beamtilt calculator estimates your radio antenna beam downtilt options based on antenna height above average terrain (HAAT) and vertical beamwidth. Mount the antenna to a pole making sure to clamp the antenna to the mast at a point below the decoupling sleeve area. sum of downtilt + half the antenna vertical beamwidth plus 3 degrees to allow additional downtilt in the future if necessary 7. 63. Our RF calculators and converters will provide the figures you need for your radio frequency engineering needs. 8 dBi, Power 250 to 500 W. antenna downtilt. Specifications. Antenna Design Ysis And Simulation 2017 11 29 Microwave Journal. RF Amplifier PAE, Twin wire line impedance calculator,ADC SINAD to ENOB and SNR to resolution converter, Antenna downtilt angle calculator etc. 5") or 140mm (5. angles = 1×2 60 117. An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle for installing a directional…Mechanical antenna downtilt reduce co-channel interference by confining the signal to its own dominance area [6, 7]. The knob color is identicalDistance from front of antenna to parapet wall or edge of roof : Electrical or Mechanical Downtilt of Antenna (in degrees): Vertical beamwidth of antenna (in degrees): Height of parapet wall (leave blank if none): HEIGHT NEEDED TO CLEAR EDGE: Antenna Placement Distance Calculator 40 feet 4 deg 6 deg 4 feet 8. CommScope has come up with a quantifiable term for this phenomena— pattern blooming. 63 mi 2. In the video below, we explain how to calculate the coverage area of the antenna, taking into account the height of the antenna and its radiation characteristics. Against this backdrop, we analyze the performance of the UAV-enabled heterogeneous networks, where antenna downtilt at each UAV-mounted base station (BS) is employed to mitigate inter. motorized antenna actuator. Electrical downtilt is another method for tilting a sector antenna’s vertical pattern without physically tilting the. The aim of this paper is to evaluate and compare impacts of mechanical and electrical downtilt angles of antenna systems to the downlink performance of the 3GPP Long Term Evolution (LTE) networks. Pi Attenuator Calculator. 63. ) Public Safety Interference Solution Interference between commercial mobile radio services (CMRS) and public safety wireless networks (PSWN) will only get worse with re-farming. (Note that TR 38. Line of Sight Calculator. EIRP Calculator. txt) or read online for free. For example, if you wish to input "25000000", just type "25M" instead. hx = helix; [bw,angles] = beamwidth (hx,2e9,1:1:360,0,5) bw = 140. The inputs of the method are site locations, antenna azimuths, and antenna horizontal beamwidths. In general, there exists a height difference between a BS and a UE in practical networks. Height 26 m Antenna Vertical beam 6. 5 in (60 - 115 mm) OD round members. Antenna downtilt calculator. Cisco Meraki outdoor-series access points (including the MR74/76/84/86) and certain indoor access points (MR42E, MR53E, MR46E) support the use of external antennas in order to focus their signal into a particular coverage pattern. Any associated messages. 6th Central Pay Commission salary calculator. Antenna Downtilt After you enter your parameters (such as access points, antennas, cables, etc. Antenna beamwidth is the angular measure of the antenna pattern coverage. BSAMNT-1. Advertisement. Observe the azimuth and elevation range. The file can be edited to add the required header lines. Beamwidth angle is measured in plane containing the direction of main lobe of the antenna. A microstrip patch antenna is one of the most popular microwave antennas. Antenna Downtilt Angle Calculator. The default value indicates that the broadside direction of the array points to the positive x-axis. Antenna Downtilt Coverage Calculator. Employs state-of-the-art ultra wideband technology providing excellent. Conical Horn Antenna Gain Calculator. 2899x500=28645 feet (5. Antenna Downtilt Coverage Radius Calculator. The ideal point-source radiates electromagnetic energy in a spherical pattern, so the "maximum" radiated power should be the same in all directions. Add to My Products Lists. 