Microphones

Image Part Number Description / PDF Quantity Rfq
VEK-F-30300-000

VEK-F-30300-000

Knowles

MIC COND ANLG OMNI -53DB 16MM D

0

EK-23133-C09

EK-23133-C09

Knowles

MICROPHONE COND ANALOG OMNI

0

EM-23046-057

EM-23046-057

Knowles

MIC OMNI .9-10VDC -36DB SENS

0

FG-30077-S12

FG-30077-S12

Knowles

MICROPHONE COND ANALOG OMNI

0

FB-EM-30344-000

FB-EM-30344-000

Knowles

MIC BOOM ANALOG NC -50DB 19MM D

0

EK-23033-005

EK-23033-005

Knowles

MICROPHONE COND ANALOG OMNI

0

FB-FO-25702-000

FB-FO-25702-000

Knowles

MICROPHONE BOOM 8.64MM D

0

EL-23078-000

EL-23078-000

Knowles

MICROPHONE COND ANALOG UNI -53DB

0

GA38-30774-000

GA38-30774-000

Knowles

MICROPHONE COND ANALOG OMNI

0

BTO-33570-D31

BTO-33570-D31

Knowles

TO SERIES MICROHPONE

0

TO-30079-P121

TO-30079-P121

Knowles

MICROPHONE ANALOG OMNI

0

MB9750USB-4

MB9750USB-4

Knowles

MIC COND ANLG UNI -47DB 9.7MM D

0

EM-30081-C36

EM-30081-C36

Knowles

MICROPHONE COND ANALOG OMNI

0

EK-28522-C25

EK-28522-C25

Knowles

MICROPHONE COND ANALOG OMNI

0

MR-28406-D22

MR-28406-D22

Knowles

MICROPHONE

0

EM-27691-S01

EM-27691-S01

Knowles

MICROPHONE COND ANALOG OMNI

0

EM-27902-C38

EM-27902-C38

Knowles

MICROPHONE COND ANALOG OMNI

0

BW-21810-000

BW-21810-000

Knowles

MICROPHONE ANALOG -60DB

0

TM-24568-000

TM-24568-000

Knowles

MICROPHONE COND ANALOG OMNI

0

SPW1442HR5H

SPW1442HR5H

Knowles

MICROPHONE MEMS GKEBGARRY2

0

Microphones

1. Overview

Microphones are electroacoustic transducers that convert sound waves into electrical signals. As critical components in audio systems, they play essential roles in communication, entertainment, and professional audio production. Modern microphones leverage advanced materials and signal processing technologies to achieve high fidelity, noise reduction, and directional control.

2. Main Types and Functional Classification

Type Functional Features Application Examples
Dynamic Microphones Robust design, high durability, passive operation Live performances, vocal recording
Condenser Microphones High sensitivity, wide frequency response, requires phantom power Studio recording, broadcasting
Ribbon Microphones Velvety frequency response, figure-8 polar pattern Instrument recording, vintage audio production
USB Microphones Digital output, plug-and-play convenience Podcasting, home studios
Electret Microphones Compact size, low power consumption Mobile devices, hearing aids

3. Structure and Components

Typical microphone construction includes: - Diaphragm assembly (vibrating element) - Transducer mechanism (coil/magnet system or capacitor plates) - Pre-amplifier circuitry - Housing with acoustic ports - Connector interface (XLR, USB, etc.) Professional models often feature shock-mounted capsules and multi-layer grilles for mechanical noise isolation.

4. Key Technical Specifications

Parameter Description Typical Range
Frequency Response Audio spectrum reproduction capability 20Hz-20kHz (human hearing range)
Sensitivity Signal output level per sound pressure 10-50 mV/Pa
Directionality Polar pattern characteristics Omnidirectional, Cardioid, Figure-8
Impedance Electrical resistance rating 48-200 (low impedance)
Signal-to-Noise Ratio Desired signal vs. background noise 60-80 dB

5. Application Fields

Primary industries include: - Music production (studio recording, live sound reinforcement) - Broadcast media (television, radio, podcasting) - Conference systems (video conferencing, court reporting) - Consumer electronics (smartphones, VR headsets) - Industrial monitoring (ultrasonic testing, noise mapping) Typical equipment: Digital audio workstations, wireless lavalier systems, measurement microphones.

6. Leading Manufacturers and Products

Manufacturer Product Series Key Features
Shure SM58/Beta58 Industry-standard vocal microphones
Neumann U87i Studio condenser reference model
AKG C414 XLII Multipattern studio microphone
Sennheiser MKH 416 Shotgun mic for film production
Rode NT1-A Studio package with USB interface

7. Selection Recommendations

Key considerations: - Application environment (studio vs. field recording) - Frequency response matching with sound source - Polar pattern suitability - Connection type (analog XLR vs. digital USB) - Budget allocation (studio-grade vs. consumer models) For speech applications, select cardioid patterns with 80-120Hz bass roll-off. For instrument recording, prioritize flat frequency response above 15kHz.

8. Industry Trends

Current developments include: - AI-powered noise cancellation algorithms - MEMS (Micro-Electro-Mechanical Systems) microphones - Wireless digital transmission systems (2.4GHz bands) - Polarization-free nanomaterial diaphragms - Integration with IoT devices and smart assistants The global market is projected to grow at 5.8% CAGR through 2030, driven by VR/AR and remote communication demands.

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