doc / . and Canada (866) 727-8376 International +1 (949) 261-1920US9426677B2 US14/529,916 US201414529916A US9426677B2 US 9426677 B2 US9426677 B2 US 9426677B2 US 201414529916 A US201414529916 A US 201414529916A US 9426677 B2 US9426677 B2 US 9426We would like to show you a description here but the site won’t allow us. yaro82. The system designer can use mechanical (e. 87 6 0. hermann_cuadros. 3 for 42 – 115 mm diameter. Equation. To calculate the power density of an antenna, one must measure the power/square cm, in space, from the center of the antenna. The Antenna downtilt angle calculator calculates distance from tilt angle and tilt angle from horizon distance. xls), PDF File (. The Antenna Downtilt Calculator should work well for very short links, but. The results presented by this calculator are based on input values and basic theoretical principles of wireless. txt) or read online for free. Any use of this system in violation of the UScellular Code of Conduct or applicable laws is unauthorized and may constitute a violation of the Federal Computer Fraud and Abuse Act. d1 stands for the distance from the transmitter to the point of interest. yaml at master · coolabnet/caixadeferramentasTo convert ° to rad, use the conversion factor. 1 = 57. Note: The final […]Waveguide Calculator (Rectangular) Fairview Microwave's Waveguide Calculator provides the cutoff frequency, operating frequency range and closest waveguide size for a rectangular waveguide based on the custom inputted broad wall width. Inputs. ft. [bw, angles] = beamwidth (hx,1. 0 Tutorial. The signal coverage range of an antenna can be controlled by adjusting. to get a +12 frame advantage, it turns out you actually only need 149. ft. 37 km Over Horizon Over Horizon 1 0. By everything RF. The tabs represent the desired parameter to be found. Pasternack's Antenna Downtilt Calculator (aka Antenna Tilt Angle Calculator) is . com, a global distributor of electronics components. Enter your desired frequency (MHz) of operation (i. To find out how long to make each leg of a Dipole antenna, dividing the frequency in MHz into 468 will give the overall length. 0 our total is 7. The calculator is based on the antenna patterns from conventional Allgon antennas (ALP series) at 8, 15, 30, and 60 vertical beamwidth. For example, to calculate the return rate needed to reach an investment goal with particular inputs, click the 'Return Rate' tab. This antenna tilt angle calculator also provides, given a beamwidth, the inner and outer. Our RF calculators and converters will provide the figures you need for your radio frequency engineering needs. 24 Over Horizon Over Horizon 3 0. pdf), Text File (. Dorbert N3ST . 5 Mbps using 250 KHz channel. Mortgage insurance: The mandatory insurance to protect your lender's investment of 80% or more of the home's value. RF Calculator. Tems-Coordinate-Converter. yaro82. Downtilt can be accomplished using the following methods: Mechanical downtilt: This process involves physically adjusting an antenna’s pole-mount brackets, using a digital. Downtilt Calculator. SINAD to ENOB Calculator. The tilt angle or distance can be calculated by providing the base antenna height Hb, remote antenna height Hr and either the tilt angle or distance. Downtilt Calculators assist in determining the optimal angle for an antenna’s tilt concerning the horizontal plane. 25 to the 7. WCDMA Link Budget. Wide Profile Antenna Downtilt Mounting Kit for 2. 4 - 4. Our RF calculators and converters will provide the figures you need for your radio frequency engineering needs. Antenna Calculators: Antenna Downtilt Angle Calculator | Antenna Downtilt Coverage Calculator | Antenna Near Field Distance Calculator | EIRP - Effective Isotropic Radiated Power | Helical Antenna Design | Line of Sight Calculator | Microstrip Patch Antenna Calculator | Parabolic Antenna Gain Calculator. variants. See the NIST outdoor propagation calculator PropCalc for a comparison of several empirical propagation loss models. To convert ° to rad, use the conversion factor. 4 - 2. 