Coplanar Waveguide Calculator. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. 13mm (depends on manufacturer's specs) and you get a trace width of ~0. Free Polar to Cartesian calculator - convert polar coordinates to cartesian step by stepTo estimate the cost of your PCB design optimization, you can use a PCB design software tool, such as KiCad. Microstrip line is a widely used transmission line and for the appropriate transmission its characteristic impedance has to be calculated while using it in RF design & circuits. 08 Mar 2020: Included 7% EPF calculation. The simplest type of PCB antenna is the loop antenna. Garenne Park St. 0. 0 ()' 0 0 K k K k E Z r η = (4) where = h w k 2. Microstrip Impedance Calculator. This parameter is used for the loss calculations. 5% of their employees' monthly earnings. Impedance in your traces becomes a critical parameter to consider during stackup design for high-speed PCBs, but the. Calculate Microstrip impedance for given PCB parameters. Description. PENGIRAAN PCB TAHUN: PERNAH BEKERJA SEBELUM INI DALAM TAHUN SEMASA. Crosshatch is a ‘non-ideal’ return path and is difficult to model accurately. Available for the full range of Polar software, 12 and 24 month contracts automatically renew at the anniversary. Borang PCB TP1 2023. Figure 2. z = r ( cos ϑ + i sin ϑ ) r = √x 2 + y 2 ϑ = tan -1 (y / x) x, y – triangle sides. The polar radius is provided as: 5. CAM350, GerbTool, Polar Impedance Calculator. Reference: R. 5oz to 2oz), and minimal spacing between layers to 3mil. 17 Mar 2018: Introduced PCB Schedule Mode where PCB amount will match LHDN PCB Schedule. With our resources and experience, we have what it takes to meet your project needs from concept to production and also be your. If VSWR is known, then the reflection coefficient (Γ), return loss (RL), and mismatch loss (ML) is calculated by using following formulas. So you may find the PCB prototype price of 1 piece the same as 10 pieces. Access to the PCB calculator. 08. Calculation Method. chamberlain@polarinstruments. " Learn more about the calculator here. 99ohms. Polar Impedance Calculator. dBm Chart SI Prefixes Ohms Law. These tools can be used to show you the total impedance of a circuit block in your design as well as how a circuit block affects the magnitude and phase of an input signal. With nonlinear circuits, you will need to use more advanced analyses. 23. Use formula C = (ε * A) / d for estimation. Sample coupon — Gerber Data mpcd1345. reischer@polarinstruments. 31 Jan 2018: Official Jadual PCB 2018 link updated. 17 Mar 2018: Introduced PCB Schedule Mode where PCB amount will match LHDN PCB Schedule. Step 1. To understand the workings of PCB antennas, one must know different types of antennas. Ideal for both rigid and flex-rigid stackups The Si8000m is a boundary element method field solver that builds on the familiar easy to use user interface in earlier Polar impedance design systems. Fax +43 7666 20041-20 . All About Circuits is the largest online electrical engineering. ) 2019. Austria +43 7666 20041-0. 08 Mar 2020: Included 7% EPF calculation. t. The values provided above are inserted into the equation below and computed. Alternatively, you may change the Calculate For option to Bonus Only, this will show the exact. With these results, we. 03. The Heart Rate Monitor Interface (HRMI) is an intelligent peripheral device that converts the ECG signal from the Polar Heart Rate Monitor (HRM) into easy-to-use heart rate data. The trace width can then be calculated by re-arranging this formula to determine the cross-sectional area that. Download page for useful programs of Multi PCB Ltd. Differential Pair Impedance Calculator With PCBWay impedance calculator, you can calculate the approximate impedance of your PCB / high frequency circuit board. Helical or Helix Antennas transmit a circular polarized wave. We offer an easy-to-use Signal Layer Estimator that will eliminate your complicated design delays. “The Surface Microstrip Impedance Equation”. What a Differential Pair Impedance Calculator Misses. Microstrip line is a widely used transmission line and for the appropriate transmission its characteristic impedance has to be calculated while using it in RF design & circuits. ) This note describes the steps necessary to install and activate the hardware key. Version 4 series is accurate to the IPC-2152 but may be too conservative in many cases. 3. -. The total contribution, both by employees and employers, is capped at 1% of the employees'. Battery Life. Select Calculate and Order from your Eurocircuits account – This will open the PCB Visualizer. Majikan yang ingin membuat lhdn Potongan Cukai Bulanan pcb ini perlu mendaftar akaun EPCB 2023 terlebih dahulu. Modeling approximation can be used to design the microstrip trace. Aichereben 16. PCB Impedance Calculator. For 2m of trace, this results in 40 traces. com) was closed on Wednesday, September 20, 2023. I’ll show you in a minute why just part of the symbol isn’t good enough. For anyone. Get the free "Convert Complex Numbers to Polar Form" widget for your website, blog, Wordpress, Blogger, or iGoogle. 