Letter to the Editor
Note from the editor | |
Stefan Czarnecki | 3-4 |
Research Papers
Noise sources identification in machines and mechanical devices | |
Czesław Cempel, Urszula Kosiel | 5-19 |
The equation of acoustic rays in an inhomogeneous moving medium | |
Rufin Makarewicz | 21-27 |
On the possibility of an investigation of semiconductor surface properties using ultrasonic surface waves | |
Aleksander Opilski | 29-32 |
On an approximate method for calculating filters based on acoustic surface waves | |
Zenon Cerowski, Aleksander Opilski, Tadeusz Pustelny, Marian Urbańczyk | 33-41 |
Thermal relaxation processes in some organic liquids | |
Zygmunt Kleszczewski | 43-50 |
Ultrasonic holography in ophthalmology — physical considerations* | |
Robert C. Chivers | 51-63 |
Measurements of ultrasonic velocity in the molten salt mixture CdC12-NaCl | |
Bronisław Zapiór, Adam Juszkiewicz, Andrzej Grzegorczyk | 65-71 |
Analogue modulator for psychoacoustical pulse measurements | |
Antoni Jaroszewski, Andrzej Rakowski | 73-79 |
Chronicle
XXIII Open seminar on acoustics Jaszowiec, 6-11 September 1976 | |
Editorial Committee | 81-83 |