Homebrew Tilt Over Mast

A custom CNC machined 2" solid super heavy duty black Delrin base insulator for superior UV resistance and high power handling capability. TILT-OVER ACCESSORY MODEL TA-37L TA-54L TA-70L TILT OVER 1. Using a Boat Lift Hoist to Tilt Over an HDX-5106 Tower Rick Karlquist, N6RK June 9, 2013 INTRODUCTION: I installed a TRX-100HD raising fixture for my US Tower HDX-5106 106 foot crank up tower. You will need a natural tendency for engineering, be accurate and be comfortable with knots. Guy plates are included for each stage. After the cage was mounted to the tower, the antenna was mounted on the mast. homebrew grounded entrance panel 48 ground rod metal selection 51 sinking ground rods 52 improving ground rod effectiveness 52 climbing gear 53 climbing belt 53 some thoughts about fall arrest 54 climbing lanyards 55 carabiners 56 climbing safely with harness and lanyards 56 carrying tools 58 homebrew tool and part pouches 58 ropes & knots 58. A "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. And it sure draws a crowd. Since braking seemed to be the main problem, I decided a worm gear construction would be best. Just getting into Ham Radio --- Will be going mobile as soon as I save my quarters up. I had to have all terrain capability, and used lifts were either too pricey, or needed a lot of TLC. • MW0JZE - G3TXQ Hexbeam • MW0JZE - G3TXQ Hexbeam Fiberglass spreaders • MW0JZE - G3TXQ Hexbeam Wire Support Cleats • MW0JZE - G3TXQ Hexbeam Baluns and Ferrite Beads • MW0JZE - G3TXQ Hexbeam DIY parts to build your own Hexbeam. Removing the lower bolt permitted tilt-over operation. The design is based on ideas I have gathered from the web and modified for my QTH. Hybrid Double Quad Antenna 2m 2/HDQ5. The safety bolt adds a second securing pin to the tilt mechanism so that the mast cannot be accidentally dropped if something snags the spring loaded pin with the "J" handle. Gingery Yup! Ole Dave’s at it. I was looking for a tilt-over mast design and came across this on the net. Tilt Tower over into antenna installation or adjustment position. Thus, if they run over something smaller they usually just keep going. Save yourself all this trouble and get a G3TXQ Broadband Hexagonal beam of premium quality components already built. The mast is a tilt over design that I built a few years and in very short time it was lowered over with a winch. Tunes across phone segments of each band (1. the spreaders are from good quality aluminium with 12mm. The object of the exercise was not to significantly enlarge the antenna farm, though someday a better 6m antenna than the HB9CV may be on the cards. 6 Motorola HF transmitter final unit - complete O/P: 100W Any decent proposal will be considered. I've tested it for one week, facing due south (my best DX direction), with the antenna sitting as seen in the pictures. a Saturday VE session, lots of operators, KX2 raffle tickets and…. Any of my mounts can be used. Homebrew 2M moxon antenna project. Talk:SWIARC Saturday Noon Swap Net---ARCHIVES. Do a Google for 'Tilt over towers' - you'll find plenty of answers there, with some homebrew solutions that will fit problems like yours. The rotator housing is an old heavy duty camera pan and tilt housing with the insides modified to “hopefully” turn the loop? I designed this unit to tilt over as it allows the loop to lay over and rest on a bracket on the roof. Take care Ron. A 1/4 wave on each band that already survived two small storms. Home Brew Tilt-Over the water pipe special The total cost, not counting labor and the welding ex- penses, was approximately $100. About seven days from now HCRA will be blasting the airwaves with “CQ Field” day from School St. MFJ-2990 is so lightweight, it's easy to put it up at night and take it down in the morning before the neighbors even know what is going on! Ground mounts to completely hide the antenna base. I'm just sorry it took me over 20 years to get around to. With OMNI-TILT™, there is no need to ask for help because you will be able to walk your own antennas up and down. There is another post recently about a home-brew drive-on mast support but I didn't want to hijack his thread. It seems as if our society is becoming more and more conscious of aesthetics in