1: Electronegativities of the elements. By understanding the microstrip transmission line, designers can. The Cartesian coordinates x and y can be converted to polar coordinates r and θ with r ≥ 0 and θ in the interval (− π, π] using the following formulas: r = x2 +y2− −−−−−√, θ = arctan(y x). If the capacitor of the PCB design is charged, the charge will accumulate on the bipolar plate of the capacitor of the PCB design. . This PDF file provides a comprehensive checklist of DFM guidelines for rigid PCBs, covering topics such as board size, shape, layers, drill holes, solder mask, and more. The IPC 2221 calculator incorporates an equation and a singular graph to compute the current of the trace. ∣z∣ = a2 +b2. We recommend the software from Polar Instruments if you want to get exact impedance calculation. 30 Dec 2018: Updated PCB calculator for. This tool allows you to create, edit, and simulate your PCB design, and provides. calculate the impedance and capacitance of PCB traces. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. Sample coupon — Gerber Data mpcd1345. Select the box with the geometry that you would like to calculate. AP115. This statistical converter for the complex number to polar form is provided for your personal use and should be used as a guide only. PENGIRAAN PCB TAHUN: PERNAH BEKERJA SEBELUM INI DALAM TAHUN SEMASA. A coplanar waveguide calculator will operate in one of two ways. Removed YA2017 tax comparison. To access these features, simply open your layer stackup in the PCB Editor and click on the Impedance tab. PCB stackup calculator. Use the mark command or the Mark button: Then click the location you want to measure from. These vias and conductors will affect the impedance seen by signals throughout your board. This is particularly helpful during the PCB design and layout stages. calculate the impedance and capacitance of PCB traces. The Si9000 frequency-dependent calculations can be refined using extended substrate data. With the Multi-CB impedance calculator, you can calculate the approximate impedance dimensioning of your PCB / high frequency circuit board. 30 millimeters. The stripline impedance calculator provided below is useful for gaining an initial estimate of trace impedance for striplines. a- The Loop antenna. Accurate and easy to use, Polar Si8000m makes designing impedance. When it comes to the equations, you simply need to use the following: W = frac {A} {1. J. The Polar Form Calculator only needs a single input. 21. 053mm = 0. The Sierra Circuits Impedance Calculator uses the 2D numerical solution of Maxwell’s equations for PCB transmission lines. What this means to you is that at the resonant frequency, depending on whether the circuit is in parallel or series, the impedance is the highest or the. 4mm PCB for a trace width of 0. L-C Resonance. Part number. We recommend the software from Polar Instruments if you want to get exact impedance calculation. The surface finish is neglected. For PCB fabricators Speedstack PCB interfaces with the industry standard Polar Si8000m PCB Controlled Impedance Field Solver. g. So, follow my step-by-step below on how to calculate PCB using the PayrollPanda PCB calculator. License All 1 2 Free. degree radian. Advanced Circuits has been the leading PCB quick turn manufacturer since 1989. A A is the cross section area, in mils 2; and. 11. In the example below: KiCAD PCB calculator says 119,5 Ohm with new formular is 106,7 Ohm polar field solver calculates 101 OhmPolar Flow. Compute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. Speedstack Si 2023 Stackup / Insertion Loss Field Solver. The PCB internal/external trace resistance shall be calculated according to the following formula: R = (ρ * L / (T * W)) * (1 + α * (TAMB – 25 °C)) Where: R is the trace resistance [Ω] ρ is the resistivity parameter, whose value for copper is 1. The calculator is largely based on IPC 2221B standard, table 6-1. Most popular calculators don’t even have a box height parameter. Sampson Guernsey Channel Islands GY2 4AF ENGLAND email: polarcare@polarinstruments. The JLCPCB Impedance Calculator computes track width values and recommended stack-ups from user-input values of board layer, thickness, copper weight, target impedance, trace spacing (for edge-coupled pairs), and impedance trace to copper gap (coplanar waveguides). This calculator is designed to calculate the characteristic impedance of a microstrip - a flat conductor suspended over a ground plane with a dielectric between them (see diagram below). 