yaro82. Therefore the lower 3 dB point would be at 7 degrees below the horizon. 344847969 Antenna Downtilt Calculator. Scribd is the world's largest social reading and publishing site. Therefore: 4G mechanical downtilt + 4G electrical downtilt – 0. The omni antenna is usually a vertically polarized antenna, so you cannot have advantages of using cross polarization. WCDMA Link Budget. It also mentions formula or equations used in these antenna tilt angle calculators. 900. It also provides, given a beamwidth, the. Gustavo Cruz Saldaña. ° (degree) Inner Coverage Radius. com Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Find out more about Cambium Networks: Downtilt Calculator; Tv Antenna Design Calculator; This Tool will provide you 5 Items calculation as below: 1. Plot the radiation pattern of a dipole antenna operating at 75 MHz. Downtilt Coverage Radius. (Confirm with. Accurately calculating "Downtilt" By Bryan K. 65° H (Heavy) 120° mounting hardware. Number representing 3GPP ARFCN/EARFCN/UARFCN (frequency) CellMapper is a crowd-sourced cellular tower and coverage mapping service. Electronic Warfare and Radar Systems Engineering Handbook - Antenna Introduction / Basics - RF Cafe PDF) Computer Simulation of a Pyramidal Horn Antenna Using CST MWS | Gabriele Galiero Casay - Academia. Calculate gain of patch antenna Create probe-fed circular microstrip patch antenna - MATLAB Triangular Patch Antenna Calculator - coast-setup57's blog Planes, Gains and Beamwidths - AccelTex Phased Array Antenna Patterns—Part 1: Linear Array Beam Characteristics and Array Factor | Analog Devices Microstrip patch-antennaControlling spreadsheet display terms and be able to describe the functions and usage of each of the following 6. sip. Mortgage insurance: The mandatory insurance to protect your lender's investment of 80% or more of the home's value. Element '38. 361999679. Kit contains one scissor top bracket set and one bottom bracket set. 0 + 0. In other words, Beam width is the area where most of the power is radiated, which is the peak power. Step 3. 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. 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. Category of. When using a magnetic compass keep away from metal. Enter the Height above average terrain . The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. 2. Search inside document . 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. ”. Calculating Antenna Downtilt. Output: The calculator employs SOHCAHTOA to find angles and sides of the triangle ratios entered. electrical downtilt. 4: Antenna Characteristics. RF Calculators & Conversions. Our RF calculators and converters will provide the figures you need for your radio frequency engineering needs. Transmitter Height. English term or phrase: electrical downtilt. 900. 733 680 1 clamp Mast: 380 – 521 mm diameter 5. The answer is the percent increase. jagdeepnehra007. 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. g. Antenna Downtilt and Coverage Calculator. Antenna Coverage. Cut lengths of coax approximately 7/8" longer than the brass element tube. 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. Subtract the initial value from the final value, then divide the result by the absolute value of the initial value. Info: If mechanical Downtilt, it should be at least 2°. The downtilt is most beneficial and the same has been taken into consideration through out our discussion. Antenna downtilt calculations are necessary in many common applications requiring the use of directional RF antennas including cellular networks, distributed antennas systems (DAS. 1710 –2180 +45°/–45° Polarization Height/width/depth 2532 / 269 / 154 mm. CommScope offers a comprehensive assortment of remote electrical downtilt (RET) accessories, including actuators, controllers, grounding kits, bias tees, control cables and junction boxes, and Teletilt® RET system components support AISG 1. Same-day shipping if you order in the next hours!. 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. Trine University. 15 0. Enter your desired frequency (MHz) of operation (i. 1 ° ÷ 57. Wavelength Calculator: Calculate the wavelength of frequency. 18 0. 37 km Over Horizon Over Horizon 1 0. Wide Profile Antenna Downtilt Mounting Kit for 4. xls), PDF File (. The number of bits per Hz = 1. txt) or read online for free. Calculate the lengths of RG-58 (Velocity Factor=0. Section 7: Detailed Parameter Planning: Physical Cell ID (PCI) Planning PCI Collision Free Principle PCI Confusion Free. Loan Amount. Loan Term. 1 Quick Predict Antenna Tool for Ant18dBi - Free download as Excel Spreadsheet (. Link Budget CDMA. 4. 18 0. 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. There is also a Forward Flat Rate Inflation Calculator and Backward. 2957795 °. When using a magnetic compass keep away from metal. pdf), Text File (. Pasternack's RF Calculators and Conversions section provides engineers valuable and easy-to-use tools ranging from complex mathematical formulas to simple conversions. Category of. 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. Join us on the fascinating history of the calculator! Make math easy with our online calculator and conversion site. Calculate distance to horizon (smooth earth) Enter 100. 24 Over Horizon Over Horizon 3 0. 0 our total is 7. 40-50% in capacity were considered. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. Link Calculator 2. Mitofsky. RF Calculator. 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. 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. 2957795. 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. Simply select the quantity of convergence points, adjust the length and select the cable from the menu to create a bill of materials will be generated - showing the minimum amount of items required to configure a system. Base Antenna Height (Hb) Feet. 1 ° ÷ 57. desa watu agung. Besides the downward angle, this tool. As shown above, the 400 MB video file will finish downloading in less than 11 minutes over a stable 5 Mbps connection. Remove the outer jacket and shield from the coax and slide the dielectric and center conductor into the brass tube. sip. Identify the initial value and the final value. • Total Downtilt = Electrical DT + Mechanical DT • Install antenna with accurate mechanical downtilt per calculations • Test and adjust if needed 37 RF Cables • PIM - PIM is defined as the unwanted signal or signals generated by the non-linear mixing of 2 or more frequencies • High PIM means poor reception and limited bandwidth to the. Reset. S. Line of Sight Calculator. To fully understand the results obtained by this calculator, please take a few minutes to read the. Dictionary meaning of tilt is "incline or bend from vertical position". Katrein - Tilt Calculator programme; If this is your first visit, be sure to check out the FAQ by clicking the link above. Thomas, Eugene Visotsky, Frederick W. Coverage Calculator is used to determine the estimate downward angle, measured in degrees, which the transmitting antenna is to be positioned for the best signal strength and coverage. 6dBi in 2. Interest Rate. 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. Advertisement. * Visual Studio Community 2019로 코딩. Longitude of data point in Decimal Degrees (ex. Electrical downtilt enables a uniform reduction in coverage, as it prevents pattern blooming from occurring. 51 in (115 - 140 mm) OD round members. 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. Share. . 29 Over Horizon Over Horizon 2 0. 4GHz, 7. The Antenna downtilt angle calculator calculates distance from tilt angle and tilt angle from horizon distance. ft. Antenna Downtilt and Coverage Calculator This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them. 901 supersedes TR 38. 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. is dustproof and water-resistant. This solution of downtilt is not possible in an omni antenna because of the nature of its radiation pattern. The World Clock – Current time all over the world. Mariam Sow. 5∘ of total downtilt. 3 Imbalanced learning. Kit contains one scissor top bracket set and one bottom bracket set. BSAMNT-2F. According to the standard definition, “The angular separation, in which the magnitude of the radiation pattern decreases by 50% (or -3dB) from the peak of the main beam, is the Half Power Beam Width . 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. Element '38. VBA Introduction in Excel and Access Access and Excel Basic Macro Basic and Internet Help First Case :. 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 for optimal signal strength and coverage. 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. . download - Radio Frequency Systems . Scope of supply Panel and 2 units of clamps. In other words, Beam width is the area where most of the power is radiated, which is the peak power. 8e9,0,1:1:360) bw = 57. The results presented by this calculator are based on input values and basic theoretical principles of wireless. So let's begin by looking at 3 different use cases of increasing high client density and complexity. Downlink scrambling codes. Allows Beam Downtilt. 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. 37 km Over Horizon Over Horizon 1 0. The method includes: receiving statistical infoNumbering a whopping 27, Pasternak says its RF calculator and conversion tools were developed by its engineering staff. electr. 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. Antenna Downtilt and Coverage Calculator Pasternack . 3. Variant. 901' (default) 'isotropic' Antenna element radiation pattern as described in TR 38. (GSM Tilt shouldn't be like UMTS or LTE) Clutter Type (Rural Tilt shouldn't be like Dense urban) May be Transmit power as well ;)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. download - Radio Frequency Systems . TRAINING THAT DESIGNED FOR RF OPTIMIZATION ENGINEER VBA TRAINING VENUE 15 & 16 NOVEMBER 2014 PLACE HOTEL PARAGON JAKARTA TRAINER MARSELINUS MAGTAL. ca Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Electrical downtilt enables a uniform reduction in coverage, as it prevents pattern blooming from occurring. txt) or read online for free. Here, scroll down and click “Windows Store Apps” to expand it, and then click Run the Troubleshooter. 3D Channel Model in 3GPP Bishwarup Mondal, Timothy A. Pasternack's Antenna Downtilt Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle, measured in degrees, Homework Support Solutions Homework Support Solutions is a great way to get help with your homework. For example, an electrical downtilt will make both the front lobe and the back lobe tilt down. RF calculations and conversions include metric-standard, link. Besides the downward angle, this tool will also give you the inner and outer radii of coverage given the antenna's beamwidth. So at 15ft high, say a one story roof, the center of a 2Ghz beam is hitting the ground 214ft away. 0000. Same-day shipping if you order in the next hours!. 