23 mi 0. Check your answer using the percentage increase calculator. xls / . Cut lengths of coax approximately 7/8" longer than the brass element tube. - Pi Attenuator Calculator. Advertisement Remove ads, dark theme, and more with Premium. Only scrambling codes k = 0, 1, , 8191 are used. Step 3. 04. g. **Note: Like our stripline impedance calculator, all of our RF calculators allow SI prefix input. RF Calculator. Countdown to Any Date – Create your own countdown. Radar Maximum Range Calculator • Electrical, RF and Electronics Calculators • Online Unit Converters CHAPTER 5 MICROWAVE ANTENNA - ppt download Solved: 5. English to Spanish translations [PRO] Tech/Engineering / Antennas. exe. Only users authorized by UScellular may access this system. 11 0. TRAINING THAT DESIGNED FOR RF OPTIMIZATION ENGINEER VBA TRAINING VENUE 15 & 16 NOVEMBER 2014 PLACE HOTEL PARAGON JAKARTA TRAINER MARSELINUS MAGTAL. 66) required for each dipole. 901' (default) 'isotropic' Antenna element radiation pattern as described in TR 38. 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. Remote Antenna Height, Hr (input2 in feet) : Distance between antennas, D (input3 in miles) : Antenna Downtilt angle (output in Degrees) : EXAMPLE of antenna downtilt angle calculator: INPUTS: Hb= 120 feet , Hr = 80. 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. Built-in antennas are optimized for horizontal ceiling mounted orientation of the AP. 3. Legal disclaimer: This calculator is designed to be an informational and educational tool. 2. Omni’s can be useful but the area of coverage vs. txt) or read online for free. then divide both sides of the equation by rad, to get the conversion ratio. Noise Temperature to Noise Figure Converter. dBm to Watt: Tool to convert the dBm to Watt unit 3. 0 kg 1. 0. 3dBi in 6GHz. In other words, Beam width is the area where most of the power is radiated, which is the peak power. yaro82. Electrical downtilt enables a uniform reduction in coverage, as it prevents pattern blooming from occurring. ERICSSON GSM Data Access (per TRX) ERICSSON UMTS Data Access (per Cell) ERICSSON LTE FDD Data Access (per Cell) MV support Not support Support NOKIA UMTS Data Access (per Cell) Indoor and Outdoor Differentiation. Downtilt Calculator ; Subscribe To Our Newsletter. Print. Enter. Calculate the lengths of RG-58 (Velocity Factor =0. When using a magnetic compass keep away from metal. This paper uses electrical. Scope of supply Panel and 2 units of clamps. If the antenna were misaligned by only 1 degree (antenna downtilt angle of 3 degrees, which is 1 downtilt degree less), then the outer cell radius would be calculated to be 1140m. Antenna Downtilt and Coverage Calculator determines the correct antenna downtilt angle given. 60934Km , 1 Km = 0. For example, if you wish to input "25000000", just type "25M" instead. Specifications. 53 - 5. Then array factor and element factor were defined with observations of how the number of elements, the spacing between elements, and the beam angle impacts the antenna response. Antenna Electrical downtilt is widely used in mobile communication networks for changing antenna radiation pattern and coverage area when downtilt angle is changed, thus the main lobe of the. Embed. Antenna Downtilt Calculator used to determine the approximate downward angle, measured in degrees, that the transmitting antenna is to be positioned at for optimal signal strength and coverage. Number representing 3GPP ARFCN/EARFCN/UARFCN (frequency) CellMapper is a crowd-sourced cellular tower and coverage mapping service. In other words, Beam width is the area where most of the power is radiated, which is the peak power. The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned for optimal signal strength and coverage. 8° Weight 26 kg / 28 kg (clamps incl. Antenna Downtilt Coverage Radius Calculator. Electrical downtilt enables a uniform reduction in coverage, as it prevents pattern blooming from occurring. xlsxResult: Free Space Path Loss (FSPL) calculations are often used to help predict RF signal strength in an antenna system. Result. 148772936 Atoll 3 1 2 Automatic Cell Planning Module. Converting from minutes to decimal hours. g. Salvar Salvar Antenna Downtilt Calculator para ler mais tarde. 