panasonic em06_wm61_a_b_dne.pdf

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Microphone Cartridges
Omnidirectional Back Electret
Condenser Microphone Cartridge
Series: WM-61A
WM-61 B (pin type)
Features
Small microphones for gener al use
Back electret type designed for high resistance to
vibrations, high signal-to-noise ratio
High sensitivity type
Microphone with pins for flexible PCB (WM-61B type)
Sensitivity
Vs = 2.0V
RL = 2.2k
–35 ± 4dB
Specifications
Sensitivity
–35 ± 4dB (0db = 1V/pa, 1kHz)
Impedance
Less than 2.2 k
Directivity
Omnidirectional
Frequency
20–20,000 Hz
Max. operation voltage
10V
Standard operation voltage
2V
Current consumption
Max. 0.5 mA
Sensitivity reduction
Within –3 dB at 1.5V
S/N ratio
More than 62 dB
Typical Frequency Response Curve
+20
+10
0
–10
–20
–30
20
50
100
200
500
1000 2000
5000 10000 20000
Frequency (Hz)
Dimensions in mm (not to scale)
WM-61A
WM-61B
3.4
3.4
1.5
Term 1
output
Term 1
output
Term 2
ground
Term 2
ground
Design and specifi cations are subject to change without notice. Ask factory for technical specifi cations before purchase and/or use.
Whenever a doubt about safety arises from this product, please contact us immediately for technical consultation.
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