RF Calculators & Converters. Pasternack Publishes New RF Calculators and Conversion Tools to Pasternack. 6, Dielectric Height is 0. dBV. trace geometry, and use this to calculate. Wavelength. Who We Are; Careers; Contact. The Coil32 for Android and the cross-platform Coil64 makes it possible to calculate the self-capacitance and Q-factor of the. RF Coaxial Cable Impedance Calculator with Formula. For doing a in-lbs to nm conversion for torque enter the. Exceptional customer service and technical support are on hand to support our customers for Pasternack RF broadband / wide band coupler and tapper product line. 156 [3. Pasternack RF isolators are passive 2-port microwave devices that help protect radio frequency components excessive current or signal reflection. Enter the power in watts (W), current in amps (A), select power factor (PF) from 0 to 1 with a 0. Router R o u t e r = outer radius of coverage. The nice part about coax is that it can be bent and flexible unlike most pcb transmission lines. SMA connectors from Pasternack are available in straight, radius right angle or right angle versions, as well as, press in, bulkhead, 2 hole panel, 4 hole panel or mountless. Standard Gain Horn Waveguide Antennas. For example, if you wish to input "25000000", just type "25M" instead. When looking at noise figure (NF) calculator output, it measures degradation of the signal-to-noise ratio (SNR), caused by components, such as amplifiers, in an RF signal chain. Expert technical support and friendly customer service personnel are always here to assist you. Our RF and microwave calculators and converters will provide the figures you need for your radio frequency engineering needs. Pasternack’s new RF calculators and RF conversion tools are now live on the company’s website. 14. These equations are. has held the reputation of being an industry leading ISO 9001:2008 manufacturer and global supplier of RF and microwave products. Tank circuits are especially useful due. A simple, but quite useful calculator, to determine how many times further your RF link can go given a number of dB increase (or decrease) in power. Please visit to begin using them now. Same-day shipping if you order in the next hours!Pasternack has created 27 new RF calculators that were developed by the engineering staff at Pasternack to provide the users and buyers of RF components a valuable and easy-to-use resource while in the planning or designing phases of their projects. The microstrip is a very simple yet useful way to create a transmission line with a PCB. Just enter the given values for trace thickness, substrate heights, trace width, and substrate dielectric. G t = Gain of the Transmitting Antenna. 45 for gold. Maximum DC current for our bias tees ranges from 200 mA to 7,000 mA (milliamps). It is important to note that all of the inputs into the Antenna Downtilt & Coverage Calculator should be in the linear units either inches, feet, yards, miles, centimeters, meters, or kilometers. Components and Cable Assemblies. Waveguides. For a more accurate analysis, use ANSYS HFSS or similar programs. For example, if you wish to input "25000000", just type "25M" instead. 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. RF Skin Depth Calculator with Formula. com, 866-727-8376 US and Canada or +1-949-261-1920 International). 8/20/2014. N-Way Power Divider Calculator Pasternack. at (91) 80 252 00383. Pasternack Enterprises RF adapters are available in quick disconnect (QD), push-on or standard interface as well as straight, 45 degrees right, radius right. com, 866-727-8376 US and Canada or +1-949-261-1920 International) Try our Parametric Search →. …Learn the fundamentals of radio frequency engineering with these lecture notes from ECE 513, a graduate-level course offered by the University of Delaware. Get more. A group of engineers at Pasternack developed 27. (Image: Pasternack/Infinite Electronics International, Inc. [1]Discover (and save!) your own Pins on Pinterest. 10 -3. **Note: All of our calculators allow SI prefix input. 10 -3. com, 866-727-8376 US and Canada or +1-949-261-1920 International) Try our Parametric Search →. 8/20/2014. A beautiful, free online scientific calculator with advanced features for evaluating percentages, fractions, exponential functions, logarithms, trigonometry, statistics, and more. A tank circuit refers to an LC circuit in which the inductor (L) is placed in parallel with the capacitor (C). This can be built into a FLEXI-BOX and a transmission line (50 Ohm track) PCB is available which easily adapts for this circuit with one simple trimming. Our coaxial RF isolators act as a unidirectional trap, isolating a source and load so that any reflected energy at the load is trapped or dissipated. 