The ldg at is an autotuner for use with your amplifier. Well i decided to try another auto tuner, i purchased a ldg pro 2,this time i read the manual and to my surprise the tuner works perfect. Ldg electronics kt100 automatic antenna tuners serve as dedicated tuners for kenwood radios and are fully automatic just press the tune buttonon the radio. Led bargraph displays power level, swr, and status. Me included i owned a ldg 600 and was not happy at all never read the manual, sold it, and went back to manual tuner palstars which always seen to work just fine. Feb 21, 2016 ldg at 600pro ii manual forced tune i despise the factory default setting of 1. To protect its circuitry, the tuner will not tune at power levels above. The at is a breakthrough product, providing fully automatic antenna tuning with memories for high power amplifiers. At operations manual manual rev c page 1 ldg at pro watt automatic memory antenna tuner ldg electronics 1445 parran road st. Easy installation and use make this the choice for any amateur radio operator with an amplifier. At 100proii operations manual manual rev a page 1 ldg at 100proii 100w automatic antenna tuner ldg electronics 1445 parran road st. The atpro is intended for use with most tube or solidstate amplifiers outputting up to 1,000 watts ssb.
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. M600 operations manual manual rev a page 1 ldg m600 external meter for at600proii ldg electronics 1445 parran road st. Automatic tuning is now available during transmission, even ssb, and many user settable options are accessible from the front panel. The new atproii keeps many of the same features of the previous model, but simplifies the operation. Optional external balun allows tuning of random length, long wire or ladder line fed antennas. At897plus operations manual manual rev b page 1 at897plus automatic tuner for yaesu ft897d ldg electronics 1445 parran road st. Page 1 ldg at 1kw automatic memory antenna tuner ldg electronics 1445 parran road, po box 48 st. The dipole antenna described in video is available. Ldg atpro ii auto antenna tuner problem qrz forums. M operations manual manual rev a page 1 ldg m external meter for atproii ldg electronics 1445 parran road st. User manuals, guides and specifications for your ldg at200pro tuner.
Ldg at7000 automatic antenna tuner for icom ic7000 introduction 3 jumpstart, or real hams dont read manuals. This tuner has an auto mode that automatically starts a tuning cycle any time the swr exceeds a limit you set. Ldg at 1kw automatic antenna tuner table of contents introduction 2 important safety warnings 2 jumpstart, or real hams dont read manuals. The microprocessor that controls all the tuning actions has safety software built in so that if you accidentally try to tune or fine tune the at with more than 125 watts 1.
Building on the success of the atpro, ldg electronics has refined and expanded its flagship 1kw tuner. Tunes your antenna in 1 to 8 seconds for when you qsy either in the same band or to a different band. At 100pro automatic antenna tuner manual version 1. This is the ultimate flagship 1kw automatic antenna tuner. Ldg electronics has refined and expanded their flagship 1 kw automatic antenna tuners. The atpro is an important update of ldg s flagship tuner, now providing fully automatic antenna tuning with memories for high power amplifiers. Enhanced tuning algorithms provide much faster, precise and consistent tuning. They feature ldgs stateoftheart, processorcontrolled switchedl tuner. Jan 15, 20 ldg at i picked up a blemish version of this tuner several years ago from ldg. Congratulations on selecting the at pro watt automatic tuner. For sale is a yaesu ft857d, plug and play collins filter, and the ldg it100 companion tuner.
The new ldg tuner shows proper wattage output but has shown off. The atproii will interface with many popular transceivers, enabling their tune button to control the atproiis operation. The ldg at7000 automatic tuner is very popular among icom hf radio owners, especially those with ic7000 and ic706 radios. For dipoles, verticals, vs, beams or and coax fed antenna. Note that there is a limit to the number of files you can download.
