CUSHCRAFT X7 PDF

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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I bought my X-7 in and has been a pleasure to use it. I have also used other various antennas including mono-band beams and tri-band yagis during my many years of this wonderful hobby. Maximum Gain dBi 20M.

A Stormy New Year Celebration: Click on cuscraft to goto to manual page. And, as I have on all of my antenna projects over the years, I spayed all the various bolts and screws with clear enamel to keep water out of the antenna as much as possible.

The Cushcraft design team got this one right.

Cushcraft X-7 Product Reviews

This took a little more effort than initially expected due to the tight fit of the feed-straps, which required some of the elements to be loosened. The product development team has employed the latest computer modeling technology to achieve a superior electrical design as well as elegant new mechanical hardware and assembly techniques.

That was until we realised that the previous owner had numbered the elements in the opposite order to the Cushcraft manual! For about 20 d7 prior to the X-7, I used a Cushcraft A-4 and, yes, though I had to rebuild the traps and replace all of the original hardware with stainless steel, the antenna worked very well.

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My Subscriptions Subscriptions Help. Use mine on 12 and 17 with tuner and it goes cushcrafft as well. The X7 is a fairly big beast, with a 5. The antenna is fed with a single 50 ohm cable RG8 into a 4: It’s located on a foot tower atop our foot engineering school building at a total height of feet about 45 meters above the local ground level.

Plusafter looking at the amount of gain on the X9 – too much material for just about a 1 db increase. This antenna gets into EU and Asia no problem from Minnesota. It has no rival!!!

Cushcraft X7

Cjshcraft Power Handling kw. December 22, in: My SWR on 17 meters is approximately 1. This antenna has my highest recommendation. Or be careful what you bid for on ebay.

Is it preformer, would it make sense change coax to a low loss one? Never had any problems of lack of parts during assembly despite the box having been damaged by Cusgcraft. Reviews Summary for Cushcraft X As with any antenna project you will also want to check and re-tighten, if necessary, all of the SS clamps, bolts, etc. The antenna is currently semi built, with the ends of the elements not attached so that the semi-built antenna can be stored without any damage to the elements.

I convinced him the X7 is really good antenna and would get out of literally the Hole he is now cushcarft in. Top Five Amateur Radio Reviews of You must be logged in to post a comment. Small parts were protected inside strong plastic bags. Good for dx-ing with QRP.

Their mission was to redesign the original A-4 tri-bander while maintaining its reasonable 18 foot boom length. A fast look into the documents shows no difference, but if you check the detail dimensions, you will see it. Several amateurs use it even on 6m including myself 10W up to 1kW power. Cushcratf we go up the tower. Traps are employed only in the lower current directors for increased gain and sharper pattern. My X-7 weathered Hurricane Sandy’s mph steady winds here very near the Chesapeake Bay for over 24 hours without a scratch.

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Information on my Radios. There are 2 different versions of the X7 – I have two different installation guides!

OverView of the X7. The article was found in an old CQ magazine and It works really well. My main focus is DX cushcrraft contesting.

The X7 Triband Yagi – Cushcraft

It is a complex antenna and took three experienced hams two full days to construct it. 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.

Contact the site with comments or questions. Cushcraft also has a 9 element version using a 24ft boom I was fortunate in that the antenna was delivered by the seller and had only been split into semi assembled sections.

Cushcraft Amateur Radio Antennas

Brought it down and did total inspection. I hope this review is helpful. This is a bonus! Newsgator Rojo Netvibes Bloglines.