The LDG AT-600ProII will handle up to 600 watts SSB and CW and 300 on RTTY (1.8 – 30 MHz) and 250 watts on 54 MHz It features LDG’s state-of-the-art, processor-controlled Switched-L tuner. It will match virtually any kind of coax-fed antenna, including Yagis, dipoles, inverted vs., slopers, loops, and just about anything. It will typically match a 10:1 SWR down to 1.5:1 in just a few seconds. You can also use the AT-600ProII with long wires, random wires, and antennas fed with a ladder line just by adding a balun. The AT-600ProII features two antenna ports with a front-panel indicator showing which is in use and separate memory banks for each antenna. The optional M-600 4.5" analogue meter shows FWD (100 and 600W scales), REV, or SWR in Peak or Average. Easy-to-read LED bar-graph meters showing RF power, SWR and tuner status, tactile feedback control buttons and an LED bypass indicator complete the user interface. Any power source from 11 – 16 volts DC can be used; the AT-600ProII only draws up to 750mA.
600 Watts SSB and CW, 250 watts on 6M. 250 watts PSK and digital,
Easy-to-read LED bar graph display for RF power, SWR, and status,
Optional M-600 4.5-inch analogue meter,
4,000 memories for instantaneous band changing,
Two-position antenna switch with memories for each position,
Tuning time: 0.5 to 6 seconds full tune, 0.1-second memory tune,
Built-in frequency counter for memory operation,
Frequency coverage: 1.8 to 54.0 MHz,
Tunes 6 to 800-ohm loads (16 to 150 ohms on 6M),
For Dipoles, Verticals, Vs, Beams or Coax Fed Antenna,
Includes DC power cable,
Power requirements: 11 to 16 volts DC at 750 mA max during tuning,
Enclosure: 10.5D x 8.5W x 2.5H inches,
Weight: 3 pounds.
I've been looking into hf antenna tuners recently and there are so many options to choose from. I'm not entirely sure which one would be most suitable for my setup, but I'm thinking about going for an auto-tuner with the best tuning range. I've heard that these tuners are highly adaptable and can handle a wide range of frequencies. Have you had any experience with hf antenna tuners? I'd be grateful for any recommendations or advice you might have to offer! - LDG AT-600ProII Automatic Antenna Tuner.
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