09. • The capacitance and electrolysis of aluminum come up with polarity. By understanding the microstrip transmission line, designers can. It renders fairly accurate results suitable for use in. License: All 1 2 | Free. At Koch companies, we are entrepreneurs. This calculator can calculate the impedance and. PCB design software needs to include. Salary Calculator Malaysia PCB, EPF, SOCSO, EIS and Income Tax Calculator 2023. PCB Calculator 2022 – Monthly Tax Deduction for Payroll HRMS in Malaysia. There are some advantages to using a microstrip transmission line over other alternatives. ) 2019. : gross monthly salary +any allowance subject OT / 26 days (minimum hourly rate according to the Employment Act for payroll calculator malaysia but employers can pay a more) /. Designers and fabricators are increasingly concerned with the effects on PCB transmission line losses of the surface roughness of the copper layers within a stackup. ->. Edge Coupled Stripline Differential Impedance Calculator. 17 Mar 2018: Introduced PCB Schedule Mode where PCB amount will match LHDN PCB Schedule. With t = 35 um (typical for copper with plating on a pcb), Z odd drops to 44 ohms, according to LineCalc. Thumbnail. Candor’s free PCB calculator is a trace-width measurement tool that calculates the trace width for printed circuit board conductors. 04. The required inputs are the Dk value for the dielectric constant of the PCB substrate, and the. Testing with Test Coupons. Polar Speedstack is the pre-layout stackup tool of choice for many high end fabricators, value added brokers and OEM base PCB Technologists and features greatly enhanced productivity: Enables design rule checking early in the design process. Run the installation package to install it to your computer. l = tr x 2 in/ns. In addition the TRC100 can calculate resistance of rectangular or trapezoidal traces made of materials other than copper. Board fabricator stackup is imported into CR-8000 Design Force. 076 0. θ — Angle of the polar coordinate, usually in radians or degrees. 54. The order of preference in the choice of reference planes is. BGA land calculator based on the IPC-7351A specification. since i have trie in many tools. Enter the relative permitivity, width of the trace, the ground plane spacing, and the substrate thickness to calculate the characteristic impedance. If you want a thinner microstrip, you need to reduce the substrate height using one of the following solutions: Use a thinner 2-layer PCB, for example 0. ImpedCalc is a simple, easy to use, handy tool specially designed to offer users a transmission line Impedance Calculator. Overview. Calculates the bandwidth of a digital signal and maximum trace length, using the IPC-2251 method or the frequency domain method, for transmission line effects. It includes a link and license for Polar’s Si8000m, using the proven Polar Si8000m multipleKALKULATOR PCB INLAND REVENUE BOARD MALAYSIA ; NAME ; NEW IDENTITY CARD NO. An RfD is an estimate of a daily exposure to the human population (i. Calculate the impedance of PCB traces quickly and easilly using DigiKey's Trace Impedance Calculator. Hello All, I have prepared an useful PCB spreadsheet ,Which contains the following most useful PCB calculators. 22mm. 00. The Cartesian coordinates x and y can be converted to polar coordinates r and θ with r ≥ 0 and θ in the interval (− π, π] using the following formulas: r = x2 +y2− −−−−−√, θ = arctan(y x). Because they are not enclosed, these PCB microstrips have a lower power handling capability and higher loss, thus allowing you to calculate a microstrip’s height and. All About Circuits is the largest online electrical engineering communities in the world with over 700K engineers, who collaborate every day to innovate, design, and create. PCB Toolkit Version 4 series: This version uses the IPC-2152 “conservative” chart for finding conductor current vs. The Track's Routing Follows Component's Rotation. The Si9000e is built on the same proven boundary element field solving platform as the PCB fabrication industry standard Si8000m. The surface finish is neglected. JLCBCB, Eurocircuits) don't have calculator for specific layer stack combination, They say us, use POLAR, or other expensive tool. *Comparisons show minimal differences to ADS linecalc and Polar Instruments Quicksolver industry standard tools. It implements a sophisticated algorithm for computing an average heart rate. Our very brief discussion of complex impedance and the polar form of complex impedance underlines both the mathematical complexity involved with calculating impedance and tough problems that we encounter with impedance. Fault finding conformal coated boards. 80 mm. The Si9000 frequency-dependent calculations can be refined using extended substrate data. 74mm. The templates include single and sequential lamination build-ups (HDI-1, HDI-2, HDI-3, and HDI-4). 