The problem is, its so simple that it has no controls of its own. Ldg electronics at proii 5 to watt desktop memory tuner. Here you will find instruction manuals, service manuals, user guides. This is a partial list of radios that ldg tuners work with. Congratulations on selecting the ldg electronics atproii watt automatic tuner. Like most ldg tuners the atproii operates automatically, beginning a tuning cycle whenever the swr exceeds a preset limit. Congratulations on selecting the ldg electronics at proii watt automatic tuner. Ldg at proii automatic antenna tuner building on the success of the at pro, ldg electronics has refined and expanded its flagship 1kw tuner. The new at proii keeps many of the same features of the previous model, but simplifies the operation. Ldg at pro ii manual but, start out by reading the manual so you know how to auto operate and tune i also use a ldg at pro ii after the acom but one thing i do is. At 897plus operations manual manual rev b page 1 at 897plus automatic tuner for yaesu ft897d ldg electronics 1445 parran road st.
While resembling earlier ldg tuners in overall layout and function, the at 200pro represents a quantum leap in features and performance. Page 1 at automatic antenna tuner manual version 1. Ldg electronics at600proii automatic antenna tuners at. The atpro is an important update of ldgs flagship tuner, now providing fully automatic antenna tuning with memories for high power amplifiers. If you have a kenwood at300 compatible kenwood radio, you can simply plug kt100 tuner into your transceiver with the provided cable. The at proii has an auto mode that automatically starts a tuning cycle any time the swr exceeds a limit you set.
Ldg electronics atproii video instruction series, part 1. Ok, but at least read this one section before operating the at pro. Automatic tuning is now available during transmission, even ssb, and usersettable options are accessible from the front panel. If you have some stuff that not is listed here you can donate this by contact mods. This is an at proii autotuner, rated for use at up to watts pep. Operating instructions getting to know your at your at is a quality, precision instrument that will give you many years of outstanding service.
Tropo meteor scatter ms f2 skip aurora transequatorial scatter te lightning scatter ls yaesu ftd ft d ftd programming interface schematics for yaesu. Ldg atproii automatic antenna tuner building on the success of the atpro, ldg electronics has refined and expanded its flagship 1kw tuner. Ldg electronics at proii automatic antenna tuners are simple to operate. Ok, but at least read this one section before operating the at100proii. At100proii operations manual manual rev a page 1 ldg at100proii 100w automatic antenna tuner ldg electronics 1445 parran road st. The microprocessor that controls all the tuning actions has safety software built in so that if you accidentally try to tune or fine tune the at pro with more than 125 watts 1. The at is intended for use with most tube or transistor amplifiers outputting up to 1,000 watts ssb. Ldg electronics atproii video instruction series, part 2.
The atproii has an auto mode that automatically starts a tuning cycle any time the swr exceeds a limit you set. Automatic antenna tuner 22 pages tuner ldg at7000 manual. At7000 automatic antenna tuner for icom transceivers. Made for qro hams, it will handle 1,000 watts ssb or 350 watts fmdigital from 1. Database contains 1 ldg at200pro manuals available for free online viewing or downloading in pdf. The ldg at pro follows in the tradition of the popular at. It will tune dipoles, verticals, yagis or virtually any coaxfed.
Building on the success of the at pro, ldg electronics has refined and expanded its flagship 1kw tuner. Pdf user manual for ldg at100pro at 100 pro at100pro. Ldg at100pro at 100 pro at100pro automatic antenna tuner. Ldg pioneered the automatic, widerange switchedl tuner in 1995.
Ldg at 600pro ii manual forced tune i despise the factory default setting of 1. Ldg electronics atproii automatic antenna tuners are simple to operate. Ldg at100pro at 100 pro at100pro technical specifications. Ok, but at least read this one section before operating the atproii. In this page you find schematic, users and instructions manuals, service manuals, technical supplement, leaf leads and other good stuff. Ldg electronics at600proii automatic antenna tuners are designed for this new generation of power levels. Has scratches on each side see photos case is very clean on top, bottom, front, and rear. At600proii tuners will handle up to 600 watts ssb and cw and 300 on rtty 1. Connect a 50ohm coax jumper cable from the antenna jack on your amplifier to the tx. Since it depends on the radio to tell it when to tune or go into bypass, you cant use it with any radio that doesnt support an ah4 tuner. A manual tune button for the ldg at7000 right angles. Ldg electronics atpro auto tuner ham radio estate planning. By checking this box, i agree to receive marketing communications and product offers by email from fluke electronics corporation, transacting under fluke industrial, or its partners in accordance with its privacy policy.