台中 | 雅瑟音箱 | Usher

音響 | 音頻擴大器 | 揚聲器

9980-20BeA

Specifications

Nomial Impedance
VC Nominal Dia
Lowest Resonance Frequency
Effective Frequency Range
Output Sound Pressure Level
Input
Flux Density
Buzz & Rattle Test
Polarity
Baffle Opening
Magnet Dimenion / Weight
Weight
Dropping Test
4Ω ± 15% at 1.0V 1KHz
ψ28mm
620Hz ±20% at 1.0V
FO ~ 40KHz
90dB/W/M ±2dB 3,4,5,6KHz AVE
Rated Input 10W , Maximum Input 20W
11.1K ±10% GUASS
1.0V
POSITIVE -RED LABEL TERMINAL
ψ33mm
72 x 32 x 20(mm) / 320g
710g
1150mm 75° ± 2°

音響 | 音頻擴大器 | 揚聲器

台中 | 雅瑟音箱 | Usher