neighborhoods. The big brother of the AB-577, this is a 6 " diameter, 50 foot mast with significantly increased antenna load capacity. To determine the right height for your tower, measure the distance from the top of your roof to ground level. In the case of oil tankers, once underway they cut over from diesel fuel and run on crude. While it needs to be guyed once it is up, the concept of being able to easily raise and lower the mounting point of the mast is a great feature for someone of my stature!. Matt Russell writes "A church was blocking the only high speed signal in town, so he decided he needed to go higher. Some Amateur Radio stations use high power 1500 Watt transmitters to bounce signals off the moon reflecting back to earth however others make worldwide contacts using low power 5 Watt transmitters to test their operating skills in long distance communications. The K9AY loop is a good homebrew project but I elected to purchase the Array Solutions package. Detailed photos and description of the truck bed mounted tilt over mast will appear here in the near future. Build a 2550 free standing Tilt then Crank up tower wind by TheBestDIYPlansShop Simply click the link for more information Alternative Energy Click the link for Build a free standing tower Detailed Description You will receive the drawing package so you can build your own tilt up tower. Hi, I'm building a home brew 4 element cubical quad at the moment with a boom length of about 20 foot which should give me a gain of about 14db. So I wanted to have a tilt-over mast to replace the second pole. 75% of a single Db, OK not a lot BUT it is gain over a dipole which is important. Noobie builds a 29 ft tilting antenna mast. A total of 30' of the TV mast sections will be installed,bringing the top antenna up to about 35' above ground. Using wrong lengths (due to wrong velocity factor), and poor construction, a home-brew coco may result in a tilted cone, dropping the gain in horizontal direction from 5dBi to say as low as 2dBi, loosing 5-2 = 3dB. <> Read the main page for our different antenna. The K9AY loop is a good homebrew project but I elected to purchase the Array Solutions package. It can be tilted over and allows you to quickly deploy your antenna or antenna mast for EmComm or portable operations. Since the bottom of this mast will only be about 2. Here's the walk-through as an animation:. 5' down from the very tip, and added fishing downrigger stainless steel guys from the pole to just past the midpoint on each element. How to build a tilt-over 60 foot antenna mast from scaffolding poles This job is not for the feint-hearted. On hand were three eager foxhunter teams, Steve and Linda, W9’s SAN & LAN, Don, K9LI and his wife Kathy, and Charles, KC9MUT, Fred, KC9EZP accompanied by new ham and foxhunter Stuart, KD9LFW. FEATURES OF BOOM ANTENNA HINGE SYSTEM (BAHS) Antenna is automatically latched securely in place when tower is upright. Shown below are the Loop tuning controller and Rotator control unit. A Tilt-Over Antenna Mast Born of Necessity Bruce Belling N1BCB A One Person, Safe, Portable and Easy to Erect Antenna Mast Bob Dixon W8ERD A Fiberpole – Evolution of an Antenna Mast Dave Reynolds KE7QF A Vehicle Mounted Mast for Field Operating A Portable Antenna Mast and Support for Your RV Paul Voorhees W7PV Amateur Use of Telescoping Masts. That got my curiosity up and I asked him about Martha. 4 x Quarter-wave 40m Vertical Antennas. I was looking for a tilt-over mast design and came across this on the net. According to Hank, the expenditure of around $300 US for locally available materials should provide all of the components needed for this sturdy mast. This tower up for sale is a new free standing, crankup, tilt-over, T-50H (50') Aluma Tower. The day after Christmas my son and I carefully replaced the current copper pipe 16 foot vertical with the pieces from the kit which includes a nifty tilt-base, 4:1 balun and lots of hardware. Tilt the angle of the antenna until the signal peaks, then measure the angle with a protractor. As a result I decided to build my own rotator. 1736 engraving used to illustrate Johnson's General History). (antenna, mast, preamp, controller for switching directions and adjusting the terminations). 