20 Foot Antenna Mast

Amplifier / Distribution. 2 meters) mast sections to heights from 8 feet (2. Aluminum telescoping masts without the need for guy wires. , the fourth is 2 in. If you are using the full 10 section height of 37 ft. Penninger Radio is an American manufacturer of portable masts and permanent pole towers for erecting antennas, lighting, solar panels, wind turbines and surveillance cameras. EXL-masts are designed for medium to heavy duty applications with extended heights up to 164 feet. I'm sure they're worth the money but still, ouch. More information, call us at 1-800-707-3524 or visit our store for pilot car supplies and discounts. Not a big deal. Tower, Nello,102478, 45N, Antenna, Steel Tower Base Plate w/ AWCS Call 720-345-0150 for Price 210318: Tower, Nello,102461 ,45N, Antenna, 5 ft. The T2X Tailtwister Series II Rotator is for large medium antenna arrays up to 20 square foot wind load. Hilomast LLC Florida, Pneumatic / Push Up Telescopic Masts for all applications. The antenna element was threaded through the eyelet at the top of the mast and drawn out to its full length. This is the top half of your mast. Its design makes it easy to mount in a variety of locations and many blend right in to your home’s exterior. Finally, the mast holds the entire. A vertical seemed the obvious answer, a naturally low-angle radiator. So, I grabbed that mast and began the project. Follow the links in the table to read reviews. 5' FT TV 20 Gauge Steel Tubing Outdoor Rooftop Off-Air Interlocking. If the distance exceeds 20 feet, a UL listed ground rod may be installed near the antenna, but the ground rod must be bonded to the building ground with 6AWG minimum copper. - Portable Vertical Antenna for 75m and 40m makes up a compact 28 feet high antenna. Shared Apex Loop Array, includes 15 V DC LINEAR Power supply 22 ft aluminum mast and wire loops, coupling ferrites, controllers, and delay line ( just add RG-6 to your station) Shared Apex Loop Receive Antenna System. and the bottom is 2. It is strong and flexible enough to reel out of the plane at 600 mph and not break, even with 1000's of pounds of its own weight tugging. If the antenna mast isn't sold with all the necessary accessories, these can be purchased separately on eBay. I will be erecting a 100 ft antenna mast for a project. The Will-Burt Hurry-Up telescoping mast can be extended to a full height of 25 feet (7. It extends to a whopping 33 feet -- a full quarter wave on 40 meters! The bottom section is 1 3/4 inches in diameter. Get antenna masts online at best price. … the antenna so that if it contacts the power line, there is less of a likelihood that a harmful electric current will be transmitted from the power line through the antenna and mast and ultimately through a person holding the antenna mast. **Due to dimensional weight please call or email for actual shipping cost**. , lower modulus) aluminum masts are subject to greater fatigue than carbon fiber masts, a Forte carbon fiber mast has at least double the life expectancy. The mast can support an antenna, camera, or emergency lighting at a height of 33 feet. Build a 25'-50' free standing tower Detailed Description You will receive the drawing package so you can build your own tilt up tower. Shop our quality selection of mast antenna aftermarket in stock and ready to ship now online. Aluminum telescoping masts without the need for guy wires. When collapsed the mast is approximately 39". Inexpensive and portable homebrew antenna mast ideas I am looking for a any ideas or plans to build a cheap and portable antenna mast. The second type includes models M-15R and 20R. Combine with guide wire, stay bars and apex mounts for a full kit. Tv Antenna Mast found in: EXTREMEtenna 80 HD Outdoor Antenna, Telescoping Antenna Mast (15ft), Antenna Rotator System, Steel Antenna Mast (5ft), Telescoping Antenna Mast (25ft), Telescoping Antenna Mast (40ft), ClearStream™ FUSION. 