6214 miles 1 feet = 0. DESCRIPTION; ALL VARIANTS @ Advertisement Remove ads, dark theme, and more with Premium. If you have no particular preference within a given ham radio band, then simply enter its center frequency (i. Each of the following tabs represents the parameters to be calculated. and Canada (866) 727-8376 International +1 (949) 261-1920Online Calculators How to Buy Calculations: Antenna Downtilt The tilt angle or distance can be calculated by providing the base antenna height Hb, remote antenna height Hr and either the tilt angle or distance. Compared to utilization of a static network-wide downtilt angle, dynamically chang-ing downtilt angle can further boost the system capacity by 20–30% under certain circumstances [14]. I also shook the cobwebs off my algebra and came up with a nifty Down-Tilt Frame. The Date Calculator adds or subtracts days, weeks, months and years from a given date. 00 feet, Antenna Ht. pdf), Text File (. Category of. 0 kg 3. Info: If mechanical Downtilt, it should be at least 2°. Wide Profile Antenna Downtilt Mounting Kit for 2. ANTENNA DOWNTILT CALCULATOR Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Then, display the polarpattern properties. txt) or read online for free. A microstrip patch antenna is one of the most popular microwave antennas. This is the easiest and fastest way to control an antenna’s pattern, but the downside is that. Power Density Calculator - Electrical Engineering The center of mass is also known as the center of gravity if the object is in a uniform gravitational field. 63. 901 Section 7. sip. Mitofsky. Antenna Downtilt Angle Calculator Antenna Near Field Distance Calculator Line of Sight Calculator; Popular Calculators dBm to Watts Calculator Watts to dBm Calculator Patch Antenna Calculator RF Attenuator Calculator VSWR Calculator Radar Range Calculator; Advertisement. This angle, measured in degrees, influences the coverage area and signal strength of the antenna. Transmitter Height: Meters Receiver Height: Meters Kilometers Beamwidth (deg): Result: ⤵ Downtilt Angle: (Total Antenna Downtilt) Inner Coverage Radius: (Lower Side Loop) Outer Coverage Radius: (Upper Side Loop) Others to see: CONVERSION TOOLS 2. The Antenna Downtilt Calculator should work well for very short links, but. Dictionary meaning of tilt is "incline or bend from vertical position". pdf), Text File (. Calculate. Frequency. Identify the initial value and the final value. Check part details, parametric & specs updated 25 SEP 2023 and download pdf datasheet from datasheets. The system will then calculate the distance or the angle for you. 15 0. can you share rf-vu. pdf. Antenna Downtilt Angle Calculator. Plot the radiation pattern of a dipole antenna operating at 75 MHz. Specifically, with the optimal antenna downtilt. 15 0. 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. S. 3 Imbalanced learning. years months. Procuct Brochure. The omni antenna is usually a vertically polarized antenna, so you cannot have advantages of using cross polarization. Calculate distance to horizon (smooth earth) Enter 100. pdf), Text File (. A microstrip patch antenna is one of the most popular microwave antennas. ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. The parabolic reflector antenna gain is calculated as the gain over an isotropic source. . pdf), Text File (. (Confirm with. Thomas, Eugene Visotsky, Frederick W. 8192 codes are divided into 512 groups, each of which. Formula of Downtilt Calculator The formula utilized by the Downtilt Calculator is: Downtilt Angle (θ) = arctan ( (H2 – H1) / D) Where: This calculator determines the correct antenna downtilt angle given the heights of the antennas and distance between them. Wide Profile Antenna Downtilt Mounting Kit for 2. Calculations: Antenna Downtilt. When selecting an antenna for a particular application, these factors should be considered. For example, if you wish to input "25000000", just type "25M" instead. 