Research Papers
| Flow patterns and noise of a choked gas jet expanding into a duct | |
| Krystyna J. Witczak | 181-200 |
| Correlation method of measurements of sound power in the near field conditions | |
| Stefan Czarnecki, Zbigniew Engel, Ryszard Panuszka | 201-213 |
| The characteristic differential spectrum of a conventional substitute signal source in machinery testing | |
| Wojciech Cholewa | 215-230 |
| A bekesy audiometer with electronic signal level control and its application to psychoacoustical measurements | |
| Antoni Jaroszewski, Andrzej Rakowski | 231-242 |
| Propagation of hypersonic waves in some viscous fluids | |
| Zygmunt Kleszczewski | 243-253 |