net/register

    I don't use DMR myself, but maybe someone else on the forum has and can give better advise.
  5. Thread: help

    by OH8GAD
    Replies
    1
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    489

    Hello Robert, from another Robert! :) What...

    Hello Robert, from another Robert! :)

    What radio do you have? What exactly do you need to do with it?

    best regards

    Rob
  6. Replies
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    2,655

    Base Radios I think this thread is going no-where. The guy...

    I think this thread is going no-where. The guy claims he will be getting his "license" next month, but clearly has virtually no technical knowledge about radios. Since the Turkish radio amateur...
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    2,655

    Base Radios Seriously, you're obviously not a licensed radio...

    Seriously, you're obviously not a licensed radio amateur and I really don't think you have a broadcast license issued by the Turkish government. I am pretty sure that if you manage to a get a...
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    2,655

    Base Radios What is the actual radio station? Have you check...

    What is the actual radio station? Have you check to see if they have an internet page and live stream their broadcasts?

    For example, a list if Turkish radio stations can be found (click) here
    ...
  9. Replies
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    903

    Is it totally quite or very noisy? If it is...

    Is it totally quite or very noisy?

    If it is very quite, then have you checked the link at the back?

    If it is very noise, then is the RF Gain slider on the front all the way down?

    regards,
    ...
  10. What we now use is a tape measure with contact on...

    What we now use is a tape measure with contact on the end. When it hits the water surface, a box at the other end of the measure goes "Beeeeeeep!"

    Then again, I could always try and sell you one...
  11. At work, we had one of those laser range finders....

    At work, we had one of those laser range finders. One of the guys bought it with the idea that they could measure the surface height of water in wells and bore-holes, instead of dropping a tape...
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    994

    Why lay it to rest? Why not keep it as a spare?...

    Why lay it to rest? Why not keep it as a spare? Like in a backpack or car glovebox.
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    4,899

    If you take a little bit more time and effort, it...

    If you take a little bit more time and effort, it shouldn't be flimsy and should last quite a while outside :) I have an old ARRL Antenna handbook, from 1968 and many of the complex aerials, such as...
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    4,899

    I have to confess, that I don't see the point of...

    I have to confess, that I don't see the point of such an aerial - at least where I live (Finland), the metallic tape and plastic tubing would cost more than aluminium tubing. Also, Al tubing is just...
  15. Thread: Round 2.

    by OH8GAD
    Replies
    1
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    596

    Welcome back. Hope you're too disappointed... ;)

    Welcome back. Hope you're too disappointed... ;)
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    2,667

    Oh wow, I had forgotten about those. As a kid, I...

    Oh wow, I had forgotten about those. As a kid, I used to watch the Royal Institute Christmas Lectures. If I remember correctly, they were shown on TV during the school summer holidays on BBC2.
    ...
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    3,997

    Neat! When I lived back in the UK, I had a...

    Neat!

    When I lived back in the UK, I had a 3-ele beam for my 2-metre rig. One morning, it was pointing south-west-ish, towards London (I lived about 80 km north-east of London). I was listening...
  18. Thread: Bandwidth

    by OH8GAD
    Replies
    6
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    3,558

    That's correct.

    That's correct.
  19. Thread: Bandwidth

    by OH8GAD
    Replies
    6
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    3,558

    Buuuut... legally, you are only required not to...

    Buuuut... legally, you are only required not to cause interference to services OUTSIDE of the amateur radio frequency allocations. So, technically, if you want to spurge a 200 kHz AM transmission in...
  20. Thread: Bandwidth

    by OH8GAD
    Replies
    6
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    3,558

    https://rsgb.org/main/operating/band-plans/vhf-uhf...

    https://rsgb.org/main/operating/band-plans/vhf-uhf/432mhz-band/





    and so on...
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    2,930

    Yes, but very heavily attenuated, at least by 3...

    Yes, but very heavily attenuated, at least by 3 dB.
  22. Replies
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    3,997

    Protection from a lightning strike about 20 foot...

    Protection from a lightning strike about 20 foot away? You'd be very, very lucky to do so. When I worked for a major mobilephone network equipment manufacturer doing EMC testing, the ports were...
  23. Thread: Bandwidth

    by OH8GAD
    Replies
    6
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    3,558

    Yes, it would and does. You have to realise that...

    Yes, it would and does. You have to realise that when you transmit, the bandwidth of your signal does not drop to nothing 12,5 kHz from the carrier centre frequency. In theory, it goes on...
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    About 20 metres of thin wire with a small weight...

    About 20 metres of thin wire with a small weight on the end. Hang it from the balcony. Even better if you have an ATU with you.
  25. Replies
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    1,467

    Mobile Radios If you can't fix it, just get used to saying...

    If you can't fix it, just get used to saying things like "roger diddly", "breaker, break" and "10-4, good buddy!"
    ;D
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