04 Feb 2018: Employment Insurance Scheme (EIS) deduction added. With PCBWay impedance calculator, you can calculate the approximate impedance of your PCB / high frequency circuit board. Build a model from experimental data of impedance vs. The edge couple differential symmetric stripline transmission line is a common technique for routing differential traces. When in doubt, use 1 for copper, . 04 Feb 2018: Employment Insurance Scheme (EIS) deduction added. You can also define the supply nets and use the Tools menu to provide average track impedances and route lengths. CITS measurement systems have been. The stackup can be validated in Zuken’s DFM Center before release to manufacturing. To convert from the rectangular to the polar form, we use the following rectangular coordinates to polar coordinates formulas: r = √ (x² + y²) θ = arctan (y / x) Where: x and y — Rectangular coordinates; r — Radius of the polar coordinate; and. Available for the full range of Polar software, 12 and 24 month contracts automatically renew at the anniversary. Si Excel for Si8000m 2021. 01 and above you can include values for surface roughness in frequency dependent calculations. It delivers a value for Zdiff which is close to the polar fieldsolver output. The formulae for converting between polar and Cartesian coordinates are as follows: Converting. A PCB impedance calculator uses field solvers to accurately approximate impedance values. A microstrip width calculator can calculate the width of a microstrip. Electronegativity is a dimensionless number; the greater the electronegativity value, the greater the attraction for shared electrons. The Si9000e extends the capability for multi GHz designs Polar's interconnected tools for impedance controlled PCBs are designed for OEMs and fabricators who are concerned with PCBs running in the popular 100MHz to 3GHz region, especially those with applications where signal reflection rather than insertion loss is the main criteria from a signal integrity perspective. Gain peace of mind as our PCB calculation and EPF contribution rates are updated and accurate (as of 2023). IPC-2221 Trace Width Calculator. This is lower than the impedance of the line on its own as the influence of the equal and opposite polarity of the two propagating signals make the structure behave as though an extra ground plane has been added vertically between the traces. The Si8000m adds enhanced modelling to predict the finished impedance of multiple dielectric PCB builds and also takes into account the local variations in dielectric constant on close spaced. Our free impedance calculator for coplanar waveguide can help you with your design features to ensure your PCB is working as you intend. Selection Criteria. To use it, first select thetolerance of the resistor: 10%, 5% or equal or smaller than 2%. This is used for making relative dielectric constant measurements using a Vector Network Analyser. It includes a link and license for Polar’s Si8000m, using the proven Polar Si8000m multiple dielectric boundary element field solver to provide the impedance data for the stack. PCB Impedance design and stackup package: The SB8000 is an attractively priced package of SB200 Professional and S8000m controlled impedance design system. Current lags the voltage by 26. Bandwidth Calculator & Max PCB Trace Length Calculator. Using this calculator, you can find the resonant frequency, which means that you can disregard the reactive impedance (reactance) and only pay attention to the resistive impedance (resistance). Simons, "Coplanar Waveguide Circuits, Components, and Systems", Wiley. Re: POLAR SI9000e and Sarturn PCB. In Altium, with 1oz copper on the top and plane layers, and 0. 44, c = 0. Pay this PCB amount, right down to the decimal point. It includes a link and license for Polar’s Si8000m, using the proven Polar Si8000m multiple dielectric boundary element field solver to provide the impedance data for the stack. eu. ) 2019. PCB is RM 2754. In addition to incorporating Polars proven insertion loss field solver capability, Speedstack Si allows rapid import and export of. The truth is that it depends on your application. It includes a link and license for Polar’s Si8000m, using the proven Polar Si8000m multipleKalkulator PCB Lembaga Hasil Dalam Negeri. Don’t forget to check out our other. The best way to make things clear is to put the complete diode symbol in the silkscreen to indicate polarity. EIS is not included in tax relief. Polar - Polar. Rebuild Plane Automatically. This table is not available anymore and. PCB signal integrity, stackup and controlled impedanceThe Difference Between PCB Core vs. To calculate the impedance, I use Saturn PCB impedance calculator software, Inc - PCB Toolkit V8. IPC-2141 equation for characteristic trace impedance. Ideal for both rigid and flex-rigid. Agilent's