09 meters pvc mast under the house and a convenient Norfolk Pine Tree at the edge of my property to support the horizontal portion of the antenna. Simple and safe!. NOTE: Unless specifically listed as otherwise, these masts are over-weight and over-length for our standard UPS or FedEx free shipping. ) Standard antenna masts (10 feet in height) require only one set of three guy wires. Back to simple, quick and dirty. Weight is 43 lbs. BlueSky Mast has an on-going commitment to provide the military with purpose-built solutions for every conceivable operating environment. Herbal Extracts & Biological Products. 20 Ft Telescoping Fibreglass Mast, with Top Tie Ring. 4' long 4 foot fiberglass antenna tower mast sections poles used but good conditionlot of 7 - 4 foot pollsthe mast sections are used surplus. You will need a natural tendency for engineering, be accurate and be comfortable with knots. This is a 20' portable mast made to for DXpeditions. This system automatically stabilizes the upper part of the antenna mast as it extends, permitting the masts to be extended safely with minimal crew numbers. , then expands to 40 ft. Featuring Mast Antenna Aftermarket for sale today online. Finally, the mast holds the entire. You will need a natural tendency for engineering, be accurate and be comfortable with knots. 3 section 16 gauge inner, 18 gauge outers, Mast collapses down to 10 Feet in length that with overlapping, extended mast length is 28′-0″ , Used for Mounting Off-Air TV, Ham Radio, MMDS and Wireless Internet Antennas (not included). At that point I used a reducer to couple to the 11/2-inch PVC I had slipped over the thinner top section. The overall extended length of the mast is 18'. Quick Detail: very lightweight and easy to operate; cheaper than a steel or aluminum pole of the same height. I start by pounding the 4' stake and then sliding a section of mast over it. Top section is 1-1/4" Dia. Sort: Channel Master Antenna Mast 4. It extends to a whopping 33 feet -- a full quarter wave on 40 meters! The bottom section is 1 3/4 inches in diameter. Herbal Extract Biological Products Others. The bottom of the telescopic mast is equipped with a stainless steel 3/8-24 threaded hole for easy tripod installation on the tuning box 3/8-24 screw. I"m hoping the short section of ladder line between house (eave) and antenna wire won't weigh it too much. 2:1 from 2 to 30 MHz. The Channel Master Telescoping Antenna Mast (40 ft. Complete 6 Band Antenna (6, 10, 12, 15, 17, and 20). 95 Mounting brackets Portable Mast and Tripod: Use 4 sections of the 1-1/4" OD, 3 feet aluminum tubing. You want one pipe inside the other with the internal one adjustable. The Hurry-Up mast can be extended to a full height of 30 feet (9 m) in one minute or less. 6:1 continuously from 3. Out back there is a 25' mast made of Radio Shack TV mast sections velcroed to an 8' 4x4 that used to support one of those tethered-baseball batting practice toys. , the fourth is 2 in. Herbal Extracts & Biological Products. You could probably walk up 20’ or so of the ribbed aluminum mast but if you try that with the fiberglass mast it will split. Sailboats should use a 3dB antenna mounted at the top of the mast whenever possible. 4-1/2', Gold, Galvanized, Heavy Duty Antenna Mast. Benefits Made with galvanized steel for weather resistance Simple to set up with the snap locking feature Sections are tight-fitting thanks to the precision flaring and swaging The floating guy rings are built to resist damage caused by friction to increase their lifespan Description The. These masts have steel pipe inserts in the lower half of the mast which provides extra strength where most needed without adding unnecessary…. The masts are light weight and short enough, when fully collapsed, to manipulate the quik-clamps from the ground. For the 15 foot assembly insert the top mast until it hits the stop bolt and secure with an eyebolt through holes E/C 10c. Avoid using wire or twine to hang the antenna, as this will make positioning of the antenna more difficult. So I will eventually buy the surplus "mating" aluminum masts (mil surplus). Easy to set up, this 20 ft. It's going to hold a Hypergain 15DB Omni which is 40" long and weighs 3. mast, mounting hardware, 20 dB amplifier, 5 ft. Antenna Tower Aluminum Tripod Base For Use With Military 48" Mast Pole - White. The antenna installation was relatively simple and did not require a great deal of "muscle". Sort: Channel Master Antenna Mast 4. ground plane antenna with radials. You will need a natural tendency for engineering, be accurate and be comfortable with knots. We have a variety of Pop-Up telescope masts to choose from. 065 aluminum and swaged to assemble easily to provide worry installation on site and on the go. (g) Towers. 