03 34. A microstrip patch antenna is one of the most popular microwave antennas. **Note: Like our bridged tee calculator, all of our RF calculators allow SI prefix input. **Note: All of our calculators allow SI prefix input. A balanced RF. Operating above the cut-off frequency that results in interference in signal propagation. of RG58. Toll-free: 866-PASTERNACK (866-727-8376) Customer Testimonials 60 GHz Systems and RF Filters RF/Microwave Calculators & Conversions. This RF/microwave system Cascade Analysis Calculator is an easy to use design analysis tool. Tee (T) attenuator calculator from Pasternack allows you to determine the resistor values (R1 & R2) for a the RF component. 3Ω using the Pasternack calculator. Antenna linksSince 1972, Pasternack Enterprises, Inc. How Far will 5G Reach? OneSDR is reader-supported. 11Watts to Volts calculator. If you ignore the gain at either end, i. 7 GHz Rated at 10 Watts PE2092 from Pasternack Enterprises is available for same day shipment from our Irvine, CA location in the United States. Pasternack carries a variety of panel and patch antennas which can be seen here. Please note that this calculator is only valid for far-field calculations. Either the desired impedance at a specific frequency is used to determine the waveguide width, or the width is entered and the impedance is calculated. The above formula is to calculate the gain of a parabolic dish antenna where: D = The Diameter of the Dish. This can be especially felt in the. Antenna Gain is the measure of amount of boost provided to the input sigal by the antenna. The important thing in radios is not the signal strength, but rather the. 5 dBi Gain N Female In put Connector ships worldwide from the. Pasternack's RF Free Space Path Loss (FSPL) Calculators is the ideal measurement tool that allows loss or attenuation of signal strength calculations between two antennas. Irvine, CA (PRWEB) September 09, 2014 -- Pasternack Enterprises, Inc. 0 64W +47 50. Welcome to the Broad River Rehab MDS Calculator! With this calculator you can explore how different items in the MDS effect reimbursment. Pasternack offers off-the-shelf availability and same-day shipment of over 20,000 standard and hard to find parts as well as custom cables. In terms of how these calculators work, the impedance of a transmission line in a PCB can be calculated in four ways: Use the R, L, C, G parameters from the Telegrapher’s equations to calculate the impedance of the transmission line. For this reason, there are two possible solutions to the value of the resistors used, one larger than the system impedance and one smaller. Created: 16 October 2022. The calculator shown below uses Wadell’s equations for differential impedance, which can be found in the seminal textbook Transmission Line Design Handbook. Gain. The free space path loss calculator takes into account the gain on both the receiving and transmitting antennas. Expert technical support and friendly customer service personnel are always here to assist you. 1-866-PASTERNACK (1-866-727-8376) US and Canada only • +1-949-261-1920 International • Email sales@pasternack. Patch antenna online calculator. 3. As an example, your 500mW (27dB) transmitter is putting out 1dB less than it should (26dBm, or 400mW), what effect does that have on range? Answer: 0. RG223/U part number from Pasternack is a RG223 coax cable that is flexible. Pasternack's RF calculators and conversions section provides engineers valuable and easy-to-use tools ranging from complex mathematical formulas to simple conversions. Coaxial cables are extremely useful transmission lines as the coaxial nature of the transmission line provides relatively efficient transmission from DC to a cut-off frequency, which is a function of the geometries of the coaxial components of the cable. Free Online Pasternack's Reflection Attenuator Calculator allows you to determine the two possible resistor values (R1 > Z0 & R1 < Z0) for a reflection attenuator (measured in Ohms). For local technical support and to purchase cable assemblies in India, please contact Spur Microwave Inc. Pasternack online RF calculators , conversions and formulas are well suited for radio frequency designers and engineers who need answers to complex RF questions. **Note: Our calculators, like this Pi (pad) RF attenuator calculator with formulas, allow SI prefix input. RF circulators are also unidirectional, but circulate the flow of energy from each port to its clockwise adjacent port. dBμV − 20 ⋅ log10(Z) = d B μ V − 20 ⋅ l o g 10 ( Z) =. $101. 4 miles (2. From Pasternack's microstripline calculator and the test way above: 50 Ohm stripline on 1. 206 mm. Our waveguides are low loss transmission lines capable of handling high power with high isolation. Visit the Pasternack RF coaxial attenuators page for product details. 0 50WThe stripline impedance calculator provided below is useful for gaining an initial estimate of trace impedance for striplines. 