Basic investigations on the development of ultrasonic radiators with homogeneous and parallel oriented sound radiation free of interference
Abstract
The construction is discussed of special high frequency electron transmitter and receiver units for ultrasonic radiation with sinx/n excitation distribution. It is shown that measurements for continuous and pulsed radiation require different instrumentation. Schlieren photography was used for examining continuous radiation, and a special method, based on an impulse-echo method using a spherical reflector, was developed for pulsed radiation.
- Publication:
-
Final Report Technische Hochschule
- Pub Date:
- 1974
- Bibcode:
- 1974thag.rept.....F
- Keywords:
-
- Continuous Radiation;
- Pulsed Radiation;
- Sound Fields;
- Ultrasonic Radiation;
- Electronic Equipment;
- Radiation Distribution;
- Schlieren Photography;
- Acoustics