4. The vector elements specify the bearing, downtilt, and slant, respectively. 2. xlsxResult: Free Space Path Loss (FSPL) calculations are often used to help predict RF signal strength in an antenna system. Step 4. These radio frequency calculators help with unit conversion, attenuator design, antenna design, radars, and various other basic calculators. Reset. 8 in (60 - 70 mm) OD round members. 23 mi 0. Touch device users, explore by touch or with swipe gestures. txt) or read online for free. 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. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. You should use this calculator as a tool to understand. Please note that this calculator is only valid for far-field calculations. 10 10. xls), PDF File (. Simply enter an amount and the year it pertains to, followed by the year the inflation-adjusted amount pertains to. Page ID. Antenna Downtilt Calculator. For example, to calculate the return rate needed to reach an investment goal with particular inputs, click the 'Return Rate' tab. Caixa de ferramentas para infras autônomas e provedores comunitários - caixadeferramentas/ferramentas. 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. ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. This calculator will determine the correct antenna downtilt angle given the heights of the antennas and distance between them. Optimum downtilt angles were observed to vary between 3:5--10:5- depending on the network configuration. docx), PDF File (. The 5G New Thinking (5GNT) DCMS funded 5G T&T project commenced in May 2020, this will be building upon the many achievements and learnings gained from the 5G RuralFirst (5GRF) project Phase 1 and Phase 2, which ran from June 2018 up until September 2019. xlsx), PDF File (. RF calculations and conversions include metric-standard, link. Do all your RF calculations using this application. beamtilt calculator estimates your radio antenna beam downtilt options based on antenna height above average terrain (HAAT) and vertical beamwidth. 5 Mbps using 250 KHz channel. Countdown to Any Date – Create your own countdown. This angle, measured in degrees, influences the coverage area and signal strength of the antenna. 7:15 is 7. 11:56. For further information on this formula, please review the […] A GSM antenna operating at 900MHz consists of eight stacked dipole antennas (3/4λ apart) fed by an ordinary corporate feed, producing a broadside radiation pattern. 0 kg 3. Antenna Downtilt and Coverage Calculator Pasternack The Antenna Downtilt and Coverage Calculator (aka Antenna Tilt Angle Calculator) is used to determine the approximate downward angle,. RF Calculator. Nice antenna coverage calculator from All About Circuits. ”. Basic Path Analysis Tool. Ultima Forte; test about 3g; Optimi_x-AFP license; MA10 Signalling tool document & Nokia 3g docs; Download CDMA link budget (by Lucent) UMTS optimization book; PATHLOSS. Noise Factor to Noise Figure Calculator. The present invention provides a method, a device, and a system for optimizing a tradeoff between capacity and coverage of a network. Calculate Radio Horizon, Center of Vertical Beam horizon and 3 dB point beam horizons. By everything RF. This calculator will determine the correct antenna downtilt angle. For example, if you wish to input "25000000", just type "25M" instead. 8. The total score summed from all leaves is used to calculate the uncertainty of this instance. To get maximum line of distance you need to enter the height of the antenna. This particular band is considered since it has received much interest and. **Note: All of our calculators allow SI prefix input. 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. It also provides, given a beamwidth, the inner and outer radius of. 6214 miles. 4. Wide Profile Antenna Downtilt Mounting Kit for 2. Save Save Downtilt Calculator For Later. An Antenna Downtilt and Coverage Calculator, or Antenna Tilt Calculator, aids the user by providing an approximate downward angle at which to install a. 49. 8. Then, display the polarpattern properties. A GSM antenna operating at 900MHz consists of eight stacked dipole antennas (3/4λ apart) fed by an ordinary corporate feed, producing a broadside radiation pattern. 8° Weight 26 kg / 28 kg (clamps incl. Downtilt calculator is used to calculate the antenna downtilt necessary to point the main beam of the antenna at the desired coverage area Path balance calculator and design signal strength objectives is used to determine the design signal strength requirements necessary to provide coverage on a street, in a vehicle, and in a building. For example, if the IMSI is 311980000002918, you would take the last 12 digits "980000002918" and convert it to hex, which would equal "E42C8D5366“. 24 Over Horizon Over Horizon 3 0. 0% 0% found this document not useful, Mark this document as not useful. 