Single-Band or Dual-Band Pi-Type Rat-Race and Branch-Line Coupler Designer

<p>Using this software, one can design single or dual-band rat-race or branch-line coupler using Pi topology.</p> <p>&nbsp;</p> <h2>How to use Pi Coupler Designer for Single/Dual-Band BLC and RRC:</h2> <ol> <li>Download&nbsp; <table> <tbody> <tr> <td> <div><a href="../api/records/8278306/draft/files/Pi_Coupler_Designer.rar/content" target="_blank" rel="noopener noreferrer">Pi_Coupler_Designer.rar</a></div> </td> </tr> </tbody> </table> </li> <li>Extract the rar file.</li> <li>Open the Pi_Coupler_Designer.exe file in Windows 11</li> <li>Maximize the window. Display resolution 1200X600 or more is preferred.</li> <li>Users can switch between BLC and RRC using the Coupler menu.</li> <li>At first, select the&nbsp;band:&nbsp;Single-Band/Dual-Band.</li> <li>Select PS for RRC: Ideal-Phase-Inv/C-Section/Pi-Section/T-Section/ex-Pi-section.</li> <li>Enter f0, n, phi and TLip: Ch imp/ El len for single band design.</li> <li>Then, enter Z_beta or theta_beta and other parameters.</li> <li>Enter f1,f2, n1,n2 for dual-band design.</li> <li>Press the Design button to get the design schematic.&nbsp;&nbsp;</li> <li>Press the analysis button to get the S-parameters results. Users can switch the excitation port and Response type.</li> <li>For additional queries, write to r.sinha30@gmail.com</li> </ol>