BeStar BCM9767P LF - Manual (Page 2)

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王焕焕
Microphone
BCM9767P LF
Page:2 of 6 DRG NO:
Date
徐 波
C
张秀琴
10.04.27
BS/TEM01.008C
10.04.27 王焕焕
博 士 達
1. Characteristics
Test Condition (Vs=1.5V RL=2.0Kohm Ta=20 C R.H.=65%)
Frequency(Hz)
S
o
u
n
d
P
re
s
s
u
re
L
e
v
e
l
(d
B)
+20
+10
0
-10
-20
-30
20 50 100 200 500 1k 2k 5k 10k 20k
★Frequency Resonse Curve
No. Item Specifications
1 Sensitivity -40 2dB(0dB=1V/Pa,1kHz)
2 Impedance 1.5kohm at 1KHz
3 Current Consumption 0.3mA Max.
4 Standard operation voltage 1.5-10V
5 Directional Omnidirectional
6 S/N Ratio more than 60dB(0dB=1V/Pa,1kHz)
7 Max. Input Sound Level 120dB S.P.L
8 Frequency Response 20Hz~16kHz
9 Decreasing Voltage Characteristic -2dB(Vs=1.5V-1V)
10 Weight Less than 1.3g
+4
-6
+2
-2
+6
-8
BCM9767P LF
A 02.08.22 姜丽敏
王丽娟 06.06.12 B