9 inch X 1/2 inch concrete fasteners were used. A trailer hitch bracket to fit the 1-1/4 inch Reese receiver. Homebrew 6 ele K7XC yagi with 30' boom on 30' tiltover mast mounted in the bed of my Rover vehicle. Some Amateur Radio stations use high power 1500 Watt transmitters to bounce signals off the moon reflecting back to earth however others make worldwide contacts using low power 5 Watt transmitters to test their operating skills in long distance communications. To be used for Ham. Essentially, it’s an off-set, side-mount rotator bracket that is also tilt-over. Not the old pole type, this has the square gusseted mounting base as seen in the photos. The most important part of the mast is the pipe. The crank up towers meets the American Institute of Steel Construction standards for steel structures. It can be tilted over and allows you to quickly deploy your antenna or antenna mast for EmComm or portable operations. I have a tower that is set up this way. 6 Motorola HF transmitter final unit - complete O/P: 100W Any decent proposal will be considered. The tower design meets the 2016 California Building Code and EIA RS 222 Rev. Follow the directions for putting the mast up, in reverse, to take the mast down. This translates to approximately 21,500 ft. com 1-800-453-0050 281-894-1600 Monday - Friday 8:00 a. Again, these are without the added 15' fiber glass whip on the top and only a big coffee mug over the top to give perspective. The mast is a tilt over design that I built a few years and in very short time it was lowered over with a winch. for 40 years. Likewise using the WSJT DX Aggregator, I was also able to report activity by over 60 stations across the country. Comparisons can be made between antennas measured in different years on the 50 MHz through 432 MHz bands because the same reference antennas have been in use for over 10 years!. ROHN 25G Guyed Tower Series The 25G Guyed Tower uses double bolted joints which are proven to be the best method of joining tower sections for sturdiness and dependability. Simple Ham Radio Antennas--Alpha EZ Military Antenna The Solution To Your HOA Problems 3-14-2015 New Home Brew Ladder Line Project at N4LQ. Here is an easy to make home brew antenna that can get you on the air working satellites or be built for use as a portable. Since braking seemed to be the main problem, I decided a worm gear construction would be best. A "portal" that hams think of as the first place to go for information, to exchange ideas, and be part of what’s happening with ham radio on the Internet. Karl and Morrie wrestled with the old Hexbeam until it was on the ground. Scanner Antennas - Mobiles, rubber ducks, base stations - all are covered in here. Remember that you can be KILLED if you hit any power lines with this mast, so read here. 156 wall $21. If the SWR is over 1. He found that the tilt over types were very expensive which was cost prohibitive. Build a 25'-50' free standing tower Detailed Description You will receive the drawing package so you can build your own tilt up tower. Continuing with the building of the homebrew wind up/tilt over mast, I have at last managed to finish the build, but due to the past week of heavy winds not yet tested. Here is an easy to make home brew antenna that can get you on the air working satellites or be built for use as a portable. WV7U Tilt-Over Antenna Mast "There are 2 of these on our 2 acres back in NC" Here is an easy to make home brew antenna that can get you on the air working. A total of 30' of the TV mast sections will be installed,bringing the top antenna up to about 35' above ground. high By popular request, I have some more info and pictures on this monster mast I've been cobbling together lately… First, I've been asked for some more details of the hinged base thingy I'm using to allow the mast winch to tilt the whole thing over for "service position". That's a significant saving over having to purchase a commercial one. 5' down from the very tip, and added fishing downrigger stainless steel guys from the pole to just past the midpoint on each element. 