One more refuge from the office phone calls looks set to disappear soon, as cruise lines fit antennas to ships so that mobile phones work at sea. |
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This is a shift in which electronically steered phased array antennas could replace the mechanically steered dish antennas. |
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Today's multiband antennas are physically too large to carry if they have to support a very wide range of frequency bands. |
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He said that most households would need to re-orient their TV antennas from the existing northerly direction to point to the new monopole. |
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Under this concept, multiple antennas simultaneously transmit different flows of data over one and the same radio channel and frequency band. |
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These sites have giant radio antennas that can pick up all traffic handled by communications satellites. |
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Both antennas feature linear polarization, an impedance of 50 ohms and maximum input power at 10 watts. |
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Use should also be made of existing buildings and other structures, such as electricity pylons, to site new antennas. |
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Reporters are given the odd Delphic comment and, using their political antennas, then pin the story together. |
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Loea's system uses two-foot and four-foot Cassegrain dish antennas with up to 56dB of gain. |
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The antennas combine high gain with a directional beam and virtually no backscatter, the company said. |
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Signals are transmitted to small receiving antennas on subscribers' rooftops, then routed to the desktop through coaxial cable. |
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In addition to the antennas supplied, the antenna connector on the hand held radio will accept a common coax antenna cable connector. |
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Their mission changed from checking radios to checking the mounts and antennas. |
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Transmitter and receiver are supplied fully enclosed in housings measuring 45 x 55 x 15 mm with connectors for external dipole antennas. |
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Screw-on, screw-off standard omnidirectional antennas are used for transmission and receiving. |
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New nulling multibeam antennas will allow users to operate geographically closer to sources of jamming. |
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In this case, there are four antennas mounted on each of the three upright support structures. |
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Alternatively, the downlinks are carried through a smaller number of large dish antennas and distributed terrestrially. |
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Some of them had put up their dish antennas and set up 14-inch television boxes to enable them monitor the event as it unfolded. |
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The Netgear WPN824 is a compact, unobtrusive box with several internal antennas, apparently. |
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We had added longer antennas to boost the signal but even before they had a range of a mile. |
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By building more complicated antennas, engineers can control the direction in which the radio wave is sent. |
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If you need to go further, switch to higher-gain antennas or gang two WRT54Gs together. |
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Other aspects to the application are six antennas, four communication dishes, a security fence and storage cabins. |
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These methods allow engineers to fabricate many different types of planar IR antennas, including dipoles, spirals, and patches. |
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The scientists used pairs of antennas similar to those used in ordinary FM radio receivers. |
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And how many unused rooftop antennas are taking up airspace above cable-wired houses? |
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We radio-tracked geese several times each summer from 1997 to 2001, using two four-element Yagi antennas fixed on each side of a helicopter. |
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Portable receivers and hand-held 3 element Yagi antennas were used to radiotrack coyotes. |
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These surveys were conducted using a Cessna 206 aircraft with mounted Yagi antennas. |
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Figure 4 shows the first Fresnel zone is an ellipsoid surrounding the straight line between the two antennas. |
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To this day, Russian spacecraft tend to use separate antennas for each communications function. |
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There were no cable lines connected to the house, no antennas mounted on the roof, and no satellite in the yard. |
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The plan was to build local telecommunications networks using antennas on customer buildings. |
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Moments later, automatic commands deployed its solar arrays and navigational antennas. |
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With the hilly terrain between the two antennas, the signal would encounter severe attenuation. |
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The interference involves a number of television antennas often used on boats. |
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We need agile radios whose antennas can point to other agile radios and not spread radio waves in every direction. |
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The signal also is forgiving, because the antennas usually are dimensioned with enough reserve to cope with rain, snow or small animals. |
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Installation of the antennas and their associated cabling took about two hours. |
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Wireless calls can be received by a number of different antennas miles away from the caller. |
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Dish antennas now receive more than fifty television channels via satellite signals. |
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Radio tags on the market use bulky external antennas and cost about 30 cents and up. |
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Those antennas are used as part of the U.S. Coast Guard communication system and have been for years. |
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We suppose they are radio antennas beaming away their signal into the low grey sky. |
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And on the roof there was a red and blue light bar with a whole slew of antennas sticking out from the top. |
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Avoid contact with power lines connected to the house and with television antennas. |
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Of course, all radios and antennas should be tuned for their best performance. |
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It's a touch ugly, to be honest, with three external antennas on top of a small grey box. |
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Underneath this shading material the antennas were installed for local and satellite communications. |
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We supply the antennas, amplifiers, splitters, filters, combiners, and reradiating kits that you need to design the correct system for your individual needs. |
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Says antennas are for civilian use only, to help Russian tourists find malls with Disney stores. |
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Molex specializes in little-noticed but vital devices like connectors, antennas, and switches. |