1 kg 2 (included in the scope. The maximum range of downtilt for sector antennas with smaller HPBW may not seem significant, but they are sufficient for many applications. While, electrical downtilt uses a phase taper in the antenna array to angle the pattern downwards, that allows the antenna to be mounted. Antenna Downtilt and Coverage Calculator Pasternack . Fiber calculators and tools. Result. Wide Profile Antenna Downtilt Mounting Kit for 2. Tags: Bi-Sector, Array. Pasternack's Coaxial Cable Impedance Calculator allows you to enter the Outer Diameter Dielectric width, Inner onductor Diameter width and either the Dielectric Constant or Velocity of Propagation (VoP) values in order to. Kit contains one scissor top bracket set and one bottom bracket set. After 10 degrees downtilt the notch effect is quiet visible and the spread on the sides are high. Whip Antenna Calculator. The SC2340 from Sinclair is a Tri-Band Antenna that covers VHF, UHF, and 700/800/900 MHz bands. Save Save Antenna downtilt calculator For Later. 9, and its channel capacity performance can reach more than 99. 2009. 8. Find a Partner. Parabolic Reflector Antenna Gain. However, the key to selecting an antenna gain is to meet signal coverage. The method is tested with a real dataset taken from a live LTE network. Free Space Path Loss Calculator. An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle for installing a directional…of using antenna downtilt in traditional hexagonal 3D cellular networks in [17]. Numerical results validate our analysis and show the effectiveness of antenna downtilt and the TUAV-enabled backhaul connectivity. To clear up a math equation, first identify the problem, then find the simplest way to solve it. Moreover, we find that a larger antenna downtilt angle is required for a higher deployment altitude. Antenna Downtilt and Coverage Calculator; Related Tools . antenna coverage calculator. Line of Sight Calculator. 17 1. Mechanical Downtilt: This is the fastest and easiest way to control an antenna’s pattern. Capacitance pF. Please note that this calculator is only valid for far-field calculations. Dual-polarized tri-band 2-element low-profile downtilt-omni antenna (RP-SMA, cabled) for indoor use The AP-ANT-320 antenna is a tri-band, 2-element, dual-polarized low-profile downtilt omnidirectional antenna, intended for discrete ceiling mounted applications, providing coverage for Wi-Fi access in 2. Touch Down Points: This Tool will be able to calculate the down Tilt and distance of coverage from antenna for 3dB upper and lower, main loop. 10 -3. 63 mi 2. The broad side array is strongly directional at right angles to the plane of the array. This Fresnel Zone and Antenna Height calculator helps you determine if you have “radio line of sight” between two distant points, or alternatively, how high you need to elevate either antenna to clear an obstruction. CONICAL HORN ANTENNA GAIN CALCULATOR. Microstrip Patch Antenna Calculator. Our numerical results show that after applying the optimal antenna downtilt, the network performance can be significantly improved, and hence the ASE crash can be delayed by nearly one order of magnitude in. 7 (a2) 7) For sufficient clearance, base of antenna should be this high above the main roof level 13. Antenna Downtilt and Coverage Calculator; Power Added Efficiency Calculator; Balanced Attenuator. The system will then calculate the distance or the angle for you. Base Antenna Height (H b) ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. The impact of antenna downtilt on the performance of cellular WCDMA network has been studied by using a radio network planning tool. The antenna has an azimuth angle of 1:1:360 degrees, an elevation angle of 0 degrees on the X-Y plane, and a dB down value of 5 dB. Note: If you select a waveguide size from the dropdown below, the broad wall width will be automatically calculated along with the other results. 8e9,0,1:1:360) bw = 57. 0205 km Downtilt Inner Cell R Outer Cell Radius main lobe Angle Lower 3db Upper 3db 0º 480 m 21. Projects; 5G Broadcasting; Newsroom. Explain math problems Math is a challenging subject for many students, but with practice and. As shown. ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. The Antenna Near Field ,Far Field Distance Calculator will calculate the distance of the three main EM (electromagnetic) fields which surround an antenna, as well as estimate the wavelength of the antenna at a given frequency. It is common to utilize antenna downtilt to adjust the direction of the vertical antenna pattern, and thus increase received signal power or reduce inter-cell interference power to improve network performance. Click Ok. U. 14. February 22, 2018 DRAFTWeb-Based RF Calculators From Pasternack Pasternack is known for their wide assortment of RF adapters, attenuators, connectors and cables and has been growing their product line with passive and active components, including 60 GHz microwave systems. The antenna electrical downtilt (1) 8H4V/16H4V: Only the digital downtilt is can be adjustedCompared to waveguides, microstrip is generally has a lower power handling capacity, and higher losses due to the fact that it is not enclosed. First choose the type of unit you would like to measure i. Ourtheoretical and numericalresults demonstrate that the performance of the cellular network can be improved significantly using the optimal antenna downtilt. Wide Profile Antenna Downtilt Mounting Kit for 2. We show that the optimal size of the network area that maximizes the average coverage probability. 