Cushcraft X-7 product reviews by real people like you. I have owned 3 of these X7’s antennas, and they are by far one of the best triband antennas I have. Here I have some photos of how I converted two cushcraft Hf antennas into a Homebrewed version of the Cushcraft X7. Additional material was bought. X7 BIG THUNDER TRIBANDER YAGI The X7 Triband Yagi is geared to set new standards in both radiating performance and mechanical.
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The input impedance of the antenna is ohms so a 4: The antenna is currently semi built, with the cuahcraft of the elements not attached so that the semi-built antenna can be stored without any damage to the elements.
There are over pieces of various screws, bolts, aluminum and other parts that have to go together. The Cushcraft design team got this one right. This cuschraft not an entry level project! Just traps from one element was used back New to Ham Radio?
The X7 Triband Yagi – Cushcraft
Building The X7 Antenna. Traps were eliminated from the high current driven elements cushcdaft reflectors using the new 4L Log Cell design, which yields virtual monoband performance and maximum power handling capability.
As with any antenna project you will also want to check and re-tighten, if necessary, all of the SS clamps, bolts, etc.
The semi assembled X7 as delivered. We’ve had the Cushcraft X-7 at our club station for most of the past decade. This is a great HF antenna even on 17 and 12m bands. Cushcraft X7 Yagi Or be careful what you bid for on ebay Having been after a decent antenna for some time, I recently managed to buy a used Cushcraft X7 yagi on ebay. My main focus is DX and contesting. A fast look into the documents shows no difference, but if you check the detail dimensions, you will see it. I convinced him the X7 is really good antenna and would get out of literally the Hole he is now living in.
The cushcradt development team has employed the cuscraft computer modeling technology to achieve a superior electrical design as well as elegant new mechanical hardware and assembly techniques. There are 2 different versions of the X7 – I have two different installation guides! I would put it up against any antenna in its class, including mono-banders. Email Subscription You are not subscribed to this review.
In case of difficulties: Just make sure to add the costs of a larger tower, heavier base and stronger rotator. I bought my X-7 in cuhcraft has been a pleasure to use it. Or be careful what you bid for on ebay. In I bought an antenna tuner Palstar AT2K and since then I can operate 30, 18, 17 and 12 m with a very good performance and power. Carefully assembled with the lubricant came in the box and riveted.
Engineering the Doublet Antenna December 31, Be aware, it’s on both sides of the feed system flat straps, including around the bolt holes, the electrical connections, and will act as an insulator, not a conductor.
Because my QTH is near salt water I did add liquid electrical tape around all of the balun’s internal electrical connections and sprayed the entire outside of the balun box with several coats of clear enamel to ensure that no water would get inside the enclosure. I have already started getting the stuff together.
Use mine on 12 and 17 with tuner and it goes great as z7. Just as impressive is its mechanical robustness over many years in the face of the Chicago-area’s summer thunderstorms, especially given our location very near the shore of Lake Michigan, where high winds can sweep in unimpeded from the big lake.
I was fortunate in that the antenna was delivered by the seller and had only been split into semi assembled sections.
Cushcraft X-7 Product Reviews
Leave a Reply Cancel Reply You must be logged in to post a comment. I have also used other various antennas including mono-band beams and tri-band yagis during my many years of this wonderful hobby.
It is ready for many more years to come. You cannot see this film and it can cause you a major headache if it is not removed! On further inspection I saw the thin film starting to peel. Once you put this antenna together correctly and get it a reasonable height above ground, you will be amazed at its performance.
Cushraft does not give answer what their computer simulation shows on 6m, can I use it and what is the gain, directivity It has no xx7 It is a complex antenna and took three experienced hams two full days to construct it.
Having been after a decent antenna for some time, I recently managed to buy a used Cushcraft X7 yagi on ebay. Auto tunes on 12 and 17 meters also. The balun and nuts and bolts.
Here is a great overview of the X7 antenna by E73MClick on photo to go to his site.