4 inch aluminum (EMT) conduit for the mast and boom. Shop Shakespeare AM/FM 8 Ft. It sounds like "R-r-r-r-r" while rotating although in the reality it is really a silent gear. Installation of masts should be done by experienced professionals. USED Surplus 4' Ribbed Aluminum Antenna Tower Mast Sections - Lot of 4 - Female end with ring. SureConX 10 ft. Antennas Direct ClearStream 2MAX TV Antenna, 60 Mile Range, Multi-directional, Indoor, Attic, Outdoor, 20-inch Mast with Pivoting Base, All-Wea 0 Sold by Rialto Deals. 6 foot vertical, I am not interested in dipole solution #5… yet. 125" x 6' aluminum tubing 1. The overall extended length of the mast is 18'. The Giovannini antenna rotators are designed for medium and very large antenna systems: monobanders for 40 or 80 meters , large HF antennas for 20 -15 -10 m , rotating towers, stacking of antennas… and more. Shared Apex Loop Array, includes 15 V DC LINEAR Power supply 22 ft aluminum mast and wire loops, coupling ferrites, controllers, and delay line ( just add RG-6 to your station) Shared Apex Loop Receive Antenna System. can be used to support a beam antenna for 20, 15 or 10 meters or a light tri-band beam antenna. I will soon install my A99 with Ground Plane Kit. Contact Info | Callsign Look-up | Callsign Look-up. And, because softer (i. ( The tripod hole/tube is much wider than the mast diameter). I also decided to use a commercial 1:1 balun at the feed point as it lent itself to a convenient way to connect the coax and transi - tion to a balanced feed. 120 Inch Wall. Mast hardware included. 50!! Due to their length, poles are sent by MyHermes ***NOTE*** WE ARE UNABLE TO SHIP SOTAPOLES OVERSEAS AS THE SHIPPING COST IS SEVERAL TIMES THE PRICE OF THE POLES. Made of two tubing pieces: bottom piece of 1. This unique design places full size elements along the boom in the same plane and produces amazing 2 element monobander performance on all 5 bands. stainless cable to attach to mast. A dial up speed) and it can. 30 feet high, one mast would go up into trees and be attached to a tree for support, the other will be supported by the backside of a large garden shed. Since then we have worked on masts from every manufacturer in Australia and have installed well over 4000 guyed and free standing masts and towers. Rohn Telescoping Mast is designed to support light duty antennas in various applications. And certainly a pair of towers could be erected to support a flat-top. Using the Jackite Fiberglass Poles as an Antenna Video On how ot use Jackite Fiberglass Poles as an Antenna: I use two 30 foot Jackite fiberglass poles to support a wire loop receiving antenna in the back yard. By Mike Higgins, K6AER. I also decided to use a commercial 1:1 balun at the feed point as it lent itself to a convenient way to connect the coax and transi - tion to a balanced feed. You can pound one of the short stakes a foot or so away and slide another pole over it. and purchased a 14-foot section of 2-inch thin-wall PVC along with a 12-foot section of 11/2-inch PVC. A vertical seemed the obvious answer, a naturally low-angle radiator. 2-3/8″ OD Galvanized Pipe is constructed of schedule 40 galvanized steel, and ideal for mounting antennas. I live about 40 miles from Toledo and 60 miles from Ft Wayne. As soon as I saw a local store have a sale on 20' flagpoles. 