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DX Engineering RT4500HD Heavy-Duty Rotators
DX Engineering RT4500HD Heavy-Duty Rotator – The ultimate azimuth positioning rotator, purpose-built to work flawlessly for many years in a majority of tower mounted directional antenna systems. Every aspect of this rotator was designed for high-strength, ease of installation, serviceability and longevity. This rotator is extremely capable and worry-free for tower mast mounted directional antennas. The RT4500HD Heavy-Duty Rotator has capabilities that rival most rotators available on the Amateur Radio market. With an impressive list of features and benefits, it is noteworthy that this rotator does not have mechanical limit switches. Soft rotation limits are set in the optional controller to match the limits of the installed antenna cables. If the antenna or the mast ever slips, simply reset the controller to the new center of rotation and recalibrate the rotational range. Climbing or antenna mast repositioning is not immediately required. The part number DXE-RT4500HD is the stand-alone rotator unit only, which does not include a Top Mast Clamp. This allows for the selection of one of two different size Rotator Top HD Mast Clamps available, both also sold separately, that matches popular mast outside diameters (OD); DXE-RTMC-2 for 2-inch OD mast and DXE-RTMC-3 for 3-inch OD mast. Similar part numbers with added suffixes represent combinations that include the DX Engineering RT4500HD Heavy-Duty Rotator with either the 2-inch or the 3-inch Rotator Top HD Mast Clamp. Other part numbers include either the DXE-RT-21DXE Digital Rotator Controller or the microHAM ARCO Advanced Rotator Controller. Rotator control cables and cable assemblies are sold separately. Features and benefits of the extremely durable RT4500HD Heavy-Duty Rotator: • Superior Rotational Torque > 4,400 in. lbs. with high ratio worm gear drive powered by an extra heavy-duty 24VDC motor • Exceptional Braking Torque >18,500 in. lbs. by high ratio gear reduction that prevents rotation of the mast mounted antenna system due to wind • Very high Vertical Load Capacity — internal needle thrust bearing handles up to 2,000 lbs. • High-compression Heavy-Duty Top Mount Mast Clamps are available for 2-inch OD or 3-inch OD masts • Precision Movement — accuracy within +/-0.1 degrees with high resolution pulse counter • Easy Maintenance — access panel allows service of pulse counter switch without removing the rotator from the tower • Built for Longer Life — hardened steel gears welded onto shafts prevent slippage and shearing of key pins; larger main gear provides increased strength • Weather-Protected — sloped body sheds water; seals at the output shaft, the intermediate plate and the access panel keep moisture out; weep holes make sure it stays dry • Worry-Free Installation — standard four-bolt mount (same as Hy-Gain T2X/HAM); this triangular-shaped rotator fits inside ROHN 25G and Amerite 25 towers and on Accessory Shelves (rotor plates), including the DXE-AS25G and DXE-AS-455G. However, the RT4500HD easily handles antenna systems larger than the 25G will safely handle. Rohn 45G, 55G and up, Amerite 45 and 55, and many other high strength towers are recommended • Works with High-Quality Accessories — Optional DX Engineering DXE-RT-21DXE Digital Rotator Controller, or the microHAM ARCO Advanced Rotator Controller or other 24VDC Pulse Counting Programmable Controller. Install the rotator that provides the most accurate and dependable operations – the DX Engineering RT4500HD Heavy-Duty Rotator.
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$2,469.99
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$2,569.99
DX Engineering RT4500HD Rotator/2 Inch HD Mast Clamp and Controller Packages
DX Engineering RT4500HD Rotator/2 Inch HD Mast Clamp and Controller Packages conveniently combine DX Engineering's RT4500HD Rotator with a DXE-RTMC-2A Rotator Top HD Mast Clamp and your choice of either a DXE-RT-21DXE Digital Rotator Controller or microHAM ARCO Advanced Rotator Controller. * Whenever the DX Engineering "Documentation" tab is available, please look at the associated files for additional product information * Important Note regarding DX Engineering Protection Plans and Kit Combo Contents NOTE: Protection plans cannot be purchased for combination packages or on applicable devices after shipment. DX Engineering Combination Kits and Packages are designed to help you easily visualize and order the right items for your specific needs. However, we encourage you to contact our experienced Technical Sales Team for assistance. We can help adjust the kit contents, suggest substitutions based on stock availability, and offer DXE Protection Plans for radios and devices when applicable. Contact us for Expert assistance and make informed purchasing decisions with our guidance.
