Mechanical Drawing:
Electro-Acoustic Parameters
1.Rated impedance Z: 8Ω
2.Voice coil resistance R: 6.8Ω±10%
3.Resonance frequency F0: 1400±15%Hz
(measured at 2ccm back cavity 1.55Vrms)
4.Measured characteristic sensitivity 97.5± 3dB
(2kHz at 1.55Vrms in 3.16cm 2cc back)
Power Handing
Loudspeaker mounted in lifetime test device (1ccm back cavity, open front)
1. MAX.SHORT TERM POWER (1sec. ON / 60sec. OFF) 2.0Vrms
(pink noise, 2nd order high pass filtered, -3dB at 800Hz, crest factor 2)
2. MAX. CONTINUOUS POWER (168h) 0.7W (RMS) 1.55Vrms
(pink,noise, 2nd order high pass filterde, -3dB at 800Hz, crest factor 2)