5' FT Light Duty 20 GA Steel Pipe Tubing 4. Ar-40 rotator specifications wind load capacity inside tower square feet wind load with mast adapter. Overall antenna heights. The mast can support an antenna, camera, or emergency lighting at a height of 33 feet. Wonder Pole® High Pole for pilot cars and over-sized truck loads. Using 8 radials each 20 feet long; 1 Radial under each loop leg and 1 between each l loop leg; See "my results" above 6-Oct-2007, trenching out to the antenna location (400 ft from shack) The option to disconnect the coax ground from the antenna ground is recommended (sometimes). A good roof antenna can pick up HD signals being broadcast up to 100 miles away. Repeat assembly steps above for the remaining masts. You can pound one of the short stakes a foot or so away and slide another pole over it. Here, you'll find links for Antenna Masts Towers for holding hf-vhf-uhf antennas. The 180 foot antenna will give approx 3dB better performance than the 90 foot antenna on the low frequencies. Believe it to an American Tower Amerite. It comes with assembled dimension of 128 in. The gin pole must protrude higher than the rotator mast by several feet or more. The center mast pole is 24 ft. Then you could easily use your brackets to attach the antenna mast to base plate keeping in straight and off the truck. 1' - 10' Masts. I have had this setup for a while now. This unique design places full size elements along the boom in the same plane and produces amazing 2 element monobander performance on all 5 bands. Select your antenna rotating system. Easy Up EZTM-20-U 20 ft telescoping TV mast Easy Up EZTM-20-U 20 ft telescoping mast. As soon as I saw a local store have a sale on 20' flagpoles. Quick Detail: very lightweight and easy to operate; cheaper than a steel or aluminum pole of the same height. The MFJ-1910 Telescoping Fiberglass Mast is 33 feet tall, yet collapses to a mere 3. This was mounted at the top of the inner mast. Includes 20" mast, mounting hardware, adjustable mast clamp, 20 dB USB in-line amplifier, 5 ft. performs well, but is "a cloud burner," good for local contacts within 500 miles. There are many things to adjust and try. Fittings for US flag and a second flag. Antenna mast inside conduit This Fall I tried to support my antenna mast by putting it inside a piece on conduit I got from Home Depot. 250 Inch Reinforced Wall. I can help you take it down, but prefer not to be climbing up that high these days. 's line of heavy duty (1/8 inch thick wall on all tubes … not the thin walled "glorified fishing poles" sold by some) … fiberglass push-up masts! Max-Gain System's fiberglass telescopic masts provide the perfect platform to raise a multitude of different types of antenna to the required height. A fiberglass, pvc, or wooden mast to support the vertical element. 99 x 2 = $59. Shipping costs to Alaska drive the price of this over-sized item. 3 meters) with payloads up to 40 lbs. The Cushcraft D3 antenna weights only 9 pounds. About 20 Foot Portable PVC Tower The resource is currently listed in dxzone. Listed antenna masts manufacturers, suppliers, dealers & exporters are offering multiple buying options for antenna masts. Combine with guide wire, stay bars and apex mounts for a full kit. Telescoping masts are not recommended by the manufacturer for commercial, CB, or beam antenna installations. ) Standard antenna masts (10 feet in height) require only one set of three guy wires. All of the petitions were put on public notice earlier this year and comments invited. Stainless steel hardware was used throughout. I have never had that happen on any vehicle before. It's quite lighter than the Jackite. Antennas Direct ClearStream 2MAX TV Antenna, 60 Mile Range, Multi-directional, Indoor, Attic, Outdoor, 20-inch Mast with Pivoting Base, All-Wea 0 Sold by Rialto Deals. MAST RAISING FIXTURE -- a special sheave housing bolted to your Top Plate, with a winch and 20 ft. Ar-40 rotator specifications wind load capacity inside tower square feet wind load with mast adapter. The mast can support an antenna, camera, or emergency lighting at a height of 33 feet. The mast is extended by using the integral fitted handpump (a manual push up version is also available) and is available in rotating or non rotating versions. It is the hauling crews job that must hoist the antenna past the boom mounting plate, so that it can be lowered and guided onto the fixing plate by the rigger on the top. Antenna load should not exceed 2 sq ft of surface area. We have a variety of Pop-Up telescope masts to choose from. The MK-4 Series of masts are, by far, our most portable masts for many reasons. Now add the corrosion present in the marine environment, give it 6 months, now disassemble your antenna cable components at the mast base. the anchor equal to the height of the mast attachment point. 