First test with Arduino tuner. The Lock button on FT817 is used to tune the capacitor. On 20 and 40 meters (actually) there is a fast tuning function. On different frequencies all the capacitors course are analyzed to find better SWR. Arduino is used to drive the servo,read frequency,swr and lock command from FT817 and set FM mode for tuning.At the end of tuning procedure Arduino set again LSB or USB depending the frequency. Based on Alain De Carolis project (alain.it)

This is a new Palstar AT2K tuner that I purchased, and I hope for it to be the last antenna tuner I ever buy. So far it’s living up to that reputation flawlessly. The construction is top notch, the level of attention to detail that Palstar has put into this tuner is stellar, and I wouldn’t hesitate to recommend this tuner to anybody, even with the most demanding antenna tuner needs.

3 replies
  1. jkittle99
    jkittle99 says:

    After owning this tuner for quite some time now, let me tell you – IT ROCKS. I live in a pretty bad area RF-wise (lots of noise) but the tuner has done a wonderful job tuning a bunch of antennas I’ve tossed at it. I would highly recommend the purchase of this tuner! Paul and Team over @ Palstar are top notch.

    Reply

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