Not Yet Reviewed
$3,534.97
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$4,209.97
DX Engineering RT4500HD Rotator and Rotator Top HD Mast Clamp Packages
The DX Engineering RT4500HD Rotator and Rotator Top HD Mast Clamp Packages conveniently combine DX Engineering's RT4500HD Rotator, plus a DXE-RTMC-2 or DXE-RTMC-3 Rotator Top HD Mast Clamp. -DXE-RTMC-2 is a 2 inch OD HD Mast Clamp and is also a heavy-duty replacement for M2 Antennas OR2800 Positioners and Yaesu G2800-DXA, G1000-DXA, and G800-DXA Rotators. -DXE-RTMC-3 is the 3 inch OD HD Mast Clamp version that fits only the DXE-RT4500HD and M2 OR2800. Note: Whenever the DX Engineering "Documentation" tab is available, please look at the associated files for additional product information. * Important Note regarding DX Engineering Protection Plans and Kit Combo Contents NOTE: Protection plans cannot be purchased for combination packages or on applicable devices after shipment. DX Engineering Combination Kits and Packages are designed to help you easily visualize and order the right items for your specific needs. However, we encourage you to contact our experienced Technical Sales Team for assistance. We can help adjust the kit contents, suggest substitutions based on stock availability, and offer DXE Protection Plans for radios and devices when applicable. Contact us for Expert assistance and make informed purchasing decisions with our guidance.
Not Yet Reviewed
$2,819.98
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$2,909.98
DX Engineering 80 Meter Self Supporting Heavy Duty Plus Vertical Antennas
DX Engineering 80 Meter Self Supporting Heavy Duty Plus Vertical Antennas, model DXE-7580FS-VA-3, are specifically designed for the 75/80 meter band. These DX Engineering 68 ft. vertical antennas are serious, FULL SIZE, full performance vertical antennas that will easily slip into any Amateur Radio station's arsenal, while delivering specs that would satisfy most commercial and military users. They are ultra-rugged, quarter-wave verticals that allow you to achieve the strongest possible presence at your power level and be competitive. Every design detail of the DXE-7580FS-VA-3 Heavy Duty Plus Verticals provide for a very stout 80 meter antenna that can stay up with no guying necessary and no worry. A massive 4 in. O.D. thick-wall 6061 aluminum tubing base and an extra-large insulating channel are combined with a patented* heavy duty stainless steel pivoting fixture that is second to none. Engineered for ease of assembly and adjustments, with corrosion-resistant aluminum tubing, stainless steel mounting brackets, and stainless steel hardware, these are very durable and attractive self-supporting antennas. If an extreme wind storm is predicted, one operator can easily lower and raise these antennas safely, due to the simplicity of the included Heavy Duty Pivoting Fixture and optional DXE-VRW-1 Manual Winch. DX Engineering 80 Meter Self Supporting Heavy Duty Plus Vertical Antennas offer full band coverage, with a 2:1 SWR bandwidth of up to 593 kHz, depending on your radial field. Your internal tuner can get the SWR down to 1:1 on any DX frequency for maximum power transfer. DX Engineering 80 Meter Full Size Quarter Wave Heavy Duty Plus Vertical Antennas feature: -- Self-supporting – will withstand steady-state winds in excess of 112 MPH without guying (guying required under extreme wind speed conditions) -- 5 kW SSB and CW rated—unparalleled reliability -- Ultra-rugged construction starts with 4 in. O.D. aircraft-grade heavy wall tubing -- Ultra-wide SWR bandwidth and unbeaten gain -- Highest wind ratings--high strength 6063/6061 tubing manufactured to DX Engineering specifications -- Easy tilt up and down-- Unique fold-over antenna mount features DX Engineering's patented stainless steel Pivoting Fixture, *U.S. Patent Number 8,130,168 -- High power handling and high strength, UV protected EXTREN® insulators -- No rust--100 percent stainless steel tubing clamps and hardware -- Reliability second to none--specially manufactured stainless and aluminum saddle clamps, stainless bolts, and precision machining on each antenna This antenna system requires the installation of a heavy duty mounting pipe set in concrete. Specifically, 3 in. OD high strength galvanized steel tubing with 0.250 in. minimum wall thickness and 7 ft. (84 in.) minimum length, which is available from DX Engineering; part number DXE-VGMT-3CG. A customer supplied 2-1/2 in. Schedule 80 pipe that has an outside diameter of 2.875 in. is also suitable. About 36 in. of the mounting pipe should extend above the concrete. Depth of the mounting hole and amount of concrete is dependent on local soil type, condition and antenna guying. Note: For additional information, please look at the files under the "Documentation" tab. Designed to the highest of standards, DX Engineering 80 Meter Self Supporting Heavy Duty Plus Vertical Antennas are simply the best 80 meter vertical antenna available today.