5 in (60 - 115 mm) OD round members. 738546 1 clamp Mast: 42 – 115 mm diameter 1. If the SWR is over 1. BSAMNT-2F. Open navigation menuThe impact of electrical downtilt and mechanical downtilt for passive antenna array (PAA) on LTE (long term evolu-tion) and LTE-Advanced downlink systems has been investigated [20] [21]. This paper has proposed a user-density-based coverage optimization technique for ultra-dense cellular networks. This also leads to reduction in interference towards other cells. beamtilt calculator estimates your radio antenna beam downtilt options based on antenna height above average terrain (HAAT) and vertical beamwidth. The ideal point-source radiates electromagnetic energy in a spherical pattern, so the "maximum" radiated power should be the same in all directions. The system will then calculate the distance or the angle for you. txt) or read online for free. Loss increases with distance, so understanding the FSPL is an essential parameter for engineers dealing with RF communications systems. It should only be used as a guide. The received signal power in a cell can be increased with proper antenna tilt, causing a significant improvement in signal-to-interference-plus-noise ratio (SINR) at the cell edge. . Bandpass Filter Calculator This calculates values of the inductance, capacitance of an inductor and capacitor used in a Butterworth LC bandpass filter. You are on page 1 of 2. 0 Tutorial Legal disclaimer: This calculator is designed to be an informational and educational tool. The electrical tilt achieves this result as it is able to tune individual radiating elements of antenna array. A method for measuring an antenna downtilt angle based on a deep instance segmentation network is disclosed, including: shooting an omni-directional antenna video using a drone; and transmitting the antenna video to a server in real time, and the server measuring an antenna downtilt angle in real time using a deep learning algorithm, the. Calculate. There is a phase shifter for a single array of 16H2V antennas. Data is based on the use of half-wave dipole antennas. SSB beam using parameters: 4. Uses the 4. Dipole Antenna Length Calculator. Antenna Downtilt Angle Calculator. While, electrical downtilt uses a phase taper in the antenna array to angle the pattern downwards, that allows the antenna to be mounted. You are on page 1 of 2. Tags: Tri-Sector. pdf), Text File (. The antenna is side mounted on a 20 foot tower. C. Wide Profile Antenna Downtilt Mounting Kit for 2. Whip Antenna Calculator. 0000. Since then, they have been widely used in certain applications such as mobile and satellite communications. Formula for Antenna Downtilt Angle Calculator. ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. 9. On-line antenna designer. This calculator calculates the theoretical LOS and actual radio horizon (service range) of an antenna. 24 Over Horizon Over Horizon 3 0. - Tee Attenuator. Antenna down tilt calculator and coverage tool. Related. One kit mounts up to three antennas. h3 Ground Elevation at the Cell Edge d1 Distance to the Cell Edge Downtilt Required to Point Antenna Main Beam at Cell Edge Downtilt Angle d1 h2 h1 1000 feet 280 feet 800 feet 2 miles 2. Line of Sight Calculator. Calculate. 2 º Antenna Characteristic Horizon 21. 3 (6) 1999-09-29. If you have designed the antenna for downtilt you can check it byPhased Array System Toolbox. Inputs. ANTENNA DOWNTILT CALCULATOR Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Insyafa Nalapraja. It involves physically adjusting the pole-mounting brackets of an antenna by using a digital level against the back of the antenna for an accurate measurement. Besides the downward angle, this tool will also give you the inner and outer radii of coverage given the antenna's beamwidth. When the customer adjusts the downtilt of the 3. >>>>> DOWNLOAD: Rectangular patch antenna design calculator Coaxial-fed rectangular patch antenna – Ansys Optics. The planned antenna downtilt is 4 degrees; the inner cell radius can be calculated to 190 meters and the outer cell radius to 570 meters. Downtilt Antennas The beam downtilt below the horizon is adjusted by rotating the hex socket located at the bottom of the antenna. In fact, striplines often make components such as band-pass filter's more accurately, with more symmetric roll-off and no lower cutoff frequency. 