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 SUBMARINE Day. 31st March - 1st April 2024.

$$$

&&&

::::

Who is online?

In total there is 1 user online :: 0 Registered, 0 Hidden and 1 Guest

None


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

Latest topics

» 868/915 Mhz as a viable frequency for submarines.
ATU tuner unit EmptyWed Apr 10, 2024 5:48 am by tsenecal

» Modulated electric fields for submarine communication in a "heads up" from Harry!
ATU tuner unit EmptyTue Apr 09, 2024 7:33 pm by geofrancis

» Laser cut Robbe U47 conversion
ATU tuner unit EmptyTue Apr 09, 2024 3:40 pm by david f

» ExpressLRS - 868/915 Mhz equipment
ATU tuner unit EmptyTue Apr 02, 2024 3:27 pm by tsenecal

» Information on camouflage patterns for German seahund
ATU tuner unit EmptyFri Mar 15, 2024 4:36 pm by david f

» WW2 mini sub build
ATU tuner unit EmptyTue Mar 12, 2024 1:56 pm by geofrancis

» Not the hobby I expected :)
ATU tuner unit EmptySun Mar 10, 2024 6:30 pm by cat

» Sheerline gasket material
ATU tuner unit EmptyMon Feb 19, 2024 9:24 pm by Michaelc

» Choice of CAD software and Printer for 3D printing
ATU tuner unit EmptyThu Feb 15, 2024 1:53 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
CSS PIONEER
New project - USS Nautilus
Skipjack.part 2
Engel U177 IX D2
Revell 1:72 VIIC u-boat

Statistics

Our users have posted a total of 12441 messages in 1980 subjects

We have 1008 registered users

The newest registered user is chargerdodge

Similar topics

2 posters

    ATU tuner unit

    johnrobinson
    johnrobinson
    johnrobinson
    Guest


    Posts : 98
    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 : 2397
    Join date : 2010-11-10
    Age : 73
    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 Fri Apr 19, 2024 12:33 pm