9dBd gain antenna for a frequency of 155 MHz. ft. Antenna down tilt calculator and coverage tool. The calculator provides an estimate of the isolation provided by two vertically separated antennas. These multiple solutions are possible because each contributor is a vector having both. yaro82. In order to accurately calculate for downtilt, one needs to know the vertical beamwidth of the antenna. Antenna downtilt angle calculator uses height (in feet) and distance (in miles). Most of the time, the cells work normally in real cellular networks, and the network fault is a rare event, therefore the gathered fault data are often imbalanced. RF Calculators; Antenna Downtilt Angle Calculator; Antenna Downtilt Angle Calculator. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network, which relate to the field of communications, so as to implement the object of optimizing the capacity and coverage of a cell and effectively controlling the coverage hole and coverage overlap performance of the entire network. edu Parameters of an antenna-beamwidth - YouTube Horn Antenna for the. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. *Results of. Calculator. 10-50 Mbps. The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned for optimal signal strength and coverage. 18 0. 2957795 °. SLA uptime and downtime calculator. and plot the polar pattern for an elevation cut at 0° azimuth. Beamwidth ° (degrees) Outputs. Pasternack's Power Density Calculator is designed to give the power density, in Watts per square meter, at a given distance, output power and antenna gain. ft. All of our tools covering finance, education, health, cooking, and more are free to use! Our easy to use calculators deliver fast, reliable results on any device. RF Calculator. Step 3. Note: If you select a waveguide size from the dropdown below, the broad wall width will be automatically calculated along with the other results. Antenna Downtilt Calculator. You are on page 1 of 2. 0% 0% found this document useful, Mark this document as useful. US20150057005A1 US14/529,916 US201414529916A US2015057005A1 US 20150057005 A1 US20150057005 A1 US 20150057005A1 US 201414529916 A US201414529916 A US 201414529916A US 2015057005 ACalculate the directivity magnitude, azimuth, and elevation angles from a helix's radiation pattern at 2 GHz. ca Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Downtilt Angle. Antenna Downtilt and Coverage Calculator. g. 4 - 4. Adding the 0. - Tee Attenuator. 901 version 15. 13. 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. Basic Path Analysis Tool. Calculate the lengths of RG-58 (Velocity Factor =0. SHOW MOREAntenna Downtilt Calculator Beamwidth - Radartutorial Parabolic antenna - Wikiwand Setting the elevation angle of dish. pdf), Text File (. pdf), Text File (. Our theoretical and numerical results show that after applying the optimal antenna downtilt, the network performance can be improved significantly. xlsx), PDF File (. Antenna Height (H in feet) Feet. The method includes: receiving statistical infoNumbering a whopping 27, Pasternak says its RF calculator and conversion tools were developed by its engineering staff. . pdf), Text File (. ”. The Antenna downtilt angle calculator calculates distance from tilt angle and tilt angle from horizon distance. Antenna Downtilt Calculator. 37 km Over Horizon Over Horizon 1 0. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. λ indicates the signal's wavelength in the medium, usually given in meters. Downtilt Coverage Radius. Andrea M. The antenna downtilt and coverage calculator (also known as antenna tilt angle calculator) is used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned. Calculate. Section 7: Detailed Parameter Planning: Physical Cell ID (PCI) Planning PCI Collision Free Principle PCI Confusion Free. 17 1. Frequency to Test(MHz) Vertical Separation (Unit of Measure) Note: The values indicated above are approximate because of coupling which exists between the antenna and tower transmission line. Line of Sight Calculator. LTE RNPS Air Interface Overhead Analysis. 63 mi 2. The tilt applied on the upward is referred as uptilt and the tilt applied on the downward side is referred as downtilt. WCDMA Link Budget. A typical collinear with 5 dBd gain has approximately a 14 degree vertical beamwidth. Share. 15. 