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$2,959.97
DX Engineering Skyhawk Tri-Band Yagi Antennas
DX Engineering Skyhawk™ Tri-Band Yagi Antennas are the choice of experienced DXers, especially if your interest is HF contesting. DX Engineering Skyhawk™ antennas provide the highest payback in performance and operating pleasure compared to any other single component in your station. The only better antenna choice is to combine one of our DX Engineering Skylark™ Dual-Band Yagi Antennas with the Skyhawk™! These well-designed, single-tower systems offer outstanding performance without the headaches of maintaining more substantial antenna farms. DX Engineering Skyhawk™ antennas reflect the latest computer-optimized design for maximum gain and bandwidth. They are built from the finest materials utilizing heavy-duty aluminum and all stainless steel hardware. Skyhawk™ operates from a single feed line and has a 90 mph wind survival rating! Have you ever had to replace a rotor in February? Skyhawk™ antennas offer minimal wind-loading for their size and are torque-balanced to reduce wear and tear on your rotor. Assembly is easy, as tower top adjustments have been eliminated and the elements are truly locked in place. DX Engineering Skyhawk™ features include: * 90 MPH wind survival rating * EZ-mount system for attaching antenna to mast * All parts de-burred * Stainless steel pop-riveted element locking * No user adjustment - just assemble it and put it up Additional specifications include: 20 meters: * Three elements * Effective boom length: 23 ft. * VSWR: less than 1.4:1 between 14.0 and 14.35 MHz, measured at feed-point * Front to back: >20 dB across the entire band * F/B peaks at 14.150 MHz at 21 dB * Gain: better than 7 dBi across band * 7.4 dBi gain at 14.350 MHz * Front lobe beam width (-3dB points) 63 degrees 15 meters: * Three elements * Effective boom length: 15 ft., 6 in. * VSWR: less than 1.5:1 between 21.0 and 21.45 MHz, measured at feed-point * Front to back: >16 dB across the entire band * F/B peaks at 21.350 at 24.5 dB * Gain: better than 7 dBi across band * 7.6 dBi gain at 21.45 MHz * Front lobe beam width (-3dB points) 56 degrees 10 meters: * Four elements * Effective boom length: 16 ft., 9 in. * VSWR: less than 1.5:1 between 28.0 and 28.9 MHz, measured at feed-point * Front to back: >14 dB across the entire band * F/B peaks at 28.5 at 21 dB * Gain: better than 7.7 dBi across band * 9.2 dBi gain at 28.9 MHz * Front lobe beam width (-3dB points) 47 degrees Note: Whenever the DX Engineering "Documentation" tab is available, please look at the associated files for additional product information. So, what are you waiting for? Get a DX Engineering Skyhawk™ Tri-Band Yagi atop your tower, hook up your coax, and start working some serious DX! You've always heard about DX Engineering quality. DX Engineering Skyhawk™ Tri-Band Yagi Antennas are available now. Order yours today and enjoy great DXing with quality and value!
