手機(jī)2840腔體喇叭揚(yáng)聲器，4028腔體喇叭揚(yáng)聲器，2840喇叭

批發(fā)數(shù)量 ≥10K
梯度價(jià)格 ￥2.50


1-1 SCOPE
This specification is a typical speaker unit for telephone hand set

1-2 DIMENSIONS
As shown in fig (1)

1-3 NET WEIGHT
APPROX. 1.2 grams

1-4 OPERATING
TEMPERATURE
-30℃ to +70℃

1-5     STORAGE
TEMPERATURE
-40℃to +85℃

2.ELECTR0ACOUSTIC CHARACTERISTICS

2-1 TEST SET UP
Measuring conditions and procedures shown in fig(2)

2-2 IMPEDANCE
8Ω±15% ohm ( at 1 KHz, 0.9Vrms )

2-3 SOUND PRESSURE
LEVEL
115dB±3dB SPL /1W/10mm at 800、1000、1200、1500Hz .AVE

2-4     FREQUENCY
RESPONSE
800±20%HZ

2-5    INPUT POWER
(NOM./MAX.)
1.5W/2.0W

2-6 AUDIBLE NOISE
Must be free audible noise (buzzes and rattles)
(200~10KHz frequency range ,input level up to 3.5Vrms)

2-7 DISTORTION
Less than 10% at 1KHz 1W