Cobra Ultralite Antennas

The senior model is 140 feet long with 100 feet of 450 ohm ladder line. These tuners always found a match.

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Cobra ultralite antennas. The original Cobra antenna designed by W4JOH can be built as an all band hf antenna covering either 160 thru 10 meters or 80 thru 10 meters and is built using standard insulated wire of about 14 gauge and fed with 450 ohm ladder line down to the shack into a tuner. My main wire antenna has been a Cobra UltraLite Senior.

ToughPull-tested for Ice and Snow Loads. I put it up just over ten years ago and it has served me well. This link is listed in our web site directory since Sunday Jun 18 2006 and till today Cobra UltraLite Antennas has been followed for a total of 3316 times.

Center or End Supported. The main category is Ham Radio HF Dipole Antenna Makers and Dealers that is about Ham Radio HF Dipole Antenna suppliers. I bought mine from Ham Radio Outlet for 8995 along with an MFJ-912 remote baln that Joe recommended for this antenna since I didnt want to bring the ladder line into the house.

12595 Buy It After Coupons Promotions. It got its name from the S shaped configuration of its multi-conductor elements. The only issue I had was what to do with the super long ladder vertical section.

Fully Assembled with 81-Feet of Ladder Line 40-Feet with UltraLite Kid. Oct 19 2014 - Cobra UltraLite Antennas - The Alternative Multi-Band Solution. Professionally Engineered and Built.

Product is in production. I bought and erected the Cobra UltraLite Jr in 2008 73 ft horiz section 80ft ladder vert section as a flat top and had good performance with it. Handles a Full kW on All Bands.

The Alternative Multi-band Solution Cobra UltraLite Antennas. Registered users are allowed to subscribe to specific review topics and receive eMail notifications when new reviews are posted. Covers More Bands than a G5RV Shorty.

You can see the crimped ends on the supplied. The Cobra UltraLite is intended to be a quickly deployed tactical antenna. Goes up Fast Easy on Trees.

Cobra Senior antenna system losses graph similar to Figure 1 similar model except length overall is 427m make your own analysis. Before I was done testing the Ultralite. The original homebrew Cobra used unwieldy Romex house wire for its element--making the antenna difficult to handle and prone to breakage.

Cobra Ultralight a commercial implementation of the Cobra and Cobra Junior but with different conductors and conductor spacing than those modelled in this article. The Cobra antennas always need a tuner. UltraLite Cobras are different because they are professionally designed and engineered to survive New.

Touch device users explore by touch or with swipe gestures. KC8VWM Ham Member QRZ Page. GRANITE STATE Cobra-Ultralite-SR 18 - 30 MHz 140 Foot Dipole with Ladder Line - Requires Balanced Antenna Tuner.

What is an UltraLite Cobra. A full sized wire dipole will outperform them without question but signal performance is not what this antenna design is all about. I bought this antenna Ultralite SR in 2007 for use as a temporary antenna.

Oct 19 2014 - Cobra UltraLite Antennas - The Alternative Multi-Band Solution. I tested it at 55 feet in a flat top configuration against resonant dipoles on 75 and 40 15 and 20 a 260ft windom and a handful of other antennas including the G5RV. 140 Ft 70 ft a side Wire antenna fed with Twin-Lead.

UltraLite Cobras are different because they are professionally designed and engineered to survive New Englands harsh winter climate. Its shortened by linear. It requires a tuner and will tune from 160m to 10m.

Cobra Ultralite Senior by K1JEK. I still have this antenna and may experiment with this in place of the doublet currently in use. Review Summary For.

The original homebrew Cobra used unwieldy Romex house wire for its element--making the antenna difficult to handle and prone to breakage. The center of the antenna was about 20 ft over the top of the house. Eg as often done for VHF and UHF antennas the Cobra does not pretend to present any particular impedance on any particular frequency remember that user is permitted to use any length of open.

Initially I used it on 10-160m with an LDG AT-100Pro and my IC-718 and later with a Kenwood AT-230 and my TS-830S. The Cobra Ultralight is only about 60 as long as a normal resonant near-half-wave dipole for 7580 meters. What is an UltraLite Cobra.

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