LineCalc tool calculates Z odd = 50. Calculate the electronegativity difference (ΔEN) and average ( EN) of the two electronegativities, and use the table below to determine the bond type and polarity. For an exact calculation we use the software of the market leader Polar instruments GmbH – please contact us. This parameter is used for the loss calculations. Z-planner Enterprise contains a stackup calculator which ensures signal integrity across a PCB for various controlled impedance models to quickly simulate electrical performance based on the current stack up configuration. Try This New Tool. 5189 1 12 1 Mechanical PTH 1 2 2 Laser PTH 12 11 2 Laser PTH. If the length of the trace is also provided, the total resistance, voltage drop, and. In either editor, the Polar Grid Editor dialog is opened from the Grid Manager dialog. If wrongly placed, it will disrupt the functionality, can cause component failures, or even turn the board non-functional. There is also tight coupling to solid planes. Example 01: Find the modulus of z = 6 +3i. There are some advantages to using a microstrip transmission line over other alternatives. By understanding the microstrip transmission line, designers can. Features of our Stackup Designer. The Si8000m adds enhanced modelling to predict the finished impedance of multiple dielectric PCB builds and also takes into account the local variations in dielectric constant on close spaced. Modulus Argument Type Operator . Speedstack is a versatile PCB layer stackup design tool featuring powerful and easy to use graphical stackup editing capabilities. With the development of science and technology,. 35. With our resources and experience, we have what it takes to meet your project needs from concept to production and also be your complete electronic engineering partner no matter how. Testing with Test Coupons. Simons, "Coplanar Waveguide Circuits, Components, and Systems", Wiley. The calculator uses the given current and temperature rise to calculate the trace width parameters. Now I'd like to get into this topic and the first task would be to create a ~ 10cm board to board interconnect flex PCB with 90 ohm (USB) and 100 ohm (LVDS) controlled impedance traces on it. It consists of a thick core (about 42 mils) and 2 prepreg layers (7 mils each). Sierra Circuits Impedance Calculator employs a 2D numerical solution of Maxwell’s equations for PCB transmission lines. 0048, while for internal traces, K equals 0. Graph functions in two, three, and four dimensions, explicit. With these results, we. An easy to use calculator that converts a complex number to polar and exponential forms. Hello All, I have prepared an useful PCB spreadsheet ,Which contains the following most useful PCB calculators. In the Grid Manager, select a Polar Grid (or create one by selecting the Menu button and choosing Add Polar Grid ). For the same employee, monthly PCB for salary alone will be RM 130, so the tax for bonus is RM 650 - RM 130 = RM 520. It can also convert complex numbers from Cartesian to polar form and vice versa. 01. For visible traces, K equals 0. ->. Related Symbolab blog posts. Your core is effectively one or more prepreg laminates that are pressed, hardened, and cured with heat, and the core is plated with copper foil on each side. Note: The results are only for approximation and rough estimation, the final values and the. 05 that is free software and very famous among designers. PP/006 PrePreg 1080 0. 378tA. 2mm, copper thickness from 18μm to 210μm (0. Bandwidth Calculator & Max PCB Trace Length Calculator. The Si8000m adds enhanced modelling to predict the finished impedance of multiple dielectric PCB builds and also takes into account the local variations in dielectric. Employers are also required to contribute a matching amount of 0. Our free impedance calculator for coplanar waveguide can help you with your design features to ensure your PCB is working as you intend. At its heart is an STM32L476 low-power ARM processor and a Sharp. Polar Calculator Home. If you are looking for a reliable PCB board. In the PCB calculator, most of the Transmission line calculations are quite good. PCB Coplanar Waveguide Calculator RF PCBs can be complex boards that need careful interconnect design and layout. eu. • Polarity of the tantalum capacitors is determined by positive and color band marking of the components on PCB and diagonal marking. Solid planes. Graph functions, plot points, visualize algebraic equations, add sliders, animate graphs, and more. In both cases, you’ll need to enter your stackup information into the calculator to get accurate results. Thickness:1ounce. These equations are. 0 / Polar Graph v19. The stackup can be validated in Zuken’s DFM Center before release to manufacturing. Designers often do not have access to the latest tools (or any tools in some cases) to