15 dB. , an industry-leading manufacturer and supplier of RF, microwave and millimeter wave products, has created and published a new set of RF calculators and conversion tools to assist engineers with answering complex RF-related product and design questions that arise on a daily basis. Our cables are designed to fit a wide range of performance. It also provides, given a. ANTENNA DOWNTILT CALCULATOR Antenna Height: 75ft Antenna Beamwidth: 7° Downtilt (°) Inner Radius (miles/km) Outer Radius (miles/km) 0 0. Pasternack's Microstrip Patch Antenna Calculator determines the length and width (in millimeters) of a rectangular patch antenna. dB. Pasternack Introduces New Lines of Attenuators and RF Loads Operating to 65 GHz. Step 3: Calculation of the Effective length. Noise figure to/from noise temperature calculator from Pasternack will produce either noise figure or noise temperature, depending on the input type. Pasternack Enterprises offers the broadest and deepest inventory of RF and microwave components available. Thank you for your support. Same-day shipping if you order in the next hours! U. By understanding the microstrip transmission line, designers can. As you adjust the width of the line, you can eventually get the microstrip impedance calculator to converge on. com, [email protected] venders offer a simple online calculator, where you enter the desired operating point, and it returns the dimensions. The inductance, reactance and admittance calculator from Pasternack finds these results given the operating frequency and either the inductance or the reactance as per the formula. Rinner R i n n e r = inner radius of coverage. For example, if you wish to input "25000000", just type "25M" instead. P refl = Reflected signal from target . 727 p asernaom 50 Ohm Conversion Table dBm V Po dBm V Po dBm mV Po dBm µV Po +53 100. 7 GHz, Insertion Loss . Bulk quantities shipped same day. Pasternack's RF Skin Depth Calculator are measurement calculation tools that allow you to input custom values, or choose from a list of commonly used material. λ = The wavelength of the Antenna in meters. Standard gain horn antennas from Pasternack are ordered with a waveguide to coax adapter attached to it, known as a connectorized horn antenna. Mark S. 02 36. It is a value that is dependent on the distance, frequency and the gains in the system. Calculator normalises all distances to miles and feet during calculations. **Note: All of our calculators allow SI prefix input. Bulk quantities shipped same day. The edge couple differential symmetric stripline transmission line is a common technique for routing differential traces. 'm'. Free Space Path Loss assumes the space between the two antennas is an obstruction free, line-of-sight straight path through the air. Pasternack's Microstrip Calculator computes a microstrip's height/width ratio, impedance and relative dielectric constant for a microstrip transmission line. Our coaxial cable impedance calculator allows you to enter the outer diameter dielectric width, Inner conductor diameter width and either the dielectric constant or velocity of propagation (VoP) values. The IPSS-M is an MDS prognosis calculator that combines genomic profiling with hematologic and cytogenetic parameters, improving the risk stratification of patients with MDS. , a manufacturer and supplier of RF, microwave and millimeter wave products, has created and published a new set of RF calculators and conversion tools to assist engineers with answering complex RF-related product and design questions that arise on a daily basis. e the transmitting and receiving end, then the FSPL would just be a factor of the frequency and distance. 118 mm, the length is 3. com. Description. 7 GHz. The Link Budget accounts for all factors that affect the transmission of a signal which would include gains and losses from amplifiers, the transmitter, various mediums, up to the sensitivity of the receiver. 23 mi 0. 4 miles (2. This could be a transmitter signal chain, receiver signal chain, or really any RF system. The characteristic impedance (Z o) of coplanar waveguide with ground or microstrip lines with signal side ground plane can be calculated using the active calculator or the equations at the bottom of the page. 4 to 2. (sales@pasternack. A: I sold the business on 12/31/1992 & stayed with the company until early in 1995. 08 27. For example, if you wish to input "25000000", just type "25M" instead. It includes a Coaxial Cable Loss Calculator with pre. This will also provide the time delay the cable provides for a signal and also the capacitance and inductance per. 96] Jacket: Material FEP Diameter, in [mm] 0. Pasternack's unit of measure conversion calculator allows you to convert common metric and standard values, such as length, power, temperature, torque and weight (mass) measurements. Pasternack RG223 flexible coax cable is 50 Ohm and has a PE dielectric. Pasternack's N-Way Power Divider Calculator allows you to calculate the total path loss (in dB) you can expect based on the number of output ports on an RF power splitter device (up to 16 ports). Pasternack's Skin Depth Calculator returns skin-depth as a function of a material's resistivity and permeability, as well as the application. 