250 wall $55. Build a 2550 free standing Tilt then Crank up tower wind by TheBestDIYPlansShop Simply click the link for more information Alternative Energy Click the link for Build a free standing tower Detailed Description You will receive the drawing package so you can build your own tilt up tower. All components out of the junk box, the regulator is a truck 24 to 12 volt reducer. This package includes a 5kw 4 to 1 UNUN matching transformer. Basically, the construction consists of determining the dimensions of the base section and making up two. You can tilt the tower down to work on your antenna or wind After over 30 years in the Construction industry he developed a passion for building cool items around. And in Dave's. The mast brackets are also included, as is a weather protector shield to cover the SO-239 base socket. The push-up/tilt-over mast he is working with doesn't seem to be up to the task. The worm gear winch itself had a tremendous mechanical advantage, further multiplied by a factor of 4 when using several movable pulleys. (This is a great idea. We build all the components, tune the wires, and pack it up so all you have to do is spend an evening assembling a plug and play beam and have the best broadband hex in the world ready to go. took about 45 min with the radials (10) of them 65' long hung it off of my tilt over 4x4 post with a 2x4 at the top its is just about 28 feet. This video details the tilt-over crank-up antenna mast I use with one of my 27 ft Low-noise vertical antennas. As you can see from the table above, pipe the next size smaller is not a tight fit inside the larger pipe. The boom is about 18 inches long ( not critical), with the angle iron arms welded to the boom at an angle of 110degrees to the horizontal. A Vehicle Mounted Mast for Field Operating by Geoff Haines, N1GY. was purchased from Ross at Strictly Ham in mid-2013. I used a worm gear winch on my homebrew 60 foot tilt over steel mast. You will need a natural tendency for engineering, be accurate and be comfortable with knots. While it needs to be guyed once it is up, the concept of being able to easily raise and lower the mounting point of the mast is a great feature for someone of my stature!. I was on the roof lifting the tower as others on the ground pushing up. A quad is a 3-dimensional antenna so maintenance can be difficult. Save yourself all this trouble and get a G3TXQ Broadband Hexagonal beam of premium quality components already built. Make servicing or tuning your vertical antenna an easy, one-man job! Our HF vertical antenna mounting tilt bases allow you to raise or lower your antenna in seconds—no climbing required. I've tested it for one week, facing due south (my best DX direction), with the antenna sitting as seen in the pictures. This video details the tilt-over crank-up antenna mast I use with one of my 27 ft Low-noise vertical antennas. There is no need for that. Some Amateur Radio stations use high power 1500 Watt transmitters to bounce signals off the moon reflecting back to earth however others make worldwide contacts using low power 5 Watt transmitters to test their operating skills in long distance communications. Our plans have solidified to a 5A operation, perhaps even 6A, the usual superb four towers with beams on 40, 20, 15 and 10 and dipoles for 80/75. My hex would tilt up easily until I put the small TV rotor right under it. It also had to be at least 35' high (this one is a little over 36'), need no guys, look decent, and not cost more than a few hundred US$. Post #1592. Mast hardware included. That’s a significant saving over having to purchase a commercial one. A Tilt-Over Antenna Mast Born of Necessity Bruce Belling N1BCB A One Person, Safe, Portable and Easy to Erect Antenna Mast Bob Dixon W8ERD A Fiberpole – Evolution of an Antenna Mast Dave Reynolds KE7QF A Vehicle Mounted Mast for Field Operating A Portable Antenna Mast and Support for Your RV Paul Voorhees W7PV Amateur Use of Telescoping Masts. Below – Dave’s recently constructed 9 meter tilt over mast, a 2m skeleton slot aerial constructed from what was a Gisborne’ kitset. The design is rather clever , in that it uses only one winch to both "crank-up" and "tilt-over" the tower. The mast height should be minimum 10 feet and maximum 20 feet. CONCLUSION: This 35 pound mast has sure been an advantage over the years as it always allows me to get my antenna way up there. The safety bolt adds