LDG Electronics AT-600PROII Automatic Antenna Tuner 1.8-54 MHz, 600 Watts, 2 Year Warranty Review

LDG Electronics AT-600PROII Automatic Antenna Tuner 1.8-54 MHz, 600 Watts, 2 Year Warranty

  • 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
  • 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)
  • Enclosure: 10.5D x 8.5W x 2.5H inches – Weight: 3 pounds – Includes DC power cable.

The 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, 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 longwires, random wires and antennas fed with 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″ analog 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.

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