0 GHz – 6. Pasternack's RF Power Conversion Calculator allows you to convert RF input power and RF output power values from variables such as milliwatts (mW), Watts, dBm, dBW, millivolts (mV), and Volts. , an industry-leading manufacturer and supplier of RF, microwave and millimeter wave products, has created and published a new set of RF calculators and conversion tools to assist engineers with answering complex RF-related. This calculator is helps calculate the value of the resistors R1, R2 and R3 in a T-pad and Pi-pad attenuator. G (Rx) = The Gain (dBi) of the Receiving Antenna. Frequency ratings for our RF dividers range from DC to 26. I found a table of dielectric constants for a long list of chemicals, of which Delrin (polyacetal resin, also known as acetal or polyoxymethylene) is listed as polyacetal resin. Compared to waveguides, microstrip is generally has a lower power handling capacity, and higher losses due to the fact that it is not enclosed. 0 80W +48 58. Gain Horn Antennas are often used in test and measurement applications and are often used to measure the performance of other antennas for certification, compliance, or other measurement applications. The coax is a good way to create a transmission line. INPUTS Dielectric Constant, Ε r: Trace Width, w in mils : Trace separation, d in mils : Trace thickness, t in mils : Dielectric thickness, h in mils : OUTPUTS Characteristic impedance in Ohms : Differential microstrip impedance in Ohms : *Note: This calculator is valid for (W/h) in range from 0. When in doubt, use 1 for copper, . See the quick-reference table below for all compatible SI prefixes. The calculator is set up to handle an asymmetric arrangement, where traces are not centrally located in the PCB layer stack. Pasternack's Free Space Path Loss Calculator calculates the loss (in dB) between two antennas where the gain, distance and frequency are known. 8/5/2014. Step 1: The Power Density of the plane wave incident on the receive antenna which is at a distance ® from the transmitting antenna, can be calculated by: Step 2: We assume that the transmit antenna has a gain (Gt), then the power density becomes: Step 3: We assume that the receive antenna has an effective aperture of Ae. For local technical support and to purchase waveguides in India, please contact Spur Microwave Inc. Pasternack's Skin Depth Calculator returns skin-depth as a function of a material's resistivity and permeability, as well as the application frequency. For example, if you wish to input "25000000", just type "25M" instead. The Pasternack facility certified to ISO 9001:2015 ships all bias tees / bias Ts from stock the same day you order them. This Pasternack 2 watts N type male load / termination is rated for a maximum frequency of 18 GHz. Link budget feasibility to. Go to "Contact Us" Page. Rinner = hT − hR tan(ADT + θBW) 2 R i n n e r = h T − h R t a n ( A D T + θ B W) 2. Pasternack’s new RF calculators contain another value-added feature that proves useful for engineers looking to take the results of their calculations to the next step of purchasing product that. Result. The Link Budget Calculator provides an opportunity to make initial assessments of various link parameters to successfully close intended links. Coax Attenuation Chart – W4RP Coax Cable Signal Loss (Attenuation) in dB per 100ft* Loss* RG-174: RG-58: RG-8X: RG-213: RG-6: RG-11: RF-9914: RF-9913: 1MHz: 1. Power Added Efficiency (PAE) Calculator Explained >. com, 866-727-8376 US and Canada or +1-949-261-1920 International). Pasternack's bridged tee attenuator calculator (can also be called bridged T attenuator) allows you to determine the resistor values (R1 & R2) measured in Ohms. , a manufacturer and supplier of RF, microwave, and millimeter-wave products, has created and published a new set of RF calculators. Following equation or formula is used for RF budget calculator. This is based on the height, dielectric constant of the dielectric and the calculated width of the patch antenna. VSWR (voltage standing wave ratio, sometimes pronounced "viswar"), is the ratio of the maximum standing wave amplitude at one node to the minimum amplitude at another node in a system. Result: **Note: Like our CRA calculator, all of our RF calculators allow SI prefix input. 