Description
**PLEASE CALL GARY K7EMF @ 509-290-0414 TO PURCHASE***
![]() ![]() ![]() ![]() StepperTune-IOT mounted in ATU2KD and Controlled Via WiFi
StepperTune IOT Features:
New Design-No Control Cables out to the ATU!
StepperTune-IOT may be located within the ATU enclosure and
controlled over your Local Area Network (WiFi LAN)
--Capable Of Controlling Three Switching Relays For Remote Switching
--Designed To Control Two Stepper Motors For Controlling a ATU Remotely
--May Remotely Control Tuning Capacitor For Magnetic Loop.
--30 Memory Locations For Both Steppers and Remote Switching.
--Stepper-Over Current/Over Temp Shutdown Protection.
--“Jog Mode” To Easily Fine Tune Either Stepper Motor.
--Stepper Motor Speed Easily Programmed.
--Limits Set In Software To Limit Travel
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2 Reviews
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EFFICIENCY IS EVERYTHING !!
If you are a wire antenna user, I hope you use a TrueLadderLine 600 ohm open wire product (https://www.trueladderline.com). If not, you are missing out on a great product and the potential for a great antenna system. With the technical help and guidance of Mr. Gary Baker (K7EMF- owner/operator of TrueLadderLine.com and StepperTune.com), I erected a single wire 220 ft multiband wire dipole that is only 34' (agl) at the apex. The ends of the dipole terminate at 20 ft above ground. The antenna is fed with 34 feet of TrueLadderLine 600 ohm open wire feedline. It is connected to an external "remote controlled" ATU (balanced T-Network tuner also designed by K7EMF) located at the base of my antenna center support mast. The ATU uses stepper motors that individually tune a variable inductor and capacitor. I then ran approximately 160 ft of RG-213 for the radios and CAT6 (ATU controller) cable into my radio room. Inside the radio room, I use another great K7EMF product, a StepperTune.com controller (https://steppertune.com/steppertune/) As aforementioned, the CAT6 cable is used to tune the ATU remotely. With this K7EMF-designed system, I can tune my wire dipole effortlessly from 160m through 15m with NO GAPS. My SWR on any of the bands is absolutely nothing, and the efficiency of the antenna system is beyond belief. No high SWR on the feedline and greater efficiency on the antenna - I am in ANTENNA HEAVEN! Thank you, Gary K7EMF! 73 de John A Schwamm KA7TXS
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Quality balanced tuner
I've long waited for this type of product to become available and it is finally here. It is capable of tuning my 160 dipole with 1.0 SWR on 16080, and 40 with no problem. I can cover those entire bands with the 8 memories in the Steppertune controller. If you use this tuner you won't go back to anything else.



