WM-034B Просмотр технического описания (PDF) - Panasonic Corporation

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WM-034B

Microphone Cartridges

Panasonic Corporation 

Omnidirectional Electret

Condenser Microphone Cartridge

Microphone Cartridges

Series: WM-034B/034DB (pin type)

WM-034C/034D

I Features

G Useful for almost any type telephone and other

applications

G Low operation voltage of 1.0V to 10V (2M-034D type)

G Microphone with pins for PCB (WM-034B/034DB type)

I Sensitivity

WM-034B/034C

Vs = 4.5V

RL = 2.2kΩ

X –46±3dB

Y –42±3dB

Z –38±3dB

I Specifications

Sensitivity

Impedance

Directivity

Frequency

Max. operation voltage

Standard operation voltage

Current consumption

Sensitivity reduction

S/N ratio

I Typical Frequency Response Curve

+20

+10

0

–10

–20

–30

20

50 100

I Dimensions in mm (not to scale)

WM-034B/034DB

6.7

4.5

WM-034DB/034D

Vs = 1.5V

RL = 1.5kΩ

M –44±2dB

H –42±2dB

P –40±2dB

R –38±2dB

U –36±2dB

See next page (0dB = 1V/pA, 1kHz)

Less than 2.2k Ω [1.5k Ω]

Omnidirectional

20–16,000 Hz

10V

4.5V [1.5V]

Max. 0.8mA [0.3mA]

Within –3dB at 3V

[(M.H.): Within –3dB at 1V]

[(P.R.U.): Within –2dB at 1V]

More than 60dB

200

500 1000 2000

Frequency (Hz)

5000 10000 20000

WM-34C/034D

6.7

2.0

Term 1

output

2.0

Term 1

output

Term 2

ground

Term 2

ground

Design and specifications are subject to change without notice. Ask factory for technical specifications 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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