calculate proper impedance values for their designs. electronic engineers can make your ideas happen! Saturn PCB Design, Inc. When in doubt, use 1 for copper, . You may decline renewal by giving 60 days' notice prior to the contract anniversary. Though this is an "imaginary" or "virtual" ground its influence is the same as a real copper wall. This Javascript web calculator calculates the resistance, voltage drop, and power loss of printed circuit board vias. Try This New Tool . However, an online Parallel and Perpendicular Line. Thickness: Thickness of the stripline conductor. Phone: +44 (0)1425 489 111 / +49 (0) 8104 628 0. Speedstack PCB 2023 Stackup / Impedance Field Solver. You can see all of your training and activity data on your phone on the go, and sync them wirelessly to Polar Flow. 15 is difference with 2675. Expect a large variation of. The Insertion Loss Tools brochure introduces the Polar Instruments' solutions for measuring and modeling the insertion loss of PCBs, including the Si9000e field solver, the Atlas insertion loss test system and the Speedstack PCB stackup design tool. 8222, 0. 10 Dec 2021: Updated PCB calculator for YA2021 and 9% EPF calculation. You type an equation and Graphing Calculator draws it for you without complicated dialogs or commands. 725. THESE FORMULAS ARE. The Polar Form Calculator is an online calculator that takes complex numbers and expresses them in their polar form. Polar Instruments provides a brief overview of this topic, and the IPC-2141 equation and Wheeler's equations are listed in this article. 8% EPF contribution removed. 2E-6 Ohm-cm. 27 Oct 2017:. θ — Angle of the polar coordinate, usually in radians or degrees. Si8000m PCB Impedance Field Solver 2022 v22. Modulus Argument Type . There are four different types of impedance used in characterizing differential trace impedances. It will also calculate the trace internal temperature at any depth into the board. zip (170k) AP117. Width of trace:100 mills. The number of chlorine atoms and their location in a PCB molecule determine many of its physical and chemical properties. When you are faced with faultfinding a conformally coated PCB it is essential that the coating is carefully cleaned from the PCB prior to attempting to diagnose the fault. INPUT DATA. Add Teardrop Automatically. 58, it says a 50ohm trace is 0. Calculate the impedance of PCB traces quickly and easilly using DigiKey's Trace Impedance Calculator. MicroMega Solutions is a software and services company located in central Florida. To convert this the polar to rectangular calculator use the formula: $$ X = r * cos θ, y = r * sin θ $$. ENGLAND . Choose the Speedstack variant most applicable to you. The impedance calculator from Becker & Müller is a tool to approximate the dimensions of conductor impedance. Incidentally, the trace thickness parameter does have a significant effect. The calculator is set up to handle an asymmetric arrangement, where traces are not centrally located in the PCB layer stack. Similar forms are listed to the right. 011mm (11um). Make sure you get started with high speed PCB routing using our transmission line impedance calculator applications. It lacked the HP-41C's expandability but it offered, a two-line dot matrix screen with customizable menus, greater speed, smaller size, and a lower price as compensation. The spreadsheet contains the following PCB calculators:There are a few rules that we recommend users abide by when using the crosshatch configuration of the Si8000m and Si9000e field solvers and Speedstack PCB Stackup Builder. Position of the first conductor is defined by the distance from the top grounded plate. polar coordinates calculator. 127mm of prepreg between them, Er 4. Si9000e graphing, roughness goal seek, sensitivity analysis projects, trace resistance vs. This will set a reference point, you'll see that a new box appears between the standard coordinates. The approximate formulas are provided along with restrictions on the relative size of the various parameters. Many Polar customers request frequency-dependent impedance modelling, with particular reference to transmission line losses – the result is the Si9000e. Accurate and easy to use, Polar Si8000m makes designing impedance. Please note that all registered data will be deleted following the closure of this site. 10 (Free educational utility – requires Microsoft Excel TM 2010 or above). PCB stackup calculator. This calculator uses the following formulas for converting the values between the VSWR, return loss, reflection coefficient, and mismatch loss. The microstrip is a very simple yet useful way to create a transmission line with a PCB. Relative Dielectric Constant ( εr ): Track Width (S):. Our tool has the following features that will help you to design a reliable build-up: It has a library of stack-up templates.