92mm (Type K) connectors available. Hits: 6396. Tags: Rubber Duck. Result. When in doubt, use 1 for copper, . US made and TAA compliant. Contact us by email or phone at sales@pasternack. The calculator supports All groupers. com. Welcome to Pasternack's RF Institute. Height: Height of the substrate. More details for PE2092 can be seen below. Pasternack PE3087 BNC male to BNC male cable assembly is constructed. Line of Sight Calculator; Parabolic Reflector Antenna Gain; Follow Us: QUICK LINKS. 09 26. See the quick-reference table below for all compatible SI prefixes. Antenna Downtilt and Coverage Calculator Pasternack . Pasternack’s Coaxial Cable Impedance Calculator allows you to enter the Outer Diameter Dielectric width, Inner onductor Diameter width and either the Dielectric. Careers Modules RF Frequency Dividers The Cable Creator™. com, techsupport@pasternack. If only two terminals are used, on. More details for PE2070 can be seen below. The IPC-2141 trace Impedance calculator will help make initial design easier by allowing the user to input basic parameters and get a calculated impedance according to the IPC-2141 standard. com. 89 times, or 90% of the specified rangeThe Pasternack 086 Semi-rigid Coax Cable with Copper Outer Conductor is part of over 35,000 RF and microwave items with 99% availability. com. There are four different types of impedance used in characterizing differential trace impedances. The balanced attenuator calculator from Pasternack allows you to determine the resistor values (R1) measured in Ohms. 12 0. A microstrip width calculator can calculate the width of a microstrip. They are available in corrugated, flexible, formable or semi-rigid versions with different constructions of conductor materials, dielectric materials, shielding configura-tions and jacket materials. PE51083. Pasternack Releases New High Isolation RF Switches. This type N load / coax terminator is manufactured with no. It shows values for a seemingly simple real-world path. 8/20/2014. The Pasternack balanced attenuator calculator allows you to determine the resistor values (R1) measured in Ohms). Pasternack's N-Way Power Divider Calculator allows you to calculate the total path loss (in dB) you can expect based on the number of output ports on the RF power splitter device (up to 16 ports). Type N, SMA, and 2. Our broadband waveguide horn antennas have frequency capabilities ranging from 1. Our SMA Male to. This can be set to zero, but the calculated loss will not include conductor losses. Antenna Gain is the measure of amount of boost provided to the input sigal by the antenna. February 28, 2022 · Infinus. Easy-to-use tools from complex mathematical formulas to simple conversions. Pasternack Enterprises Inc. The equations that are used to calculate stripline impedance are simple, but there is a large number of terms, which includes a requirement to calculate. Link Budget Calculator provides a signal loss and gain budget based on the user-defined link availability required given as a percentage of time due to path fade statistics. While this calculator will provide a baseline, any final design considerations should be made towards loss, dispersion, copper roughness, phase shift, etc. com, techsupport@pasternack. **Note: All of our calculators allow SI prefix input. 7 GHz to 40 GHz depending on. hR h R = height of the receving antenna. Patch Antenna Calculator or experimental formulas [1]. The substrate parameters (ε r and h) are required. 45 for gold. Free Space Path Loss is used the calculate the attenuation (reduction) of signal strength between two antennas. INPUT DATA. Our 75 Ohm power dividers are available only in BNC. 946 for silver, or 1. Rho: Conductor resistivity relative to copper. Pasternack Introduces New Lines of Attenuators and RF Loads Operating to 65 GHz. The Power Added Efficiency of an amplifier is the ratio of produced signal power (difference between input and output power) and the DC input power for the amplifier. Antenna linksPasternack Microstrip Calculator Pasternack Wavelength Calculator SystemC TCL/TK. Coaxial cables and coaxial connectors can reach into the millimeter wave frequencies but as the physical dimensions shrink, power handling capabilities are reduced and losses increase. (sales@pasternack. 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. 7 GHz Rated at 10 Watts Specifications Author: Pasternack Enterprises Inc Subject: 2 Way N Wilkinson Power Divider From 690 MHz to 2. It shows a range of 2. The only. x Start Chat. 8/5/2014. 