Mechanical Vibration
Mechanical Vibration
Voice coil displacement
- Transfer-function Hx(f)=X(f)/U(f) between voltage and displacement
- Linear parameters (Thiele-Small)
- Nonlinear parameters
- Peak, rms and dc displacement
- Rub & Buzz analysis
Scanning mechanical vibration
- Complex transfer function Hx(r, f) at point r on the radiator’s surface
- Magnitude and phase plot
- Animated vibration pattern
- Distributed mechanical parameters
Vibration analysis
- Accumulated acceleration level AAL
- Modal analysis (natural frequencies, modal loss factor, mode shape)
- Radial and circumferential modes
- Rocking modes
Scanning geometry
- Geometry of the surface in cylindrical coordinates
- Export in dxf, stl and other format
Material parameters of loudspeaker parts
- Young’s E modulus
- Modal loss factor