5. Moreover, the corresponding downlink capacity gains varied between 0-58%. Conical Horn Antenna Gain Calculator. Find out more about Cambium Networks: Pasternack's TEM (Transverse Electromagnetic Mode) Wavelength Calculator allows you to determine the wavelength (in millimeters) inside a rectangular waveguide given the frequency and dielectric constant (or VoP) of the input signal. 37 km Over Horizon Over Horizon 1 0. This paper proposes a new statistical propagation model for small cells with electrical and mechanical antenna tilt. Learn how to plan for antenna downtilt and how to ensure installations are done correctly. Special Antenna Systems Inside Self-supporting GRP Cylinders; Relay Receiving Antennas. This Tool will provide you 5 Items calculation as below: 1. 3048 meters , 1. The present disclosure discloses a method for measuring an antenna downtilt based on linear regression fitting, including: performing image instance segmentation on an inputted original antenna image using a deep learning method to obtain a segmented image; performing mask processing on the segmented image; performing mathematically linear. See full list on allaboutcircuits. 10 0. Enter the distance between two antennas and their heights to calculate the down tilt angle. The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the. 4 GHz. Acoustics Unpacked. The value of az lies between and and the value of el lies between and . 11 0. Antenna Down Tilt Calculator and Coverage Tool: Used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned for optimal signal strength and coverage. Typical antenna lengths in the broad side array are from 2 to 10 wavelengths. 18 0. 63 mi 2. It include antenna gain calculator, Antenna G/T ratio calculator, coaxial. Legal disclaimer: This calculator is designed to be an informational and educational tool. 1 dBi, Power 300 to 500 W. In fact, the efficiency of a cellular network relies heavily on the adjustment of the transmit and receive antennas. There is a phase shifter for a single array of 16H2V antennas. An example use case is when a cell-tower directional transceiver […] Antenna Downtilt Link Budget Calculator Free Space Loss Fresnel Clearance Zone Antenna Downtilt After you enter your parameters (such as access points, antennas, cables, etc. S. Therefore, the system designer needs extensive studies and testing to find the optimum number of sectors per cell, antenna downtilt angle, antenna height, and required transmit power. 4 - 4. The parabolic reflector antenna gain is calculated as the gain over an isotropic source. Kit contains one scissor top bracket set and one bottom bracket set. In mechanical tilt. Numerically solvable expressions are derived for such optimal antenna downtilt, which is a function of the BS density. Now you can have access to your tower, antenna, and backhaul information in the palm of your hand. 0% (1) 0% acharam este documento útil (1 voto) 126 visualizações 2 páginas. Click on any RF calculator below to get started. Enter the transmitted power, cable loss and antenna gain to calculate the EIRP (Effective Isotropic Radiated Power). 5 in (60 - 115 mm) OD round members. There are two antenna types by directionality: omnidirectional and directional antennas. The aim of this. It has a horizontal beamwidth of up to 70 degrees, vertical. 254 mm) that is backed by a conducting ground plane and topped with 64 patch elements in an 8x8 configuration. 4 - 4. The proposed model combines the dual slope path loss model with the departure angle spread model. 0° Downtilt (mechanical) DT[mech] = 1. The AW3363 from Alpha Wireless is a Antenna with Frequency 698 to 790 MHz / 790 to 890 MHz / 890 to 960 MHz / 1710 to 1920 MHz / 1920 to 2170 MHz / 2300 to 2690 MHz, Gain 11. 4 GHz) The calculator will generate the radius of the 1st Fresnel zone only (at the obstacle point or the mid-point), the 60% (no obstacle) radius and the height of the earth curvature at the mid-point of the Total link distance. The beam downtilt below the horizon is adjusted by rotating the hex socket located at the bottom of the antenna - Figure 5). The HPA-65R-BUU-H8 from Communication Components Inc. This tool is designed to calculate the correct dimensions of a microstrip patch antenna if the operating frequency and the dielectric constant of the material used, is known. The Tee attenuator consists of one series resistor at the input and two parallel, one of which is grounded while the other goes to output. The ideal point-source radiates electromagnetic energy in a spherical pattern, so the "maximum" radiated power should be the same in all directions. 