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ATU tuner unit  EmptyYesterday at 5:55 pm by tsenecal

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» Choice of CAD software and Printer for 3D printing
ATU tuner unit  EmptyMon Sep 26, 2022 11:35 am by david f

» 915mhz / 868mhz as a viable frequency for submarines.
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» JSN-SR04T Depth sounder
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ATU tuner unit  EmptyFri Aug 12, 2022 2:48 pm by david f

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ATU tuner unit  EmptyThu Aug 04, 2022 1:51 pm by david f

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    ATU tuner unit


    Posts : 97
    Join date : 2011-06-10

    ATU tuner unit  Empty ATU tuner unit

    Post  johnrobinson Wed Feb 01, 2012 11:35 pm

    ATU tuner unit  Atu110

    picture of ATU this unit will tune an antenna from 1mhz to 30mhz and eney where between in 5khz steps it is software controlled and can remember hundreds of pre tuned setups for diffrent antennas. this is to connect to antennas that go underwater for controlling the sub

    ATU tuner unit  Atu_3110

    this is a picture of the other side of the ATU notice custom made caps on the PCB as it is very hard to get high voltage caps to use in this unit

    ATU tuner unit  Atu_4110

    this is a picture of the digital power meter and swr meter that plugs into the ATU so you can see what the swr is on the antenna
    david f
    david f
    AMS Treasurer

    Posts : 2268
    Join date : 2010-11-10
    Age : 72
    Location : Cumbria

    ATU tuner unit  Empty Re: ATU tuner unit

    Post  david f Thu Feb 02, 2012 9:57 am

    Really quite different looking electronics - high power- high frequency?

      Current date/time is Thu Sep 29, 2022 6:27 am