3. Antenna beamwidth is the angular measure of the antenna pattern coverage. An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle at which to install a. 1 Quick Predict Antenna Tool for Ant18dBi - Free download as Excel Spreadsheet (. and Canada (866) 727-8376 International +1 (949) 261-1920 Online Calculators How to Buy Calculations: Antenna Downtilt The tilt angle or distance can be calculated by providing the base antenna height Hb, remote antenna height Hr and either the tilt angle or distance. Accurately calculating "Downtilt" By Bryan K. If the object has uniform density, the center of mass is the geometric center of the object, which is called the centroid. 6214 miles. 737 976 1 downtilt kit Downtilt angle: 0° – 8° 5. Unit Type . The downside of this method is that it will create an effect called pattern blooming, which. 8s Monthly: 43m 28s Quarterly: 2h 10m 24s Yearly: 8h 41m 38s Direct link to the page with these results: uptime. 15. Downtilt Angle. Downtilt Calculator - Free download as Excel Spreadsheet (. using polarpattern and specify a title to the plot. EP2838289A1 EP12875979. Join our newsletter and receive updates upon our newest and feature products, all the information on our trade shows. 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. 17 1. Open navigation menu The effect of downtilt in RF coverage and signal strength is discussed in this section. Element '38. The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the. This calculator will determine the correct antenna downtilt angle given the heights of the antennas and the distance between them. 2A EP12875979A EP2838289B1 EP 2838289 B1 EP2838289 B1 EP 2838289B1 EP 12875979 A EP12875979 A EP 12875979A EP 2838289 B1 EP2838289 B1 EP 2838289B1 AuthorityUse the beamwidth function to calculate the beamwidth of the antenna. Following is the input guide that will help you to know how to use this SOHCAHTOA triangle calculator: Input: Among 6 input fields, enter only two in their respective fields. Besides the downward angle, this tool. the electrical antenna downtilt can not be simulated. Down-tilt calculatorMechanical Downtilt: This is the fastest and easiest way to control an antenna’s pattern. Touch device users, explore by touch or with swipe gestures. The total score summed from all leaves is used to calculate the uncertainty of this instance. Here, scroll down and click “Windows Store Apps” to expand it, and then click Run the Troubleshooter. Fairview Microwave's RF calculators and conversions section provides engineers valuable and easy-to-use tools ranging from complex mathematical formulas to simple conversions. , physically adjusting each antenna element pole mount) or electrical downtilt (e. Link Budget CDMA. lowest order propagation mode in a circular waveguide is te 11 which offers minimal degradation of signals the possible tm modes in circular waveguides are tm1710 –2180 +45°/–45° Polarization Height/width/depth 2532 / 269 / 154 mm. 55). Our goal is to become the one-stop, go-to site for. beamtilt calculator estimates your radio antenna beam downtilt options based on antenna height above average terrain (HAAT) and vertical beamwidth. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. 4GHz, 7. ), the calculator generates the required RX sensitivity and the estimated RX signal strength in the receiver end. Link Budget is a way of quantifying a communication link's performance while accounting for the system's power, gains, and losses for both the transmitter (Tx) and receiver (Rx). Downtilt Calculator - Free download as Excel Spreadsheet (. Audio Calculators Roundtable Toolbox Air Absorption Calculator Rita Merlijn: It keeps me from losing my sanity; allows Merlijn: Import an impulse response and apply me to verify what I can expect from changes in virtual filters to the loudspeaker response. rs dam. The downtilt is depicted in the figure-1. 1 ° ÷ 57. Frequency to Wavelength. No description available . 5G RuralFirst demonstrated the technical feasibility of using neutral hosting and shared. is dustproof and water-resistant. The calculator provides an estimate of the isolation provided by two vertically separated antennas. Step 4. JBL’s Line Array Calculator software application is used to calculate the. Antenna Downtilt Coverage Radius Calculator is used to compute the inner & outer signal coverage diameter of any area by using the height of antenna, Downtilt angle and vertical beamwidth. Where: r represents the radius of the first Fresnel zone. xls), PDF File (. Reset. 