a second securing pin to the tilt mechanism so that the mast cannot be accidentally dropped if something snags the spring loaded pin with the "J" handle. Description of the process below: The images of the index pages are converted and OCR'd with Abby Finereader. Install hinge bolts at top of base. I had given the tilt mount to my son last year and since I am currently visiting him and his family, I played "Indiangiver" and asked for it back. New small tilt over mast. The tower design meets the 2016 California Building Code and EIA RS 222 Rev. He constructed a mount that lets the TiltPlate boom truss rotate between the cage that supports his vertical mast. Over her legs were silken white stockings with matching high-heel shoes on her feet studded in white with ankle straps on. We are out of complete masts and tubes, but do have some parts in stock. Here’s the walk-through as an animation:. Top view of the tilt-over assembly before the u-clamps are added. Rearward over the shoulder visibility is also uncluttered thanks to the cab design with cab posts pushed out of the corners. Karl and Morrie wrestled with the old Hexbeam until it was on the ground. a Saturday VE session, lots of operators, KX2 raffle tickets and…. Visit the Array solutions web page for details on the "AS-AYL" kits. Mast support for Spiderbeam 18m pole. Here's the walk-through as an animation:. So if someone uses home brew, he looses 3 dB and his range is poor. About Tilt-Over Mast Project The resource is currently listed in dxzone. He decided not to go with the crank up style because when fully lowered, the top is still somewhat high in the air. It also occurs to me that with its relatively short (compared with a full-sized half-wave) major axis, it might even fit vertically in the loft?. The mast is a tilt over design that I built a few years and in very short time it was lowered over with a winch. Installing the G3TXQ Hexbeam onto a tilt over mast. Stand Tower vertical with Tilt-Over Base. Description of the process below: The images of the index pages are converted and OCR'd with Abby Finereader. The club, formed in 2004 with the encouragement of AARC member Roger Wines, has been quite active over the years. Man Builds 60-foot Tower to Get Highspeed Access 348 Posted by Zonk on Friday March 03, 2006 @07:41PM from the overcoming-obstacles dept. About seven days from now HCRA will be blasting the airwaves with “CQ Field” day from School St. This package includes a 5kw 4 to 1 UNUN matching transformer. TILT-OVER ACCESSORY MODEL TA-37L TA-54L TA-70L TILT OVER 1. The ZEROFIVE SUPER DUTY foldover mount is made for 1 person raising and lowering of your vertical antenna. Once you exceed this height you place a heavy load upon the antenna mount due to the leverage action against the mount. 9mm tubing and 40 x 5mm flat bar at 500mm intervals. ML&S Martin Lynch & Sons Ltd. com 1-800-453-0050 281-894-1600 Monday - Friday 8:00 a. Perfect for mounting antennas for TV, Ham Radio, WIFI, Scanner, etc. 00 2 Beams12ft. Takis Kapan. Ground radial holes also provided. Portable Crank Up Tower Crank Towers Telescoping Mast Crank up tilt over antenna mast or wind. The details of the actual 43 foot antenna installation will be detailed in another post. Secured by 3/8 X 8″ galvanized lag bolts. The ground to the top of the ridge tiles is 5. He was mobile using home-brew with a four-day-old piece of spaghetti as an antenna and he gave me a 20-over-9 report…” You get the idea. The K9AY loop is a good homebrew project but I elected to purchase the Array Solutions package. W9BVX's Helium Balloon Antennas. It is constructed of 2 lengths. *FREE* shipping on qualifying offers. Our plans have solidified to a 5A operation, perhaps even 6A, the usual superb four towers with beams on 40, 20, 15 and 10 and dipoles for 80/75. You will need a natural tendency for engineering, be accurate and be comfortable with knots. Likewise using the WSJT DX Aggregator, I was also able to report activity by over 60 stations across the country. The entire mast turns and the rotor is mounted at the bottom. Extra Class Lesson 9. Hi, I'm building a home brew 4 element cubical quad at the moment with a boom length of about 20 foot which should give me a gain of about 14db. Antenna