SPK ELECTRONICS CO., LTD.
SPK Electronics Co., Ltd. has 30 years of excellent experience in manufacturing. SPK is also the sole distributor of Sarantel Inc (UK) world patented Geohelix GPS Antenna products in Taiwan/China/Hong Kong and sales channel of Epson Toyocom for frequency controlled products. Our wide array of frequency controlled products encompass crystal , Oscillator , TCXO, VCXO, VCO, OCXO, Saw filters, and resonators. SPK products enable in GPS, Bluetooth, DVB-T, TV Field, such as Navigator, PND, E911 phone, Pet Finder, Handheld device, Notebook, MP3, MP4, GPS/GSM/GPRS/CDMA cellular phone, Wireless, mobile communication. We are committed to performance enhancement, continuous quality improvement and customer satisfaction.
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Condenser microphone

Categories  > Main Parts for OEM/ODM > Condenser microphone
Product Name:
 Condenser Microphone
Description:

MODEL EM-4F OMNI-DIRECTIONAL
MODEL SENSITIVITY RL/VOLTAGE
EM-4F-1 -60dB addsub.gif (827 bytes)3dB 1 Kohm 3V
EM-4F-2 -64dB addsub.gif (827 bytes)3dB 1 Kohm 3V
EM-4F-3 -62dB addsub.gif (827 bytes)3dB 1 Kohm 3V
EM-4F-4 -62dB addsub.gif (827 bytes)3dB 2.2 Kohm 3V
EM-4F-5 -64dB addsub.gif (827 bytes)3dB 2.2 Kohm 3V
EM-4F-6 -64dB addsub.gif (827 bytes)3dB 1 Kohm 6V
EM-4F-7 -58dB addsub.gif (827 bytes)3dB 2.2 Kohm 4.5V
EM-4F-8 -62dB addsub.gif (827 bytes)3dB 2.2 Kohm 4.5V

　

CIRCUIT DIAGRAM TYPTCAL FREQUENCY RESPONSE CURVE


SPECIFICATIONS
System Electret Condenser Microphone
Sensitivity EM-4F-1 ~ 4F-8 (0dB=1V/u.gif (62 bytes)bar at 1,000Hz)
Directionality Omni-directional
Frequency Response Refer to the Response Curve
Working Voltage Range DC 1V ~ 9V
Standard Working Voltage DC 3V ~ 6V
Current Drain 800u.gif (62 bytes)A Max
Weight 1g
Signal/Noise Ratio More than 40 dB
Max. Input Sound Pressure 120dB SPL



ELECTRET CONDENSER MICROPHONE UNIT
MATSUSHITA NO. SPK MODEL NO. TERMINAL SENSITIVITY RL VOLT DIRECTIONALITY DIMENSION
WM-034BX EM-4F-34P PIN TYPE -66dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034BY EM-4F-8P PIN TYPE -62dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034BZ EM-4F-7P PIN TYPE -58dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H

EM-4F-3P PIN TYPE -62dBaddsub.gif (827 bytes)3dB 1.0Kohm 3.0V OMNI-DIRECTION 9.7D x 6.7H
WM-034BX102 EM-4F-34PS PIN TYPE -66dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034BY102 EM-4F-8PS PIN TYPE -62dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034BZ102 EM-4F-7PS PIN TYPE -58dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H

EM-4F-3PS PIN TYPE -62dBaddsub.gif (827 bytes)2dB 1.0Kohm 3.0V OMNI-DIRECTION 9.7D x 6.7H
WM-034CX EM-4F-34 SOLDER TYPE -66dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034CY EM-4F-8 SOLDER TYPE -62dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034CZ EM-4F-7 SOLDER TYPE -58dBaddsub.gif (827 bytes)3dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H

EM-4F-3 SOLDER TYPE -62dBaddsub.gif (827 bytes)3dB 1.0Kohm 3.0V OMNI-DIRECTION 9.7D x 6.7H
WM-034CX102 EM-4F-34S SOLDER TYPE -66dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034CY102 EM-4F-8S SOLDER TYPE -62dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034CZ102 EM-4F-7S SOLDER TYPE -58dBaddsub.gif (827 bytes)2dB 2.2Kohm 4.5V OMNI-DIRECTION 9.7D x 6.7H

EM-4F-3S SOLDER TYPE -62dBaddsub.gif (827 bytes)2dB 1.0Kohm 3.0V OMNI-DIRECTION 9.7D x 6.7H
WM-034DL EM-4F-3S SOLDER TYPE -66dBaddsub.gif (827 bytes)2dB 1.5Kohm 1.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034DM EM-4F-12S SOLDER TYPE -64dBaddsub.gif (827 bytes)2dB 1.5Kohm 1.5V OMNI-DIRECTION 9.7D x 6.7H
WM-034DH EM-4F-33S SOLDER TYPE -62dBaddsub.gif (827 bytes)2dB 1.5Kohm 1.5V OMNI-DIRECTION 9.7D x 6.7H

EM-5S SOLDER TYPE -65dBaddsub.gif (827 bytes)4dB 2.2Kohm 1.5V OMNI-DIRECTION 6.0D x 2.7H
WM-063X EM-6BN SOLDER TYPE -66dBaddsub.gif (827 bytes)3dB 2.2Kohm 2.0V OMNI-DIRECTION 6.0D x 5.0H
WM-063T EM-6BN SOLDER TYPE -64dBaddsub.gif (827 bytes)3dB 2.2Kohm 2.0V OMNI-DIRECTION 6.0D x 5.0H
WM-063Y EM-6BN-2 SOLDER TYPE -62dBaddsub.gif (827 bytes)3dB 2.2Kohm 2.0V OMNI-DIRECTION 6.0D x 5.0H
WM-56A103 EM-20-70 SOLDER TYPE -70dBaddsub.gif (827 bytes)4dB 680Kohm 1.5V UNI-DIRECTION 9.7D x 5.0H
WM-55A103 EM-20-67 SOLDER TYPE -67dBaddsub.gif (827 bytes)4dB 680Kohm 1.5V UNI-DIRECTION 9.7D x 5.0H
WM-65A103 UEC-6 SOLDER TYPE -70dBaddsub.gif (827 bytes)4dB 2.2Kohm 2.0V UNI-DIRECTION 6.0D x 5.0H
　
Features:
Specification:
Safety Approval:
Other Description:

 

 
This is the detailed information for Condenser microphone, Condenser Microphone. The information includes model, name, description and specification for Condenser microphone, Condenser Microphone. Related Keywords : GPS, GPS Bluetooth, GPS Navigator, WiFi, GPS PDA, GPS E911 phone, GPS Pet Finder, GPS Handheld device, Notebook, MP3, MP4, GPS/GSM/GPRS/CDMA cellular phone, Wireless LAN, mobile communication, audio products and medical equipments, Oscillator , TCXO, VCXO. TCO, EPSON-TOYOCOMSMD (5x7, 5x3.2, 3.2x2.5,7x1.5--)Cylinder , HC49 series, KHZ, MHZ, smallest size, mobile phone, pda, notebook, manufacturer, factory, Seiko Epson, Sarantel distributor, SMD, CRYSTAL RESONATOR, CRYSTAL OSCILLATOR, quartz crystal unit, full size, china factory, from khz to mhz, communication product, mobile device,
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Add :  10F, No. 510, Sec.5 Chung Hsiao E. Rd.,Taipei, Taiwan R .O. C.
Web site : http://www.spkecl.com
Tel :  886-2-2346-2323  Fax :  886-2-2346-3939  
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