11 0. Section 6: 5G Downtilt Planning Antenna Tilt Types -Mechanical Tilt -Electrical Tilt -Preset Electrical Tilt -Mechanical Tilt Total 5G Beam Downtilt Same Coverage of SSB and CSI-RSRP Beams 5G RF Downtilt Planning Principles. ft. CONICAL HORN ANTENNA GAIN CALCULATOR. The Radar Designer app is an interactive tool that assists engineers and system analysts with high-level design and assessment of radar systems at the early Determine math questions. Enter the Vertical Beamwidth ° (degree) Required Show Formulas Downtilt Calculators assist in determining the optimal angle for an antenna’s tilt concerning the horizontal plane. Noise Figure to Noise Temperature Calculator. fKey algorithm comparison. Numerically solvable expressions are derived for such optimal antenna downtilt, which is a function of the BS density. 344847969 Antenna Downtilt Calculator. 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. The Antenna CalculatorforHalf-Wave Dipoles. Reset. Diameter (D) of Antenna m. Mitofsky. Nyankoye Apollinaire Loua. 5x106 / 250 x103 =6 bits/Hz Then 64 QAM is required. 5G RuralFirst demonstrated the technical feasibility of using neutral hosting and shared. 12. Download Free PDF. A D T = t a n − 1 (h T − h R D. 8° Weight 26 kg / 28 kg (clamps incl. (10. pdf), Text File (. 3 for 42 – 115 mm diameter. Frequency to Wavelength. The system designer can use mechanical (e. Reset. 0 Release 15 5 ETSI TR 138 901 V15. ANTENNA DOWNTILT CALCULATOR 855-276-5772 I kpperformance. They can not reflect all aspects of real installation. We . Where: r represents the radius of the first Fresnel zone. You should use this calculator as a tool to understand. Input the values into the formula. 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. 15 min × (1 hr / 60 min) = (15/60) hr = 0. -177 4. txt) or read online for free. ft. 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. 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. Which is the correct azimuth for a satellite dish? The dish pointing calculator gives the required azimuth angle both relative to true north and relative to magnetic compass north. Please note that this calculator is only valid for far-field calculations. Downtilt Angle. 29 Over Horizon Over Horizon 2 0. 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. Diameter (D) of Antenna m. 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. Same-day shipping if you order in the next hours!. Calculate. They can not reflect all aspects of real installation. 15 0. In order to accurately calculate for downtilt, one needs to know the vertical beamwidth of the. The parabolic reflector antenna gain is calculated as the gain over an isotropic source. 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. U. A microstrip patch antenna is one of the most popular microwave antennas. The Tee attenuator (T-pad) is a specific type of attenuator circuit which resembles the shape of the letter "T". xls), PDF File (. This calculator will help you determine the approximate downward angle (degrees) for a transmitting antenna in order to propagate signals with optimal strength and coverage. -123. Procuct Brochure. 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. 20 Over Horizon Over Horizon 4. e. The Antenna Downtilt Calculator should work well for very short links, but. Wide Profile Antenna Downtilt Mounting Kit for 2. Pattern bloomin g becomes significant past 3∘ of mechanical downtilt, which corresponds to 6. To calculate the UE MAC address, convert the last 12 digits of the IMSI number to hex, and then prefix it with 8A. yaro82. Mounting bracket for cylindrical pipe installations (60-115mm pipe diameter) for fix mechanical tilt applications. Omni’s can be useful but the area of coverage vs. is/three-nines)A GSM antenna operating at 900MHz consists of eight stacked dipole antennas (3/4λ apart) fed by an ordinary corporate feed, producing a broadside radiation pattern. This Tool will provide you 5 Items calculation as below: 1. In order to accurately calculate for downtilt, one needs to know the vertical beamwidth of the antenna. Basic Path Analysis Tool. ca Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. 8e9,0,1:1:360) bw = 57. The Antenna downtilt angle calculator calculates distance from tilt angle and tilt angle from horizon distance. 2A EP12875979A EP2838289B1 EP 2838289 B1 EP2838289 B1 EP 2838289B1 EP 12875979 A EP12875979 A EP 12875979A EP 2838289 B1 EP2838289 B1 EP 2838289B1 AuthorityWeb-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. To start viewing messages, select the forum that you want to visit from the selection below. 2957795 ° / rad. Antenna downtilt angle calculator uses height (in feet) and distance (in miles). 0 hours plus 15 minutes. The required bandwidth is then B = (4 KHz) 10 + (500 Hz) 9 = 44. Moreover, the corresponding downlink capacity gains varied between 0-58%. Dears, Please do you have Advanced Down-Tilt Tool (Macro or exe file, etc) That calculate required Down-Tilt values to cover X Meters but to be advanced that take in considerations: Operating Freq. Search inside document . Equation. 1 mile = 1. The downtilt is depicted in the figure-1. The equations to calculate phase shift across the array for beam steering were derived and shown graphically. , changing the phase of each element electrically) to tilt the radiated beam, as shown in Figure 23. 8. It assumes there is nothing between the radio signals and the antenna horizon. For downtilt mounting use the clamps for an appropriate mast diameter together with the downtilt kit. Therefore the lower 3 dB point would be at 7 degrees below the horizon. Download now. No description available .