is automatically released to pivot relative to the mast as the tower is tilted downward. In 1981, long before the commercial versions appeared, I made a 43' vertical, as that length makes it a 5/8th wavelength on 20 meters. A Tilt-Over Antenna Mast Born of Necessity Bruce Belling N1BCB A One Person, Safe, Portable and Easy to Erect Antenna Mast Bob Dixon W8ERD A Fiberpole - Evolution of an Antenna Mast Dave Reynolds KE7QF A Vehicle Mounted Mast for Field Operating A Portable Antenna Mast and Support for Your RV Paul Voorhees W7PV Amateur Use of Telescoping Masts. <> Read the main page for our different antenna. Includes a home brew 1:1 Balun (ferrite rod) that easily handles legal limit. tilt-over-kit unit 8 feet up from the base. A mast or tower is simply the thing that holds the antenna up off the ground. A custom CNC machined 2" solid super heavy duty black Delrin base insulator for superior UV resistance and high power handling capability. This is an important consideration for me, as the QTH is on a penninsula, with the sea about a mile away on three sides. On the left is the Johnson Viking which has been built into a 6 foot rack to accomodate additional audio and power supply components. 00 66' -THEMAGICAL HEIGHT There is a world of pleasure and peak performance await­ ing the amateur at the magical height of 66', The Hercules "66. About Home brew crank up antenna mast The resource is currently listed in dxzone. 00 - antenna is down and on the ground, needs some minor work though. Off to the side is a Diamond D130J Discone. Using a Boat Lift Hoist to Tilt Over an HDX-5106 Tower Rick Karlquist, N6RK June 9, 2013 INTRODUCTION: I installed a TRX-100HD raising fixture for my US Tower HDX-5106 106 foot crank up tower. A trailer hitch bracket to fit the 1-1/4 inch Reese receiver. Put the convenience of DX Engineering OMNI-TILT™ Vertical Antenna Tilt Bases under your antennas. The NBS 2686 mast is a 6 stage mast with a base diameter of 68mm. Inexpensive and portable homebrew antenna mast ideas I am looking for a any ideas or plans to build a cheap and portable antenna mast. a Saturday VE session, lots of operators, KX2 raffle tickets and…. I eventually stumbled upon a company in Northamptonshire UK called Radio Structures they manufacture and supply radio masts, towers, antennas, and accessories. Not the old pole type, this has the square gusseted mounting base as seen in the photos. A view from the tilt side of the tilt-over plate and the covered foot. Most of the time there is nobody in the engine room. Introduction. TILT-OVER ACCESSORY MODEL TA-37L TA-54L TA-70L TILT OVER 1. One nice feature of using a crank-up tilt-over tower is that all antenna adjustments can be made while standing on the ground. stuck the mfj259 to it and was impressed at the first shot I did not have to shorten or lengthen the. The object of the exercise was not to significantly enlarge the antenna farm, though someday a better 6m antenna than the HB9CV may be on the cards. Although it worked, when he tried to get the height up to 20 feet the PVC bent badly. This reduces the effort required to tilt down and up. com 1-800-453-0050 281-894-1600 Monday - Friday 8:00 a. Stand Tower vertical with Tilt-Over Base. Build a 35' Free Standing Tilt-Over Antenna Tower and over one million other books are available for Amazon Kindle. We build all the components, tune the wires, and pack it up so all you have to do is spend an evening assembling a plug and play beam and have the best broadband hex in the world ready to go. Bruce Parshall. With the construction of a tilt over mast and some pulleys, I could run a wire length further - out to the tree in the front yard, and higher. However, an antenna can look good and still be effective and strong in the wind. In FM broadcast, the antenna is usually mounted to the mast near the top. Having a tilt. Two long galvanized bolts braced the mast. Stealthy Tilt-Over. Our suggested maximum antenna/support mast height is 25 feet. This mast is ideal with the NBS Wheel stand for fast deployment. Please remember that this is only to give people ideas and is not an engineered structure. Pos WV7U Tilt-Over Antenna Mast. I got it up Monday night when the weather finally permitted it. com 1-800-453-0050 