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Electret Condenser Microphone (01/02/2006)
Specifications: Jiaxing Chashi Electrical Appliance Co.,Ltd. it specialized in producing electronicdevices and testing systems.haibao

[Related Categories: Others ]
[Related Keywords: Electret, condenser, microphone ]

Electret Microphone (10/17/2005)
Features: 1) Our products are suitable for mobile phones, tapes recorders, telephone devices and toys 2) Grouped to three types by directivity: omnidirectional, unidirectional, noise canceling 3) Grouped to six by dimensional drawing 4) Grouped to three by inner working structures: foil type, back type, front type

[Related Categories: Integrated Circuits ]
[Related Keywords: Electret, microphone ]

Electret Condenser Microphone (09/15/2005)
Specifications: Weifang Gongda Tele-communications Co., Ltd was founded in 1995 which is a Sino-foreign joint venture specially manufacturing of Electret Condenser Microphones. Since then, Gongda has grown to become a leading provider of high-performance, cost effective microphone solutions to the worldwide leading manufacturers of mobile phones, hands-free systems, computers, blue tooth technology, automotives, digital camera and telephone sets. The main products cover three types as well as 200 kinds of omni-directional, unidirectional and noise cancelling with a monthly productivity of 16 million pieces. Gongda staff members are experts in the development and innovation of technology and design for small-scale microphones, the manufacturing over the automatic equipment and tooling building. We have comprehensive ECM manufacturing ability such as back-electret processing, diaphragm plating and key parts making. We also have a state-of-the-art acoustics laboratory featuring a 400 m3 anechoic chamber and full set of testing system of BK2012 and full set of reliability testing equipment. We have set us a clean workshop with an area of 800 m2 in which the critical processes can be completed. We help our customers achieve world class sound quality, a superior , and reliability in their telecommunications or multimedia product. Gongda maintains corporate companies in USA, Japan, and South East Asia. Our response time is extraordinarily swift and our pricing is extremely competitive. We have obtained the certification of ISO 9002 in December 12,1999 and transferred to ISO 9001:2000 in 2002 to be standard of quality assurance system.

[Related Categories: Integrated Circuits ]
[Related Keywords: Electret, condenser, microphone ]

Omni-directional Back Electret Condenser Microphone (03/25/2005)
Specifications: Omni-directional back electret condenser microphone

[Related Categories: Integrated Circuits ]
[Related Keywords: omni-directional, back, Electret, condenser, microphone ]

Noise Cancelling Electret Condenser Microphone Cartridge (08/01/2006)
Features: 1) Sensitivity -51±3dB (0dB=1V/Pa, 1kHz) 2) Directivity: noise -cancelling 3) Frequency: 100-10,000Hz 4) Max. operation voltage: 10V 5) Standard operation voltage: 2V 6) Current consumption: max. 0.5mA 7) Sensitivity reduction: within-3dB at 1.5V 8) S/N ratio: more than 50dB

[Related Categories: Electronics Production Machinery ]
[Related Keywords: Noise, cancelling, Electret, condenser, microphone, Cartridge ]

Electret Condenser Microphone (12/06/2006)
Specifications: Specifications: Dimension: 6.0mm x 5.0mm; Sensitivity range (0db=1v/PA.1khz): -54db ~ -44db Directivity: Uni-directional. Frequency: 100 ~ 16,000hz Operation voltage (max. Std. ): 10v/1.5v EPE Payment Terms: L/C,T/T Certification(s): SGS Report.Supply Ability: 100,000pcs/day

[Related Categories: Acoustic Components ]
[Related Keywords: Electret, condenser, microphone ]

Electret Condenser Microphones (01/06/2005)
Specifications: 1) Dimensions: 9.7 x 6.7mm 2) Sensitivity: -32dB ~ 46dB, Vs=4.5V, RL=2.2kΩ 3) Frequency range: 20-200,000Hz 4) Directivity: omnidirectional 5) Impedance: ≤2.2kΩ 6) Current consumption: max. 500μA 7) Standard operation voltage: 4.5V 8) Max. operation voltage: 10V 9) Sensitivity reduction: within -3dB at 1.5V 10) S/N ratio: >60dB We have other types: 1) EM-9750P 2) EM-6022P 3) EM-6027P 4) EM-6050P 5) EM-9465P Fbele

[Related Categories: Acoustic Components ]
[Related Keywords: Electret, condenser, microphones ]

Omni-Directional Electret Condenser Microphone (12/09/2006)
Specifications: 1) Sensitivity (0dB=1V/Pa, 1,000Hz): -32±2dB, -34±2dB, -36±2dB, -38±2dB, -40±2dB, -42±2dB, -44±2dB, -46±2dB 2) The sensitivity of "Pa" will increase 20dB of ubar, for example, -60dB (0dB=1V/ubar)=-40dB (0dB=1V/Pa) 3) Frequency range: 20 - 20,000Hz 4) Directivity: omni-directional 5) Impedance: ≤2.2kΩ 6) Current consumption (max.): 500uA 7) Standard operation voltage: 4.5V 8) Max. operation voltage: 10V 9) Sensitivity reduction: within -3dB at 1.5V 10) S/N ratio: >60dB 11) Dimensions (Φ x H): 6.0 x 1.1mm XL Other Price Terms: EXW, FOB, CIF Payment Terms: T/TSupply Ability: 1,000,000pcs/month

[Related Categories: Acoustic Components ]
[Related Keywords: omni-directional, Electret, condenser, microphone ]

ECM (Electret Condenser Microphone) (12/21/2005)
Specifications: ECM (Electret Condenser Microphone) - Tachima Brand Our ECM is in a complete selection of specifications to meet most of the application needs. Tachima ECM is widely adopted by the top tier mobile phone manufacturers in Taiwan and also by other electronics device manufacturers who need high quality ECM. Our ECM is from our dedicated factory in China to ensure the quality and pricing advantage in the market. - Omni-directional, Uni-directional, and Noise cancelling. - Foil, Back, and Film electret type. - Lead-wire, Pin, and Solderless connection type. - Diameter range: 4.0mm ~ 9.7mm - Height range: 1.0mm ~ 6.7mm - Applications: Mobile Phone, Blue Tooth Earphone, PDAs, Digital Video/Camera, WebCam, Notebook, Surveillance System, Notebook, TFT-LCD TV, Portable DVD, etc.

[Related Categories: Acoustic Components ]
[Related Keywords: Ecm, Electret, condenser, microphone ]

Omni-Directional Electret Condenser Microphone (12/05/2005)
Specifications: 1) Sensitivity (0dB=1V/Pa, 1,000Hz): -32±2dB, -34±2dB, -36±2dB, -38±2dB, -40±2dB, -42±2dB, -44±2dB, -46±2dB 2) The sensitivity of "Pa" will increase 20dB of ubar, for example, -60dB (0dB=1V/ubar)=-40dB (0dB=1V/Pa) 3) Frequency range: 20 - 20,000Hz 4) Directivity: omni-directional 5) Impedance: ≤2.2kΩ 6) Current consumption (max.): 500uA 7) Standard operation voltage: 4.5V 8) Max. operation voltage: 12V 9) Sensitivity reduction: within -3dB at 1.5V 10) S/N ratio: >60dB 11) Dimensions (Φ x H): 6.0 x 5.0mm XL Other Price Terms: EXW, FOB, CIF Payment Terms: T/TSupply Ability: 10,000,000pcs/month

[Related Categories: Acoustic Components ]
[Related Keywords: omni-directional, Electret, condenser, microphone ]

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