DX6 In-Depth Review - Part 2 WHAT'S DUALINK ™ AND WHY IS IT SO IMPORTANT 
With Spektrum's surface systems, vehicles operate on a relatively fixed surface, so antenna orientation is relative fixed. With the vehicle's antenna pointed toward the sky, there's little chance of having what's called "fade" orientation of the antennas, which causes reduced range. In fact, this situation is very much like our current 72MHz systems. As you probably know, when you point your transmitter antenna directly at the model, the transmitter's output suffers. It's a similar concept with 2.4GHz.
The problem is that when an airplane flies and does aerobatic maneuvers, the receiver's antenna orientation changes, occasionally orienting the antenna in a sub-optimal position.
To address this issue, our engineers developed a system called DuaLink. It's a system so unique, we have a patent pending for it (along with the complete DSM system, too.)
With DuaLink, the transmitter randomly selects two frequencies from the band, and transmits the same information on both simultaneously. The AR6000 receiver actually contains two complete receivers with individual antennas. Since the receiver is mobile, the path (a technical term for the relationship between the position of the transmitter antenna relative to the receiving antenna) is constantly changing. Even if one path (or frequency, for that matter) is lost for one frame instant, the other will be perfectly connected to the transmitter. So it is truly a redundant system - in multiple ways - frequency, path and time.
Because there are two antennas with different positions, if in the unlikely event a frame is dropped (loss of sgnal for more than 15ms), the other receiver is already on-line. Result: No interruption in signal. No dropouts. No problems. Just a strong, solid link. That's what DSM DuaLink is all about.
Operates the same as your current radio: The DX6 was designed with comfort and ease of use in mind. From the easy to reach shoulder switches, the elevator and aileron buttons, and the overall model programming, the DX6 is extremely user friendly. OPERATES THE SAME AS YOUR CURRENT RADIO
Another convenient aspect of Spektrum's DX6 is that while it's all-new technology, it doesn't require any special knowledge or talent to operate. Just turn your transmitter on - in an instant the output light comes on. Then you turn on your model. In an instant you have a direct, solid, secure link. There's nothing to fiddle with. Fact is, it's a lot simpler.
And the DSM system is compatible with all servos, speed controls and gyros you currently own. Even the range testing is easier. All you have to do is depress the button on the rear of the transmitter (thus reducing the transmitter's output) and check to make sure you have operation 30 paces away. That's it. The DX6 comes ready-to-use. It comes fully "bound" - that is to say, the receiver recognizes the transmitter, and only that transmitter (see the GUID portion above). When you need to change the Failsafe position (binding the receiver to the transmitter stores the FailSafe position) then you'll need to re-bind. MORE RANGE THAN YOU'LL EVER NEED FOR PARK FLYERSFor the first time, range is not an issue for parkflyers. Our testing shows that the AR6000 outperforms any competitor in its class. So what's the exact range? More than enough - just like our current 72MHz systems (for example: What's the range of the 10-channel systems guiding our advanced and pro-class models? More than enough. Same idea with the DX6.) 
So while the AR6000's superior range may tempt its use in "regular" sport aircraft, please don't do it. Use the DX6 for park-flyers only. It will provide a very safe, satisfying experience for your parkies. HOW THIS MIGHT CHANGE THE LAYOUT OF YOUR FIELDParkflyers are generally the most fun when they're flown close in. Sport and pro-class airplanes, usually much faster, are flown farther out - except for landing.
With centralized frequency control, and flight rules that put all airplanes in the same area, it's a bit challenging when we have park-flyers occupying space right on the runway, while sport planes do high speed passes down the edge of the runway.
The DX6 gives us a chance to re-think all that.
Now, with 2.4GHz, your club might consider establishing a second flight area FOR SPREAD SPECTRUM USE ONLY to avoid any frequency conflicts. Depending on your field set up, you might put parkies off to one side, freeing up the main runway for the nitro and bigger electric guys. RECOMMEND NEWCOMERS FLY ON SPREAD SPECTRUMOnce you've tried the DX6 and personally experience its solid, reliable RF link, it'll be clear that recommending it to new park fliers might be in everyone's best interest.
With the DX6, no matter where they fly, whether it's in town, or in the house at the end of your club field's entrance, they won't affect your current 72 MHz aircraft. It's a perfect solution to increase safety not only of park flying, but of our current 72Mhz aircraft as well.
 Recommend Newcomers fly on spread Spektrum: When you first start using any new radio, remembering where specific functions and settings are can be frustrating. The Spektrum DX6 includes this handy “cheat sheet” that sticks on the bottom of your radio for quick reference.
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Servo Compatibility |
JR Servos are fully compatible with
other RC systems such as Spektrum,
Sanwa, Futaba and Hitech. They are fully plug
compatible and can be used without any modifications. |
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