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  1. To use the AT-897, change your mode to one which provides a constant carrier (AM, FM, CW, or Packet), key your transmitter, press the tune button, wait for the tuner to tune, then un-key. The red LED lights during while the tuner is active.

    LDG AT-897 AT897 Automatic Antenna Tuner - Universal Radio

    www.universal-radio.com/catalog/hamtune/0218.html
    www.universal-radio.com/catalog/hamtune/0218.html
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  2. People also ask
    What is the LDG at-897 tuner?
    Introduction Congratulations on selecting the LDG AT-897 tuner. The AT-897 is designed to work as an integrated component of your Yaesu FT-897 transceiver. It will tune dipoles, verticals, Yagis or virtually any coax-fed (unbalanced) antenna.

    LDG AT-897 MANUAL Pdf Download | ManualsLib

    manualslib.com
    Who makes LDG automatic tuners?
    LDG pioneered the automatic, wide-range switched-L tuner in 1995. From its laboratories in St. Leonard, Maryland, LDG continues to define the state of the art in this field with innovative automatic tuners and related products for every amateur need. Congratulations on selecting the AT-897Plus automatic tuner for the Yaesu FT-897 transceiver.

    AT-897Plus Automatic Tuner for Yaesu FT-897(D)

    radiomanual.info
    What is a LDG tuner?
    The tuner is a “Switched L” network, consisting of series inductors and parallel capacitors. LDG chose the L network for its minimum number of parts and its ability to tune unbalanced loads, such as coax-fed dipoles, verticals, Yagis, and virtually any coax-fed antenna.

    AT-897Plus Automatic Tuner for Yaesu FT-897(D)

    radiomanual.info
    How do I tune my at- 897 plus?
    Press the front panel Tune button momentarily again to recall the previous tuner settings. To initiate a memory tuning cycle, press and hold the Tune button on the front of the AT- 897Plus until the Status LED lights up. A memory tuning cycle will begin.

    LDG AT-897PLUS TUNER OPERATION MANUAL | ManualsLib

    manualslib.com
    Is LDG at-897 field programmable?
    From time to time LDG may release upgraded firmware for the AT-897, refining operation and adding features. Your AT-897 is not field programmable; you will have to remove the present processor chip (U1) and replace it with the upgrade chip.

    AT-897 Automatic Antenna Tuner Manual Version 1 - Classic International

    classicinternational.eu
    What happens if I tune my at-897 at full power?
    Attempting to tune a greater than 3.0:1 load on six meters at full power can damage your AT-897 tuner. If no memorized settings are available, the tuner runs a full tuning cycle, storing the parameters for memory recall on subsequent tuning cycles on that frequency.

    LDG AT-897PLUS TUNER OPERATION MANUAL | ManualsLib

    manualslib.com
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  3. eHam.net
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    Reviews For: LDG AT-897 Autotuner - eHam.net

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    • Groups.io
      https://groups.io › topic › which_auto...

      Which Auto Antenna tuner do you use and do you like …

      Oct 22, 2021 · I have an LDG AT-897 which works well on my FT-897 hooked up to a home-brew 40M dipole (indoor "compromise antenna"). I used an MFJ-949E for my old Icom 701 which did a dandy job of tuning up on a DX-CC (all in a …

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      Antenna
    • ManualsLib
      https://www.manualslib.com › manual

      LDG AT-897 MANUAL Pdf Download | ManualsLib

      Full Tune If you want to force a full tune cycle, press and hold the tune button on the AT-897 until the red light comes on, then goes off, then release. The radio will transmit a carrier and the tuner will start a full tune (does not look at the …

    • Classic International
      http://www.classicinternational.eu › _clientfiles › manuals
      [PDF]

      AT-897 Automatic Antenna Tuner Manual Version 1 - Classic …

    • RadioManual.eu
      http://www.radiomanual.info › schemi › ACC_matching
      [PDF]

      AT-897Plus Automatic Tuner for Yaesu FT-897(D)

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      AT-897Plus
    • InRadio
      https://www.inradio.pl › images › stories › virtuemart › product
      [PDF]

      AT-897 Automatic Antenna Tuner Manual Version 1 - InRadio

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      Ldg 897 Manual
      Ldg Tor 897
    • ManualsLib
      https://www.manualslib.com › manual

      LDG AT-897PLUS TUNER OPERATION MANUAL

      To initiate a memory tuning cycle, press and hold the Tune button on the front of the AT- 897Plus until the Status LED lights up. A memory tuning cycle will begin. The AT-897Plus will force the transceiver into AM mode, change the power …

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      At897 Tuner
      Ldg At 897 Plus Manual
    • DX Engineering
      https://www.dxengineering.com › parts

      LDG Electronics AT-897Plus Automatic Antenna Tuners …

      AT-897Plus tuners are microprocessor-controlled and feature the tuning ability that customers have come to expect from LDG products. These tuners have a front panel button to automatically initiate the tuning sequence with the …

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      Out of stock
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    • WorldwideDX Radio Forum
      https://www.worldwidedx.com › threads

      LDG AT-897 tuner questions - WorldwideDX Radio Forum

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    • eHam.net
      https://www.eham.net › articles

      Low-Cost One-Touch Tune for LDG AT-897 - eHam.net

      Feb 16, 2005 · Easy to build inexpensive alternative to the W4RTOne Touch Tune Interface for the LDG AT-897.

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