5' FT Light Duty 20 GA Steel Pipe Tubing 4. The EMCOMM III Portable antenna can be deployed by the operator in the field in less than 15 minutes, using almost any available support, with no masts or guying required. 6235 Phase III Antenna | 30% Off Be The First To Review Shakespeare AM/FM 8 Ft. I think I would bolt a strong base plate to the trunk, going all the way throu the tree. Still has the motor on the top. The antenna pictured at the top of my FAQ page is the 2 meter Slim Jim antenna. Photo Credit: James W. Do NOT think that you can put up a 20' mast and only guy it at the top!. 16-Gauge Mast, Radio Shack Catalog #: 15-298, $29. If you are using the full 10 section height of 37 ft. This specific mast is ROHN's H40, the 40ft solution for getting your antenna up high where signal is great. This ¼ wave antenna is a top-rated option that's most commonly found on pickups or off-road vehicles, but can be used on virtually anything you drive. All ROHN Telescoping Masts are pre-galvanized and come assembled with hardware. maining compatible with a complete satellite system launch by the STS. A telescoping mast (CM1820, CM1830, CM1840, CM1850) is used in installations for which standard 5 or 10 foot lengths of mast stacked together would not be sufficiently strong or rigid. (The 18 gauge wire is recommended for high-wind areas and installations over 20 ft. The CM120 is a 20 ft instrumentation tripod that supports the attachment of sensors, mounts, solar panels, and environmental enclosures. Product Reviews for American Tower Amerite AME 25-T 9 Foot Top Section (AME25T) Product reviews help other customers decide which product to purchase, where the best deals are, and your get a sense of what to expect with the product. 5" SCH40 steel pipe. To be used for Ham radio antennas or wind turbines. Top: 1-1/4" OD x 16 Gauge x 120" Long. 3 pounds! You simply pull out each section and twist to lock. Telescopes from 10 feet. Made from heavy 1/8th wall aluminum. ROHN H20 20 Foot Telescopic Antenna Mast is designed to support light duty antennas in various applications for Mounting Off-Air TV Antenna, Amateur (Ham) Radio, Wireless Internet Antenna, MMDS and Cell Phone Signal Booster Installations at 1-877-660-0974. This is a 20' portable mast made to for DXpeditions. Competitive prices from the leading Antenna Mounting Kits distributor. The Channel Master Universal 50 ft. Freight charges may apply. our model numbers are simply the wind load rating followed by the tower height. Model 15A 15 Foot Telescoping Mast (Guy rings not included) Model 20A 20 Foot Telescoping Mast. This device allows for easy raising and lowering of your mast array--handy for use with a double thrust-bearing system. Step 3 If you lose control of the mast while raising it, make sure that it does not fall in the wrong direction. 10-20 Meters The MA5B, Compact HF Multi-Band Beam Small Footprint -- Big Signal MA5B, Cushcraft’s multiband HF antenna provides 5-Band operation in a package small enough to mount to a tripod. Aluminium Telescopic Mast 14. Description Easy Up EZ TM-30 30 ft Telescopic Antenna Mast Push-Up Pole EZ TM-30. Smart Antenna Rotators. Solarcon Imax 2000 Antenna Review. If you don’t have a USB port on your TV, the kit includes a USB power adapter for use with any standard wall outlet. So, if your're looking for something stronger than those 20 foot light-weight fishing poles that sell for $25+, then consider our 22 foot pole for $50. These masts have. I found John very helpful. 00 US and if you do all the labor manually you will invest about two man days in the basic construction and installation. To reinforce the mount, a 4-inch by 6-inch backing plate was fabricated from 1/4-inch thick aluminum plate. , the fourth is 2 in. Use this 7" to 28" telescopic antenna to replace a broken antenna and restore performance to your cordless phone headsets and bases, portable stereos, TVs, walkie-talkies and RC car remotes. com in a single category. The telescoping flag pole kit flies one or two flags and a 5 ft. The remaining 25. 