1. acoustic waves
Periodic signals and the acoustic spectrum. Spectral analysis. sound propagation
in three-dimensional environment. Velocity of acoustic waves. intervention
acoustic waves.
2. Noise and noise criteria
Reviews noise variables. The mechanism of hearing. Weber - Fechner law.
Critical Zone. Depth criteria. Noise as an environmental factor.
Effects of noise on humans.
3. acoustic source
Mechanical sound source. Noise of machine parts (gears, piston
and electric machines), pumps, burners and vehicles. noise
turbulent flow, the discharge fluid, the body wrap, fans,
elements of the pipe network.
4. Electroacoustics
Electric meter, measuring the acoustics and elektroakustice, record
and sound reproduction.
5. Ultrasonic Testing
Periodic signals and the acoustic spectrum. Spectral analysis. sound propagation
in three-dimensional environment. Velocity of acoustic waves. intervention
acoustic waves.
2. Noise and noise criteria
Reviews noise variables. The mechanism of hearing. Weber - Fechner law.
Critical Zone. Depth criteria. Noise as an environmental factor.
Effects of noise on humans.
3. acoustic source
Mechanical sound source. Noise of machine parts (gears, piston
and electric machines), pumps, burners and vehicles. noise
turbulent flow, the discharge fluid, the body wrap, fans,
elements of the pipe network.
4. Electroacoustics
Electric meter, measuring the acoustics and elektroakustice, record
and sound reproduction.
5. Ultrasonic Testing