281-894-1600 Monday - Friday 8:00 a. The Gin pole is then removed and the #2 winch cable is attached to the end of the upper section and the mast can be moved from horizontal to it’s vertical position. A cradle was used to push the tower up rather than tying ropes to the tower rails directly. Put the convenience of DX Engineering OMNI-TILT™ Vertical Antenna Tilt Bases under your antennas. The default ground mount is popular yet simple to add other options such as a tilt-mount, bulk head mount, roof mount, tower mount, and sailboat mounts too. The most important part of the mast is the pipe. As a result, I was able to make about a dozen 630m JT9-1 QSO’s in the first week using the repurposed wire and homebrew load match assembly. A cradle was used to push the tower up rather than tying ropes to the tower rails directly. The upper section is then horizontal and tilted over ready to attach the rotator and mount the antenna. Another possibility is a tilt-over mast, especially good if you have a long narrow yard. The supplied insulator isn't very robust no matter the brand. This was the very first wire beam that I ever built. Electro Mechanical Industries, Inc. I just didn't have a better alternative use for my time. So I wanted to have a tilt-over mast to replace the second pole. The rope was 3/8 polypropylene and the wood was 2x12's. ⅛" thick aluminum. Stand-off Mounts • Features our New BCAM™ Taper Adjustment System Easily adjust the taper of a fully loaded mount while mounted to the tower with a battery operated impact gun by tightening or loosening one nut Infinitely adjustable from –2. All Products Listed: Item # Description: Retail Price: ARRL-5914: BOOK, ARRL MORSE CODE, 0163: $15. A 1/4 wave on each band that already survived two small storms. Bruce Parshall. With OMNI-TILT™, there is no need to ask for help because you will be able to walk your own antennas up and down. I will not be expecting too. Howdy ! So, I got a tilt over tower - make unknown but sold as an ex FEMA military grade, consists of 5 10 foot sections that go together with split slip over connectors - each side of which has four holes that fit over two pins in each side of the tower leg and the connector is tightened together with a knurled knob. The vertical in the picture is a Hygain V2 2 meter vertical. MFJ-2990 is so lightweight, it's easy to put it up at night and take it down in the morning before the neighbors even know what is going on! Ground mounts to completely hide the antenna base. diameter fibreglass tent poles inserted inside them, the wire elements are made from 3mm. As a result, I was able to make about a dozen 630m JT9-1 QSO’s in the first week using the repurposed wire and homebrew load match assembly. This video details the tilt-over crank-up antenna mast I use with one of my 27 ft Low-noise vertical antennas. and adapt the holes, thrust bearings, etc to fit a mast. Especially when considering the required base foundations, the project was beyond my capabilities, on my own. The patented* DX Engineering Tilt Base Antenna Mounting Systems enable an operator to raise or lower an antenna in seconds, while leaving the base of the antenna securely attached to the mounting plate and post. Karl and Morrie wrestled with the old Hexbeam until it was on the ground. Since that picture was taken I have put up an alliance rotor that turns my home brew 5 element quad at about 38 feet. ALUMA TOWER-ALUMINUM CRANKUP,TILT-OVER,. The Gin pole is then removed and the #2 winch cable is attached to the end of the upper section and the mast can be moved from horizontal to it's vertical position. The fox hunt for July started promptly at 1:30 pm, 8 July, one week late due to the 4 th of July holiday. W9BVX's Helium Balloon Antennas. Save yourself all this trouble and get a G3TXQ Broadband Hexagonal beam of premium quality components already built. Here's the walk-through as an animation:. 5 above the ground, I'll easily be able to secure the rotator bearing, undo the bolts at the top and carefully lower the mast down with a 6:1 pulley set I have. The key to a successful trailer-sailor is having a system for. The K9AY loop is a good homebrew project but I elected to purchase the Array Solutions package. Please remember that this is only to give people ideas and is not an engineered structure. To be used for Ham radio antennas or wind turbines. 