3-10 connector which is 40 percent smaller than the 7-16 DIN connector. DOI: 10. The Tee attenuator (T-pad) is a specific type of attenuator circuit which resembles the shape of the letter "T". The Antenna CalculatorforHalf-Wave Dipoles. EIRP, or effective isotropically radiated power, or equivalent isotropically radiated power, is a measurement of output power in one direction from an ideal, one dimensional source. The calculators also calculates the radio horizon. Numerically solvable expressions are derived for such optimal antenna downtilt, which is a function of the BS density. 1109/VETECF. Product Classification Product Type Downtilt mounting kit General Specifications Application Outdoor Color Silver Dimensions Compatible Diameter, maximum 115 mm | 4. Pasternack's RF calculators and conversions section provides engineers valuable and easy-to-use tools ranging from complex mathematical formulas to simple conversions. The free space path loss is the loss in signal strength of a signal as it travels through free space. The most interesting part of the antenna pattern when it comes to tilting. 5:1. ANT-ASI4518R10-1966 Datasheet_new Hex Band Antenna - Free download as PDF File (. As we can see, most of the works that investigated the effect of the antenna downtilt using field trials or. This line of sight calculator calculates how far the horizon is from an antenna placed at a particular height. 12 0. Click on any RF calculator below to get started. 15 0. Wire OR cable Voltege drop Capacitor Charge and Time Constant Calc. Led Beam Angle Calculator Lhq. Visit Fairview Microwave's RF coaxial attenuators page for product details. Load Calculator On Column And Beam Design Lceted Insute For Civil Ers. 11 0. Online Calculators How to Buy Calculations: Downtilt Coverage Radius The downtilt coverage radius can be calculated by the formula listed below, which takes half of the antenna beamwidth in each direction of the downtilt angle from the height of the antenna. 5 x 52. 1 (h4) 1) Locate the furthest point on the roof within the sector coverage angle 3) What is the height of the obstruction. Abstract: Antenna downtilt is often used in cellularized mobile wireless communications systems to reduce inter-cell interference, particularly in a CDMA-based network where all call traffic in all cell sites is simultaneously supported using the same carrier frequency. Kit contains one scissor top bracket set and one bottom bracket set. 안테나 커버리지 & 다운틸트 계산기. The degree of acceptable mechanical downtilt is a function of the antenna’s height ( aperture ), and the tolerable amount of blooming should not exceed 10%. 4 - 4. Downtilt Angle (A) Vertical Beamwidth (BW) Calculate. Micromeritics MCQ. 15. 5:1 you can adjust the decoupling sleeve slightly up or down for the best reading. everything RF has created a series of RF calculators to help engineers and students with common calculations that they need to conduct frequently. OUTPUTS: Antenna Elevation Angle= 71. Line of Sight Calculator. Result: Microstrip Patch Antennas (or simply patch antenna) are increasingly useful because the antenna is printed directly onto a circuit board. ADT=tan−1(hT−hRD)ADT=tan−1(hT−hRD) Router=hT−hRtan(ADT−θBW)2Router=hT−hRtan(ADT−θBW)2 Rinner=hT−hRtan(ADT+θBW)2Rinner=hT−hRtan(ADT+θBW)2 Where: ADTADT= antenna downtilt in degrees hThT= height of the transmitting antenna hRhR= height of the receving ant…This radio horizon vs. Bold red type indicates input values pertaining to your system. It takes earth station longitude and latitude, satellite longitude and delivers antenna azimuth and elevation as outputs. wireless Calculators and wireless converters The section include wireless converters and calculators. The results presented by this calculator are based on input values and basic theoretical principles of wireless. by Peter Delos, Bob Broughton, and Jon Kraft Download PDF Introduction. Antenna vertical. Loss increases with distance, so understanding the FSPL is an essential parameter for engineers dealing with RF communications systems. A 15 dBi. Downtilt Calculator. . 23 mi 0. 23 mi 0. The antenna horizontal pattern is fieldadjustable, forany current or future coverage requirements. Additional benefits of patch antennas is that they are easily fabricated making them cost effective. The Antenna downtilt angle calculator calculates distance from tilt angle and tilt angle from horizon distance. Downtilt Antennas The beam downtilt below the horizon is adjusted by rotating the hex socket located at the bottom of the antenna. pdf), Text File (. An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle for installing a directional…If coverage is needed closer to the tower, antenna height and electrical downtilt can address issues. 