3 m) - plus your tripod height for maximum. angle, meaning that an antenna must be placed high above the ground in terms of the wavelength of the radio wave being transmitted. Its main elements are: It is deployable to very large diameters (over 1000 ft), while still re- 8 radial, deployable boom masts. Then, use either your fence rails or use TV antenna 10 foot mast/s and mount the lower one to the top section of the 4X4. Generally, this limits the choice of transmitter orientation inside the box to the vertical position with the transmitter rear panel facing up, as illustrated. Do NOT think that you can put up a 20' mast and only guy it at the top!. To say it is sturdy, is an understatement. , then expands to 40 ft. 3 meters) with payloads up to 40 lbs. A total of five product families containing eleven distinct models offer various combinations of elevation methods, payload deployment options and height and payload weight capabilities that will optimize mission performance. 7 out of 5 stars 7 $42. • We build towers from 10 to 100 feet tall. The Ranger Mast is a highly portable, lightweight carbon composite tripod mast system. above the uppermost support. Easy to set up, this 20 ft. 5 Radio Car Antenna Black Stubby Mini Short Antenna Mast AM FM Antenna Aerial for Honda Toyota RAV4 Nissan 350z Suzuki Aerio Swift Lexus IS300 RX3 ♐ If Cara 2. It's really scary looking,but it's held up through a couple of hurricane seasons so far. All the intermediate duty masts are pneumatic operated, and can be extended by either a foot pump or an electrically operated compressor. FYI to check yours. The Portable Antenna. 68-70 Dodge. Digital Antenna VHF marine antennas with 3dB to 10dB Gain, in 3' to 16' lengths, for boats, speedboats, yachts, powerboats, sailboats and T-tops. Installation of masts should be done by experienced professionals. All ROHN Telescoping Masts are pre-galvanized and come assembled with hardware. Also, the antenna needs to be mounted in such a way that it will not come off at high speeds, or during an accident. com in a single category. Constructed from stainless steel, the CM120 is easier to transport to remote locations. Looking for ideas for a cheap, DIY antenna mast that might either be telescoping or put together in sections. Now you should still have some extra PVC form cutting your 4′ section. This antenna is based on a collaborative design by E73M Daniel Horvat. A dial up speed) and it can. A mast or tower is simply the thing that holds the antenna up off the ground. A coat of grey or black spray paint helps them vanish. performs well, but is "a cloud burner," good for local contacts within 500 miles. In your excitement you realize you just can't wait to get that antenna support mast or that tower you just acquired high in the air so your signal will travel the earth and beyond. My sister has an antenna mast attached to her house in the Bay and would like it gone. A full suite of quick release top plates and adaptors for all types of antennas, cameras and devices that allow for fast and easy installation and increased flexability for warfighters who have to mount multiple devices on a single mast. Telescopes from 10 feet. The four models available come in heights of approximately 22 ft. In most cases, it is difficult to install a full-size 8-1/2 foot antenna, so a compromise is generally necessary. 16-Gauge Mast, Radio Shack Catalog #: 15-298, $29. My attic dipole system is not great but it does work. The first type includes models M-5, 10, 15 and 20. our model numbers are simply the wind load rating followed by the tower height. Antenna load should not exceed 2 sq ft of surface area. It cannot resist long times to winds blowing over 120 km/h (75mph) on heavy or very long Yagis. My goals were also to keep the project as cheap as possible. The materials needed for a standard TV antenna guy wire installation are: guy wires, a guy ring(s), screw eye, and turnbuckles. 