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To reduce windage, powerboat owners should lower antennas and outriggers. |
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The idea is to create some other vertical structures in this environment besides the antennas, flagpoles and windsocks situated all about the station. |
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Using the www.consume.net software we aim to build a small repeater station and position it so as to be able to beam 802.11b signals around using Pringles can Yagi antennas. |
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Scaled down versions might serve as antennas for communications systems. |
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The incorrect orientation occurs when the antennas are oriented at 10 degrees true north when they should have been oriented at 0 degrees true north. |
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Common HF antennas like vertical monopoles, horizontal wire dipoles, and loop antennas all provide omni-directional communications when configured properly. |
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The report concludes that these antennas can be used to determine sheet ice thickness and to supply information to help in the detection of brash ice. |
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Single element as well as arrays of neuronic antennas have been fabricated so that radiation properties can be measured in the frequency bands available in our laboratory. |
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However, it has not been unraveled why so many different BChI homologs and epimers exist in chlorosomes and how they arrange themselves to form light-harvesting antennas. |
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Years ago, the proprietor developed a novel method to cast backyard satellite television dishes in a one-shot process that results in exceptionally smooth parabolic antennas. |
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Various antennas related to the mission sprouted from the fuselage while four wing pylons held other related equipment such as chaff dispensers and noise jammers. |
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Two antennas will allow the spacecraft to communicate with Earth in any configuration, always having the side hosting delicate instruments away from the Sun. |
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If the landlord doesn't approve and permit satellite dish TV, under the rules and regulations, renters have the right to install dish antennas in permissible areas. |
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To reduce the drag of the antennas the operating wavelength could not be much greater than one m, difficult for the day's electronics. |
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In addition, the 4-axis system does not experience dead angles that result in high-elevation problems typically experienced with 3-axis antennas. |
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High isolation is maintained between all polarizations and antennas, resulting in minimal interference. |
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In some rare cases dipole antennas are used, which are slung between two masts or towers. |
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Amphenol Jaybeam off the A509 in the west of Wellingborough makes cellular telephone base station antennas. |
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Indeed, many microwave antennas were more reminiscent of optical devices than anything resembling standard radio frequency equipment. |
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However, it was judged by the industry to be unfeasible due to limitations in the accuracy of the TCAS directional antennas. |
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Phased array antennas are composed of evenly spaced similar antenna elements, such as aerials or rows of slotted waveguide. |
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Spoiled parabolic antennas produce a narrow beam in one dimension and a relatively wide beam in the other. |
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He put his fingers over his head like two antennas, crossed his eyes, and waggled his tongue like some kind of insect. |
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For instance, the first system to be deployed, Chain Home, used two straight antennas at right angles for reception, each on a different display. |
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Early systems tended to use omnidirectional broadcast antennas, with directional receiver antennas which were pointed in various directions. |
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Comtech Systems will be supplying its adaptive digital modem, troposcatter radio system and high-power amplifiers, as well as antennas. |
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Our antennas offer superior multipath mitigation and are built to withstand the challenging environments encountered in many applications. |
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Moreover, antennas, batteries, speakers should also be connected by FPC or Flex-Rigid Boards out of consideration for internal layout and cubage. |
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But the LTM series combines up to five high-efficiency antennas in one compact, surface-mount radome. |
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These antennas will help ensure the user maintains accurate and consistent gain and directivity for the application at hand. |
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The terahertz spectrometer is based on photoconductive dipole antennas, which are gated by ultra short optical pulses. |
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Using these as two separate loop antennas at right angles, one could make a simultaneous measurement of the lightning's direction in two axes. |
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Several curtain antennas there have been identified as being used for these transmissions. |
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Additionally, the need to replace aging, existing antennas on current GBS ships is eliminated by leveraging NMT antennas when fielded to those vessels. |
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The GCU operates two crosslink antennas, two nulling antennas and six gimbaled dish antennas, all of which have greatly increased pointing accuracy and improved reliability. |
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Using a new patent-pending solution developed by Ossia engineers, existing Wi-Fi and Bluetooth antennas can perform double duty as both data and Cota wireless power receivers. |
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And each of these antennas creates a radiofrequency radiation hazard zone. |
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If the distance between stations is such that the signal strength varies appreciably with time then the directivity of the receiving antennas must be greater than two to one. |
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Checkpoint will outfit all 5,300 CVS stores with its Liberty PX antennas, providing CVS with the industry's most advanced Digital RF EAS solution. |
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The highly configurable antennas are stored energy monopoles that deploy quickly and will be a critical part of the RCM Earth Observation satellites. |
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Because at these frequencies atmospheric noise is far above the receiver signal to noise ratio, inefficient antennas much smaller than a wavelength can be used for receiving. |
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The Flight 5 nulling antennas were delivered earlier this year. |
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This fact meant CH transmitters had to be much more powerful and have better antennas than competing systems but allowed its rapid introduction using existing technologies. |
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The twin overwing bulges most likely accommodate dual satcom antennas. |
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In all these antennas the smaller radiation resistance of the short radiator is increased by the capacitance added by the wires attached to the top of the antenna. |
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One of only four GPS satellite ground antennas is located there. |
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