CUSHCRAFT R7000 MANUAL PDF

Customer Account · Order Lookup · Customer Support · DOWNLOAD MANUAL · Cushcraft Catalog · Dealer Listing · Videos · Hamfest Schedule · Email SignUp. The Boat Anchor Manual Archive Path: /cushcraft/r This is the BAMA archive. These manuals are available for download and free of charge. I am now . The Cushcraft R is a multiband vertical antenna rated at watts peak The Cushcraft manual states that the antenna must be mounted at least feet.

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I used new hex screws to replace the crappy ones that the antenna came with. If you have “fluttering” SWR, it is probably being caused by wind induced vibrations in the internals of one or more traps.

I snipped off the sharp ends because Cushcrqft was afraid that it may screw in too close to the center rod of the trap and arc. Have had this antenna up 45 feet in the air for more than 2 years here in Upstate Central NY and it is still going strong. I worked 3Y0X on it on both 40 and 20 with watts. Have owned mine for 16yrs, purchased new.

If you live in an area that is dry and not to windy then, perhaps, otherwise I would try something else. I finally got time to take each trap apart to see manuual the issues were if any.

Today, I finally gave up and removed the top trap and it’s four extra feet of tubing. The capacitors are formed by the outer shell of the can and a coaxial piece of tubing pop-riveted to the structural tubing on each end of the trap.

It does not mean that rr7000 RF path is short circuited.

CUSHCRAFT R7000 Assembly And Installation Instructions Manual

Enter text from picture: I rewound CT2 with 12 awg solid copper wire. If you are unhappy with yours and can’t stand the sight of it anymore, send it to me. By pressing ‘print’ button you will print only current page. Anyway, it has served me well everywhere. The R is a good antenna as far as verticals go, but it needs some help. The trap design is pretty unique with two traps in each “can”. Add to my manuals Add.

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It has performed fairly well on the upper bands but getting it to work on 40 and 20 has been a chore. LOCATION Although the R will operate in almost any location, it will perform best if it is mounted vertically and located in the clear away from surrounding objects such as buildings, trees, power lines, towers, guy wires, antennas and metallic objects.

I’m not sure if I’m going to bother trying to fix the top trap again. It has survived a cross country move, and 5 Iowa winters.

Cushcraft MN-7000 7 Band Vertical Any info or Manuals?!!!

Antennas installed with less clearance may require additional adjustments. The previous review not withstanding, T7000 use this antenna camping and I’ve had amazing cushcgaft, easily working Europe when Propagation is good Contact the site with comments or questions. If it rotated I slowly tightened more, and then rr7000 to rotate it by hand.

Even a great f7000 will suffer in poor conditions but I’m afraid the R is more susceptible to the weather out here on the Pacific Coast of Washington than most. SWRs are below 2: Also, when tightening down the stainless steel clamps you have to be careful to not over tighten and strip the threads. Yes, it’s a compromised antenna but it ain’t junk I bought this used 9 years ago. Specifications Cushcraft Corporation, P. Tighten the corresponding ring Cusycraft BD over CT1 top tube 2″ and secure worm clamp.

Ice storms, snow, temps to F, and 60 mph winds. Bottom line is that from now on I’m going to stick with monoband verticals without traps. Measure twice, adjust once. To print the manual completely, please, download it. Don’t get me wrong, as soon as things come around I want a tribander.

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The antenna had two bad traps and was only working on two bands – 10 and 12 meters. CT1 I think has the trap that also has a capacitive device that is shielded from the outer can wall by some hard foam or plastic type material.

CUSHCRAFT R ASSEMBLY AND INSTALLATION INSTRUCTIONS MANUAL Pdf Download.

I wish I had taken photos and written notes, sorry, I didn’t. The antenna now works better than ever. I drilled out the pop rivet and used a screw with a lock washer on both sides to reattach the metal part of the capacitive device. What I did to ensure I had a tight fit was wait for the moment that turning it down became harder and then tried to rotate the sections with my hand.

Cushcraft R Product Reviews

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A thin film of aluminum oxide apparently forms on occasion but is “scrubbed” by vibration causing the variations in electrical conductivity. Again, if you have one of these and need manula, email me. Place worm clamps over each end of section BD. Also, the aluminum wire that was used to wind the coil was in bad shape and looked like it had arc’d just below where it exits and attaches to the outside of the can. Got it, continue to print.

Drilling out manuual dimple in the wall of the trap “can” will allow you to remove the delrin spacer and get to the guts.

I have no connection to the manufacturer but it ain’t junk!! BoxManchester, New Hampshirewarrants to the original purchaser for one year from date of purchase that each Cushcraft antenna is free of defects in material or workmanship. I have nothing but good things to say about this antenna.