5 Micor VHF 110W final unit-complete (Motorola) with schematics. Extra Class Lesson 9. I left it about 1. homebrew tilt overmast and remote antenna switch. I fed it with individual matching networks on 20, and later 40 and 80 meters, and it worked well on those bands too. This antenna is suitable for amatuer construction in a suburban situation where a. Inexpensive and portable homebrew antenna mast ideas I am looking for a any ideas or plans to build a cheap and portable antenna mast. Homebrew radio. MOUNTS Heavy Duty Antenna Mounts for Mobile Ham Radios. It includes everything you need. The antennas on the tilt over is a DPD production VHF Log at the very top which is great!. homebrew tilt overmast and remote. FEATURES OF BOOM ANTENNA HINGE SYSTEM (BAHS) Antenna is automatically latched securely in place when tower is upright. This tilt over tower is designed to support up to 6 square feet of wind load at 76 feet above ground. Propagation Research Project 1957 Feb 12 The Evils of Multiband Antenna Systems and the Cure 1957 Jul 10 The Radio Amateur Operator’s Handbook 1957 1957 Dec 7. I've made them with LEDs, planar neon displays, monodigichrons, some with microprocessors, FPGAs, TTL logic, etc, but this time I wanted to make a dekatron and nixie tube clock with a minimum of solid state components, except for maybe a few germanium diodes. The mast parts came from local hardware stores. Location, Location, Location. Tilt Tower over into antenna installation or adjustment position. The published results can be used to make comparisons between commercial and homebrew antennas, between different homebrew designs, and between different commercial designs. - The mast metal portion is a series of three EMT pipes, telescoped by one foot, and bolted in place - The EMT tubing is attached to a LARGE hinge, to allow an easy tilt-over feature - I also installed two GIN POLE assemblies to each mast, to keep the mast from bending under varying side-loads. My call is W1GQL. The Hurry-Up mast can be extended to a full height of 30 feet (9 m) in one minute or less. Anchors should be spaced every 120" if three guy directions are used, or every 90" if four guy directions are used. The Bird Cage Antenna was designed by Dick Bird, G4ZU (SK). Detailed photos and description of the truck bed mounted tilt over mast will appear here in the near future. I'm just sorry it took me over 20 years to get around to. Here’s the walk-through as an animation:. Nally Tower 8M - tilt over and newer design. announced the Fall Technician Class starts at 7:00pm on Monday,. Base with section of Rohn 25G installed for mock up. The NBS 2686 mast is a 6 stage mast with a base diameter of 68mm. It was known for its strong emphasis on technical articles and for the lengthy editorials in each issue by its founder and publisher, Wayne. Off to the side is a Diamond D130J Discone. W9BVX's Helium Balloon Antennas. This does not bode well for ham antennas. You can attach your plywood hub to a mast using three small L brackets. Follow the directions for putting the mast up, in reverse, to take the mast down. Self-supporting antenna towers, or telescopic unguyed towers, have become more desirable in recent years due to the need for rapid deployment, urban incidents, and quicker mobility, especially when guy wire installations are not feasible. I will do some additional work to the entire antenna (a stiffer post, for example) before putting it up at the new house. 5m above ground) lattice has 2 x 5m sections + rotator cage cage at 750mm. Guy plates are included for each stage. (I worried this would throw the antenna out of resonance, but it had no impact). Post #1587. Pos WV7U Tilt-Over Antenna Mast. Again, these are without the added 15' fiber glass whip on the top and only a big coffee mug over the top to give perspective. Post #1592. 5′ down from the very tip, and added fishing downrigger stainless steel guys from the pole to just past the midpoint on each element. In this case, "Kugellagers Noodle" designs a simple tilt-over mast to accommodate his VHF/UHF antennas. Party and successfully campaigns to shut down the government.