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. Free Space Path Loss Calculator Calculate the loss for a given distance at an RF frequency Enter distance in km and frequency in either MHz or GHz. 7/21/2014. Phone: 949-261-1920 Fax: 949-261-7451. Theoretical margin = TX power budget + RX power budget - free space loss. ([email protected]. G r = Effective Aperture of the Receiving Antenna. Pasternack carries a huge selection of microwave parts, RF parts, cables, connectors, modulators, adapters, attenuators plus much more. Edge Coupled Stripline Differential Impedance Calculator. This can be set to zero, but the calculated loss will not include conductor losses. This is a valuable tool for clinical decision-making, offering the prospect of tailoring diagnosis and therapeutic interventions to each patient’s molecular profile. Coplanar Waveguide With Ground Characteristic Impedance Calculator. , an industry-leading manufacturer and supplier of RF, microwave and millimeter wave products, has created and published a new set of RF calculators and conversion tools to assist engineers with answering complex RF-related product and design questions that arise on a daily basis. RF/Microwave Calculators & Conversions;Since 1972, Pasternack Enterprises, Inc. 011. R 1 (Ω) R 2 (Ω) Overview. Enter VSWR, Reflection Coefficient, or Return Loss to calculate remaining values. dB. Applied RF Engineering I - Circuits and Transmission Lines. Welcome to Pasternack's RF Institute. 3-10 connectors and feature VSWR as low as 1. If a polarization is circular, enter 0 for the dB axial ratio and 0 for the tilt angle. For example fr = 920 MHz Finally, calculate the more accurate dielectric constant Er and Velocity Factor VF: L = 299792458 / 920000000 = 0. Our Headquarters. 3 inch diameter coax which results in 83% Velocity of Propagation (VoP) low loss performance up to 18 GHz. Microstrip line impedance calculator Microstrip Mitred Bend calculator Microstrip Width calculator dBm to Watt converter Stripline Impedance calculator Microstrip line impedance Antenna G/T Noise temp. This antenna coverage and tilt angle calculator also provides, given a beam width, the inner and. and a transceiver, allowing the receive signal to come from the antenna (port 1) to the receiver (port 2) while theExpert technical support and friendly customer service personnel are always here to assist you. Our free impedance calculator for coplanar waveguide can help you with your design features to ensure your PCB is working as you intend. Pasternack's Circular Waveguide Calculator will calculate the cutoff frequency for the device from its radius. Try them out and let us know what you think at tool-feedback@qorvo. By carefully stacking two of them 0. Pasternack. Calibration coefficients included for all newly released kits. 35 degrees, Aperture= 5. Coaxial cables are extremely useful transmission lines as the coaxial nature of the transmission line provides relatively efficient transmission from DC to a cut-off frequency, which is a function of the geometries of the coaxial components of the cable. For example, if you wish to input "25000000", just type "25M" instead. 05 30. Our fixed attenuators are 50 Ohm and 75 Ohm impedance and available with 2. RF Institute by Pasternack. Pasternack carries a huge selection of microwave parts, RF parts, cables, connectors, modulators, adapters, attenuators plus much more. 209 jacket made of. This antenna coverage and tilt angle calculator also provides, given a beam width, the inner and. IEEE defines it as "The loss between two isotropic radiators in free space, expressed as a power ratio. Exceptional customer service and technical support are on hand to support our customers. This parameter is used for the loss calculations. 7/21/2014. For example, if you wish to input "25000000", just type "25M" instead. Description. Pasternack Introduces New Lines of Attenuators and RF Loads Operating to 65 GHz. F. Pasternack Introduces New Series of Low PIM Cable Jumpers. com. Reflection Coef. 56 + 20Log10 (Frequency) + 20Log10 (Dist in miles) mW to dBm = 10Log10 (mW) dBm to mW = 10 (dBm/10) RX Power = Margin - RX sensitivity. The gain of the antennas offsets the loss by a certain decibel value. Pasternack's Antenna Downtilt Calculator (aka Antenna Tilt Angle Calculator) is 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. 17 1. The required inputs are the Dk value for the dielectric constant of the PCB substrate, and the. See the quick-reference. This calculator helps you determine the values of the resistors R1 and R2 to be used for a Pi Attenuator. As you adjust the width of the line, you can eventually get the microstrip impedance calculator to converge on. The characteristic impedance (Z o) of coplanar waveguide with ground or microstrip lines with signal side ground plane can be calculated using the active calculator or the equations at the bottom of the page. These fixed attenuators frequency range is from DC to 50 GHz which includes low to high power attenuators. 3 dB, Beamwidth= 0. The only. 254 millimeters and the Operation Frequency is 24Ghz. 1 small frozen banana, chopped. The microstrip calculator determines the width and length of a microstrip line for a given characteristic impedance (Zo) and electrical length or vice versa.