The Association of Model Submariners.

Would you like to react to this message? Create an account in a few clicks or log in to continue.

* THE FORUM FOR ALL THOSE INTERESTED IN BUILDING AND OPERATING MODEL SUBMARINES *



Join the AMS - Registered Forum users can become members of the AMS and it's free ...... To join send an email with your name , address and phone number to amstreasure@googlemail.com


For a guide to past events see the "Shows and Events" section.

Papplewick Pumping Station, Nottingham, April 9th & 10th


,

"***"

Who is online?

In total there are 2 users online :: 0 Registered, 0 Hidden and 2 Guests

None


Most users ever online was 180 on Tue Nov 05, 2019 6:03 am

Latest topics

» Type II U-boat
ATU tuner unit EmptyWed Mar 22, 2023 3:05 am by tsenecal

» WW2 mini sub build
ATU tuner unit EmptyTue Mar 21, 2023 9:21 pm by tsenecal

» Not the hobby I expected :)
ATU tuner unit EmptyTue Mar 21, 2023 8:03 pm by SimonH

» 27Mhz - Radio Ideas
ATU tuner unit EmptyTue Mar 21, 2023 1:48 pm by C-3PO

» Papplewick Pumping Station 2023 - 9th & 10th April
ATU tuner unit EmptyTue Mar 21, 2023 10:09 am by david f

» 915mhz / 868mhz as a viable frequency for submarines.
ATU tuner unit EmptyMon Mar 20, 2023 1:41 pm by david f

» Frsky - 915Mhz equipment
ATU tuner unit EmptyMon Mar 20, 2023 1:40 pm by david f

» TBS Crossfire - 915Mhz equipment
ATU tuner unit EmptyMon Mar 20, 2023 1:38 pm by david f

» ExpressLRS - 915Mhz equipment
ATU tuner unit EmptyMon Mar 20, 2023 1:35 pm by david f

Search

 
 

Display results as :
 

Rechercher Advanced Search

Most Viewed Topics

UHF radio control for submarines (openLRS, LoRa, FSK etc. on 458Mhz and 433Mhz )
Piston Ballast Systems
CSS HUNLEY
Moebius Skipjack
Das U-Boot im color
New project - USS Nautilus
CSS PIONEER
Engel U177 IX D2
Skipjack.part 2
Revell 1:72 VIIC u-boat

Statistics

Our users have posted a total of 11873 messages in 1942 subjects

We have 973 registered users

The newest registered user is skyray

Similar topics

2 posters

    ATU tuner unit

    johnrobinson
    johnrobinson
    johnrobinson
    Guest


    Posts : 97
    Join date : 2011-06-10
    • Post n°1

    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
    • Back to top
    david f
    david f
    david f
    AMS Treasurer


    Posts : 2308
    Join date : 2010-11-10
    Age : 72
    Location : Cumbria
    • Post n°2

    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?
    • Back to top

      Current date/time is Sat Mar 25, 2023 8:53 pm