900. 20 Over Horizon Over Horizon 4 0. 5 KHz f- Calculate the QAM modulation required to transmit 1. If the dielectric constant of the material is not known, you can choose to put in the velocity of. S. Kit contains one scissor top bracket set and one bottom bracket set. Additionally, it can save money by. h = helix; [D,az,el] = pattern(h,2e9); Here, az = the angle from the positive x -axis to the directivity vector's orthogonal projection onto the xy plane, moving in the direction towards the y-axis. 2957795. The Inflation Calculator utilizes historical Consumer Price Index (CPI) data from the U. electr. When the antenna is tilted down, we call it ‘downtilt’, which is th. Reset. 0% 0% found this document not useful, Mark this document as not useful. 23 mi 0. Download Calculator APKs for Android - APKMirror Free and safe Android APK downloads Info: If mechanical Downtilt, it should be at least 2°. In order to accurately calculate for downtilt, one needs to know the vertical beamwidth of the. 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. Kit contains one tilt top bracket set and one bottom bracket set. Advertisement. When the antenna is tilted down, we call it ‘downtilt’, which is the most common use. BSAMNT-2F. 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. Use this calculator for basic calculations of common loan types such as mortgages, auto loans, student loans, or personal loans, or click the links for more detail on each. Trine University. To calculate the UE MAC address, convert the last 12 digits of the IMSI number to hex, and then prefix it with 8A. The method includes: receiving statistical information and a first count that are sent by a base station; establishing at least one coverage cluster; calculating cluster values of all the coverage clusters; acquiring an. Gustavo Cruz Saldaña. antenna height must be closely matched. Operational conditions in the GSM network suggest that a 6∘ electrical downtilt is desirable. txt) or read online for free. net's sole focus is to provide fast, comprehensive, convenient, free online calculators in a plethora of areas. 4: Antenna Characteristics. End Amount. txt) or read online for free. Antenna Downtilt and Coverage Calculator. 2A EP12875979A EP2838289A1 EP 2838289 A1 EP2838289 A1 EP 2838289A1 EP 12875979 A EP12875979 A EP 12875979A EP 2838289 A1 EP2838289 A1 EP 2838289A1 AuthorityEP2838289B1 EP12875979. Create a default dipole antenna. 0 Release 15 5 ETSI TR 138 901 V15. 262,143 scrambling codes can be generated. okThe estimate takes into account the situation--line of sight (LOS) or non-LOS (NLOS)--and general terrain and environment using more or less detail, depending on the particular model. The calculator provides an estimate of the isolation provided by two vertically separated antennas As mentioned below the Ubnt omni's have between 2 and 4 degrees of downtilt, and between 7-12 degrees of vertical beamwidth. Numerically solvable expressions are derived for such optimal antenna downtilt, which is a function of the BS density. 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 ante…Downtilt Calculator Radio Horizon vs Beamtilt Calculator This radio horizon vs. 8. com The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, which the transmitting antenna is to be positioned for optimal signal strength and coverage. MCS in TD LTE - Comparison Between WiMAX and TD-LTE V4 0(20120924)Finance Calculator. 2. Outputs. For example, if the IMSI is 311980000002918, you would take the last 12 digits "980000002918" and convert it to hex, which would equal "E42C8D5366“. download - Radio Frequency Systems . A D T = t a n − 1 (h T − h R D. downtilt. Wide Profile Antenna Fixed Tilt Mounting Kit for 2. Muhammad Shahid. Antenna Downtilt and Coverage Calculator - Electrical Engineering & Electronics Tools. 4 - 2. Our RF and microwave calculators and converters will provide the figures you need for your radio frequency engineering needs. 3048 meters , 1.