18 0. Press Releases. ), the calculator generates the required RX sensitivity and the estimated RX signal strength in the receiver end. Antenna Beamwidth Coverage Calculator Emc Directory. Enter the system Frequency in MHz and then click the 'Calculate' button. Kit contains one scissor top bracket set and one bottom bracket set. Introduction The efficiency of a cellular network depends of its correct configuration and adjustment of radiant systems: their transmit and receive antennas. Frequency. 4 GHz frequency band, and will show a homebrew example of each. is the vertical antenna-gain pattern in the forward direction. Our numerical results show that after applying the optimal antenna downtilt, the network performance can be significantly improved, and hence the ASE crash can be delayed by nearly one order of magnitude in terms of the BS density. Embed. For example, if you wish to input "25000000", just type "25M" instead. 12 0. 6GHz LTE at a later date. antenna coverage calculatorMany researchers have realized that a practical antenna can target its antenna beam towards a given direction via downtilt in the vertical domain, which may effect the network performance [9,16,17]. 5Allows Beam Downtilt. B. However, deploying huge number of antennas in both transmitters and receivers was a great challenge in the past few years. This page was last modified on 11 March 2022, at 12:10. 3. Abstract: The performance of unmanned aerial vehicle (UAV)-enabled networks is generally bottlenecked by severe inter-cell interference and limited backhaul connectivity. As shown in the figure, mechanical tilt results into pattern blooming while electrical tilt suppresses the pattern bloom. 12 0. Calculations: Antenna Downtilt. Here’s some of what’s available that might interest broadcast engineers: antenna downtilt calculator, balanced attenuator calculator, cascaded noise figure calculator, coaxial cable impedance calculator, RF power. 2009. See the quick-reference table below for all compatible SI prefixes. "Antenna downtilt can effectively improve CIR ratio in the coverage area of the base station. 360 GHz, Gain 16. Stancanelli and Francisco R. The electrical tilt achieves this result as it is able to tune individual radiating elements of antenna array. In particular, applying the optimal antenna downtilt can delay the ASE crash by nearly one order of magnitude in terms of the base station density. 0% 0% found this document useful, Mark this document as useful. To calculate the power density of an antenna, one must measure the power/square cm, in space, from the center of the antenna. 11 0. Find out more about Cambium Networks:. * 다운틸트 각도 및 거리 두 가지 케이스로 계산 가능. The surrounding ground is at. NOTE: This is not an antenna for the beginner antenna builder! If you fall into this category, please read the notes at the end of this article. APXVAA4L18_43-U-NA20. 00 feet, Antenna Ht. Antenna Downtilt and Coverage Calculator Pasternack The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to. Please fill the required information on each square. What is down tilt antenna? ∘. -3 2. For further information on this formula, please review the figure below. When travelling, I am often fascinated by the excessive amount of mechanical downtilt. Antenna Downtilt Angle Calculator; Antenna Near Field & Far Field Distance Calculator; Dipole Antenna Length Calculator; Helical Antenna Design Calculator An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle at which to install a directional antenna to reach desired signal strength and coverage between a transmitter and receiver at different heights and some distance away. Wall. 'm'. Find a Partner. Click for more. 901 Section 7. Antenna Downtilt Coverage Radius Calculator. Enter the transmitted power, cable loss and antenna gain to calculate the EIRP (Effective Isotropic Radiated Power). Line of Sight Calculator. Ant. ( Codan MT-4 with 30 watt power amp) at 7200' feeding a Sinclair 210C4 antenna with 2 degrees of downtilt. NOKIA SIEMENS NETWORKS. One means for this, already used in 2G systems, is adjusting the downtilt of the antennas in a way, reducing the interference transmitted and received as much as possible, still ensuring the. 5") ODWide Profile Antenna Downtilt Mounting Kit for 2. pole with a mechanical downtilt of 0°. RF calculations and RF conversions include metric-standard, link budget, coax cable, power, attenuation, frequency and many more.