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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Brought it down and did total inspection. I have my X7 more than 10 years. The bottom line is the X-7 is ccushcraft superb performer! My main focus is DX and contesting. The centre piece had to be reinforced on the inside to support the weight. Small parts were protected inside strong plastic bags. This antenna gets into EU and Asia no problem from Minnesota.

Cushcraft Amateur Radio Antennas

I would put it up against any antenna in its class, including mono-banders. New to Ham Radio? Several amateurs use it even on 6m including myself 10W up to 1kW power. Click on pic to goto to manual page. A week or so after the assembly weekend, and luckily while the antenna was on the ground on saw horses, I was inspecting it and re-tightening things when I noticed what looked like a small bulge of something on one side of the crisscross feed system.

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Newsgator Rojo Netvibes Bloglines. Their use of the log periodic cell for the driven element and losing the traps in the driven and reflector elements of the A-4 seems to me to have changed a good antenna into a exceptional high performance antenna.

Building The X7 Antenna

This is what I enjoy doing in Ham radio. There are still traps in the director, but this is a low current area of the antenna and trap loss is minimal. Email Subscription You are not subscribed to this review. The semi assembled X7 as delivered. This is not an entry level project! Cushcrraft you have any questions, problems, or suggestions about Reviews, please email your Reviews Manager.

The end caps on main boom also looked great.

Maximum Gain dBi 20M. The antenna is fed with a single 50 ohm cable RG8 into a 4: 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. Auto tunes on 12 and 17 meters also.

The X7 Triband Yagi – Cushcraft

Maximum Power Handling kw. You cannot see this film and it can cause you a major headache if it is not removed! We did that with mine and found that it was good, all hardware was tight as it should be. Maximum Front to Back Ratio dB. Short of cusucraft a lot of dollars on separate 10 – 15 monobanders, this semi-log antenna does not disappoint. Information on my Radios.

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Building The X7 Antenna. The tower is 50ft. My antenna is installed at 52 feet on Rohn 45G tower. I’d suggest this even if you are not near the water. A fast look into the documents shows no difference, but if you check the detail dimensions, you will see it.

It is ready for many more years to come. Mast Dia in cm. The driven element is an L-P array with some broadband characteristics. The result is a truly high performance antenna which will easily handle the legal limit.

The feed system was then installed. The next steps will involve….

s7 I really love building antennas and I am happy to assist anyone who wants more info if they think they can build one like this.

Inside My Radio Room. Top Five Amateur Radio Reviews of The are also shown mounted on the boom OverView of the X7. Cushraft does not give answer what their computer simulation shows on 6m, can I use it and what is the gain, directivity Just traps from one element was used back 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.