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Supplier: Visual Sound, Inc.
Description: Audio-Technica U.S., Inc. The AT8801 provides 48V phantom power for a single microphone. It is a line-powered device that allows the use of remote-powered microphones with systems that do not supply phantom power. Highly regulated power supply provides a constant voltage source, evenShow More
Supplier: PCB Piezotronics, Inc.
Description: and an electrostatic actuator which can be controlled remotely for on-site calibration checks. With the proper choice of microphone, it can provide frequency response characteristics consistent with precision sound level meter requirements for free-field or random incidence measurements. Equipped
- Sound Field Type: Free-Field, Diffuse Field
- Frequency Response: 4 to 20000 Hz
- Dynamic Range: 0.0 to 20 dB re 20µPa
- Microphone Sensitivity: 50 mV/Pa
Standards and Technical Documents - Measurement microphones - Part 6: Electrostatic actuators for determination of frequency response -- IEC 61094-6:2004
Description: This part of IEC 61094 - gives guidelines for the design of actuators for microphones equipped with electrically conductive diaphragms; - gives methods for the validation of electrostatic actuators; - gives a method for determining the electrostatic actuator response of a microphoneShow More
Supplier: Scantek, Inc.
Description: electrostatic or acoustical method Sensitivity calibration of microphones using the insert voltage method ensures a high degree of accuracy Fast and accurate calibration of sound calibrators, pistonphones and associated barometers in accordance with IEC60942 Sound level meter calibration
- Calibrator Style: Fixed
- Physical Properties: Acoustic (Microphones)
- Computer Interface: Yes
Supplier: Infineon Technologies AG
Description: , working voltage up to VRWM = ±5.5 V max. - Low capacitance: CL = 13 pF (typical) - Ultra low dynamic resistance: RDYN = 0.15 Ω typ - Low reverse current. IR = 100nA (max.) - Pb-free (RoHS compliant) and halogen free package Target Applications: - Audio Line, Speaker, Headset, Microphone
- Mounting / Packaging: Surface Mount (SMT / SMD)
- Clamping Voltage: 9 volts
- Capacitance: 1.20E-11 F
- VESD: -30000 to 30000 volts
Supplier: Semtech Corp.
Description: Microphone ports 2 I/O line protection, Transient data line protection.
- Configuration: Array
- Mounting / Packaging: Other
- Supply Voltage (VS): 5 volts
- VESD: 10000 volts
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Infineon Technologies AG
Diode Protection in Wafer Level Leadless Package
in human interface devices (touchpad, keypad, buttons) and general purpose application in USB 2.0 HA, MIPI, ( m)SD-card (UHS), SIM-card, in control ports for DVI, HDMI, Display Port, and Thunderbolt, in audio lines, speaker, headset and microphone lines. More Info: Product Brief... (read more)
Browse Electrostatic Discharge (ESD) Suppressors Datasheets for Infineon Technologies AG
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Environmental Noise Control Trends in Instrumentation
: * Electrostatic measurement-class microphones: These microphones are well built, individually tested, with a well-controlled frequency response and sensitivity. However they have two major drawbacks: o They are expensive. The microphone itself can cost up to several hundreds of dollars. That does
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Encyclopedia of Nanotechnology
Additional perfor- mance-based figures of merit for MEMS electrostatic microphones include dynamic range, upper limiting frequency, and lower limiting frequency.
Analysis and design of an electrostatic MEMS microphone using the PolyMUMPs process
The electrostatic microphone usually has a rather large diaphragm and is packaged with a pre-ampli- fier on the same chip.
Handbook of Signal Processing in Acoustics
S. Takeoka, M. Kurihara, M. Okazaki, Y. Oikawa, M. Nishikawa and Y. Yamasaki, “1-bit wave field recording/reproduction system using electrostatic microphone and loudspeaker,” Tech. Rep. IEICE, 105(136), 25–30, EA2005-24, 2005.
A Century of Microphones
A stretched flat membrane [Fig. 1(a) ] made of metal or very thin metallized plastic is used in present-day electrostatic microphones .
Manual of the audio technique
7.2.4 Electrostatic microphones .
Handbook of Engineering Acoustics
18.104.22.168 Electrostatic Microphones .
Three diﬀerent types of receiving transducers are used in the present work; electrostatic microphones , in-house constructed piezoelectric transducers, and single piezoelectric disks.