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$2,378.97
DX Engineering RT4500HD Rotator/3 Inch HD Mast Clamp and Controller Packages
DX Engineering RT4500HD Rotator/3 Inch HD Mast Clamp and Controller Packages conveniently combine DX Engineering's RT4500HD Rotator with a DXE-RTMC-3A Rotator Top HD Mast Clamp and your choice of either a DXE-RT-21DXE Digital Rotator Controller or microHAM ARCO Advanced Rotator Controller. * Whenever the DX Engineering "Documentation" tab is available, please look at the associated files for additional product information. * Important Note regarding DX Engineering Protection Plans and Kit Combo Contents NOTE: Protection plans cannot be purchased for combination packages or on applicable devices after shipment. DX Engineering Combination Kits and Packages are designed to help you easily visualize and order the right items for your specific needs. However, we encourage you to contact our experienced Technical Sales Team for assistance. We can help adjust the kit contents, suggest substitutions based on stock availability, and offer DXE Protection Plans for radios and devices when applicable. Contact us for Expert assistance and make informed purchasing decisions with our guidance.
Not Yet Reviewed
$3,624.97
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$4,299.97
DX Engineering Receive Eight Circle V3 Complete Array Systems
DX Engineering Receive Eight Circle V3 Complete Array Systems, DXE-R8C-SYS-V3, provide outstanding reception of weak distant signals. This eight-direction switchable array uses a special end-fire/broadside time delay phasing of eight stealthy 8.5 ft. (2.6m) active vertical elements to cover multiple HF Amateur bands. The Eight Circle pattern rejects extraneous signals and noise far better than Beverages and other arrays. With appropriately located elements, the Receive Eight Circle Complete Array System is the ultimate high-performance directional receive antenna for HF Amateur, SWL or AM DXing. –––––– Click or tap the title of a listed item for an Overview with a complete description, Specifications, Required and Suggested Parts. Links to instruction manuals and charts appear in Documentation.
Not Yet Reviewed
$3,447.34
DX Engineering 8040VA-1 Dual-Band THUNDERBOLT® Vertical Antennas
DX Engineering 8040VA-1 Dual-Band THUNDERBOLT® Vertical Antennas are high performance vertical antennas specifically designed for the 75/80 meter and 40 meter bands. These DX Engineering 55 ft. dual-band vertical antennas supply performance which is virtually indistinguishable from our monoband vertical antennas. They are perfect for areas where there is no room for individual verticals. They also use the same radial system for both bands. DX Engineering 8040VA-1 Dual-Band THUNDERBOLT® Vertical Antennas cover the whole 40 meter band with one setting. The 80/75 meter band is tunable down to a 3,650 kHz center frequency with a 300 kHz bandwidth. This means that operation on the CW DX frequencies and DX Phone frequencies is within range of most radio internal tuners, so no antenna changes are necessary to switch frequencies. An optional CW optimizer DXE-7580-THK capacity hat kit allows for adjustment down to a 3,400 kHz center frequency for dedicated CW operators and military/MARS operations. The DX Engineering 8040VA-1 Dual-Band THUNDERBOLT® Vertical Antennas feature: * 5 kW SSB and CW rated for unparalleled reliability * Unique fold-over antenna mount features DX Engineering's patented pivoting fixture, U.S. Patent Number 8,130,168 * Massive high-efficiency trap assembly gives the strongest signal possible on both bands * Instant automatic band switching * DX Engineering adjustable matching network configures the lowest SWR * Broad 2:1 SWR bandwidth 400 kHz on 40m, 300 kHz on 80m * Lowest possible take-off angle reduces domestic QRM signals * Ultra-rugged construction starts with 3 in. O.D. aircraft-grade heavy wall tubing * Self-supporting base will withstand steady-state winds in excess of 50 mph without guying (guying required under extreme wind speed conditions) * Extremely high strength, heavy wall tubing made to DX Engineering specs * Massive EXTREN® channel insulator -- Laser-cut high strength stainless steel brackets This antenna system requires the installation of a heavy duty mounting pipe set in concrete. Specifically, 3 in. OD high strength galvanized steel tubing with 0.250 in. minimum wall thickness and 7 ft. (84 in.) minimum length, which is available from DX Engineering; part number DXE-VGMT-3CG. A customer supplied 2-1/2 in. Schedule 80 pipe that has an outside diameter of 2.875 in. is also suitable. 36 in. of the mounting pipe should extend above the concrete. Depth of the mounting hole and amount of concrete is dependent on local soil type, condition and antenna guying. Note: For additional information, please look at the files under the "Documentation" tab. When looking for a highly-efficient 80 and 40 meter vertical antenna, don't overlook these DX Engineering 8040VA-1 Dual-Band THUNDERBOLT® Vertical Antennas!
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$2,019.97