1. Brightness Fluctuations of the Sunny-Path Image Depending on the Sharpness Setting of the Observation-System Lens

   • V. L. Weber

   OriginalPaper 29 March 2022 Pages: 455 - 470

2. Superdirective Acoustic Imaging with the Use of Flexible Microphone Arrays

   • A. S. Ivanenkov
   • A. A. Rodionov
   • N.V. Savel’yev

   OriginalPaper 29 March 2022 Pages: 471 - 481

3. Development and Experimental Study of a Pulsed Megawatt Gyroklystron Operating in the Long-Wavelength Part of the Millimeter-Wavelength Range at IAP RAS

   • E. V. Zasypkin
   • I. G. Gachev
   • I. I. Antakov

   OriginalPaper 29 March 2022 Pages: 482 - 493

4. Synthesis of a Wideband Diplexer Based on Interdigital Resonators for the Antennas Of Mobile-Communication Base Stations

   • K. V. Kobrin
   • V. A. Rudakov
   • M. B. Manuilov

   OriginalPaper 29 March 2022 Pages: 494 - 504

5. Screening of Quantum States of an Optical Field from a Resonant Perturbing Subsystem

   • M. D. Tokman
   • M. A. Erukhimova

   OriginalPaper 29 March 2022 Pages: 505 - 510

6. Using the Maximum-Likelihood Method for the Angular Resolution of the Signal Sources in Multibase Phase Direction Finders

   • V. P. Denisov
   • D. V. Dubinin
   • D. V. Erofeev

   OriginalPaper 29 March 2022 Pages: 511 - 519