Text this: Tuning characteristics of Gunn diode in conical-section waveguide mounts

  _  _    __   __               ___      ______  
 | \| ||  \ \\/ //   ____      / _ \\   /_   _// 
 |  ' ||   \ ` //   |    \\   | / \ ||  `-| |,-  
 | .  ||    | ||    | [] ||   | \_/ ||    | ||   
 |_|\_||    |_||    |  __//    \___//     |_||   
 `-` -`     `-`'    |_|`-`     `---`      `-`'   
                    `-`