Mechanical Drawing:
Electro-Acoustic Parameters
1.Rated impedance Z: 8Ω
2.Voice coil resistance R: 7Ω±8%
3.Resonance frequency F0: 900±20%Hz
(measured 2.83Vrms open back cavity)
4.Measured characteristic sensitivity(at 1W in 10cm) 96± 3dB
3.5cc back cavity at the frequency point: 2kHz
Power Handing
Loudspeaker mounted in lifetime test device (open back cavity, open front)
1. MAX.SHORT TERM POWER (1sec. ON / 60sec. OFF) 1.2W (RMS)
(pink noise, 2nd order high pass filtered, -3dB at 1000Hz, crest factor 2)
2. MAX. CONTINUOUS POWER (168h) 1W (RMS)
(pink,noise, 2nd order high pass filterde, -3dB at 1000Hz, crest factor 2)