96 ft) tall guyed mast for FM and TV situated at Krynice near Białystok in Podlaskie Voivodeship, Poland. SOTAPOLES: Telescopic Antenna Masts. Request The 12" wall mount secures a mast 12" away from the side of a building to allow the mast to clear. Ensure that the antenna cannot rotate about the mast. Looking for ideas for a cheap, DIY antenna mast that might either be telescoping or put together in sections. There are s. Stainless steel hardware was used throughout. Complete 6 Band Antenna (6, 10, 12, 15, 17, and 20). You will need a natural tendency for engineering, be accurate and be comfortable with knots. The antenna installation was relatively simple and did not require a great deal of "muscle". com in a single category. Pop-Up Telescoping Mast Models (Outside Mounting). All Telescoping Masts are pre-galvanized and come with hardware. Available in 20, 30, 40 and 50 ft. 20 Foot Portable PVC Tower. It's going to hold a Hypergain 15DB Omni which is 40" long and weighs 3. Either of these dipoles will provide excellent communications. Top diameter is 1-1/4" and bottom diameter is 1-1/2". 20 Ft Telescoping Fibreglass Mast, with Top Tie Ring. the geroh 6m (20 ft) mast general (German army surplus, 5 sections, cable, hand crank), photo of collapsed mast, construction cross-section, accessories, geroh clamps, top hole, adapter stub for STL, adapter stub for rotor, adapter stub for dipole. Thumb collar-locks make extending and collapsing the mast quick and easy. If your mounting location is on the side of your house, you'll want to look for a compact outdoor TV antenna. The Trylon Super TITAN is compliant with both EIA 222-F and EIA 222-G design standards and is constructed of standard 10-ft sections. Although the TV masts I have on hand work, I can only go to 20 feet per photos. Second determine is any accessories are being used. Also that set up tilts a little. Antenna - Classifieds in Killeen, TX: Harris RF 3165 AT122 Antenna, HIGH DEFINITION ENVELOPE MAILER HD2, M SQUARED 2M18XXX 144 146, Biconical antenna OE 254 Ham. The figure shows a 10 ft. Air-cap3702e-a-k9 Deployment Kit W Mounting Kit Ac Adapter Antennas -in Stock. The height of the mast/antenna may be extended upward to prevent multipath interference. You will need a natural tendency for engineering, be accurate and be comfortable with knots. For the 15 foot assembly insert the top mast until it hits the PVC coupler or the stop bolt and secure with an eyebolt through holes E/C 9c. , then expands to 40 ft. Details; 2175 Small Pop-Up Mast Swivel Base. Trees in the hill country west of Austin tend to be "puny", growing to only 20 or 25 feet, so I recently purchased a 32 foot DK9SQ telescoping fiberglas mast (available from Kanga US) to get the antenna above the treetops (or bush-tops, as the case may be). A good roof antenna can pick up HD signals being broadcast up to 100 miles away. I decided to make my own vertical antenna after I saw the 5 band pipe vertical on hamuniverse. 3 section 16 gauge inner, 18 gauge outers, Mast collapses down to 10 Feet in length that with overlapping, extended mast length is 28′-0″ , Used for Mounting Off-Air TV, Ham Radio, MMDS and Wireless Internet Antennas (not included). Believe it to an American Tower Amerite. Top diameter is 1-1/4 in. In most cases, it is difficult to install a full-size 8-1/2 foot antenna, so a compromise is generally necessary. If necessary, slightly loosen the two Azimuth/Mast clamp bolts and pivot bolt so the antenna will go on to the mast. A 6AWG copper conductor may be used to connect the Antenna Metal Structure to the building ground system, if it is less than 20 feet. Unseen are the two plates which attach under the bed, reminiscent of a 5th wheel mount. Carbon fiber masts require less maintenance than aluminum masts; carbon fiber does not corrode, and paint flaking associated with aluminum masts does not occur. above the uppermost support. My problem is as follows: 30 foot long pipe is oriented vertically and fixed at base and with bracket to side of house at 7 feet above base (23 ft extends above bracket with no guying). My inverted-V at 40 ft. This black steel portable antenna stand will hold up to 66 pounds of antenna steady and comes with a telescoping fiberglass with military grade QuickClamps™. H American flag with brass grommets; Five easy-to-assemble rustproof aluminum sections; Extends to 20 ft.