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Microphone Preamplifiers
Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers Microphone Preamplifiers
Microphone Preamplifiers
The preamplifier has a very high input impedance presenting virtually no load to the microphone. The high output voltage together with an extremely low inherent noise level gives a wide dynamic range.
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Key Features Product Uses Technical Specifications
Technical Specifications



    Specifications

    AWA14600

    AWA14601

    AWA14604

    AWA14614

    Frequency Response

    (re. 250 Hz)

    10 Hz ~ 20 kHz, ±0.1 dB

    10 Hz ~ 200 kHz, ±0.2 dB

    10 Hz ~ 20 kHz, ±0.2 dB

    10 Hz ~ 200 kHz, ±0.5 dB

    10 Hz ~ 20 kHz, ± 0.1 dB

    10 ~ 200 kHz, ± 0.2 dB

    Gain

    -0.03 dB

    -0.15 dB

    -0.1 dB

    -0.2 dB

    Input Impedance

    ≥10 GΩ//0.3 pF

    ≥15 GΩ//0.5 pF

    ≥15 GΩ//0.3 pF

    ≥10 GΩ//0.5 pF

    Background Noise

    (20Hz ~ 20kHz)

    <3 μV A-weighting

    <5 μV A-weighting

    <3 μV A-weighting

    <7 μV A-weighting

    <5 μV A-weighting

    <7 μV A-weighting

     

    <5 μV A-weighting

    <12 μV A-weighting

     

    Distortion(THD) @1kHz 1 V

    <0.02%

    <0.05%

    <0.1%

    Output Impedance

    ＜5Ω

    ＜50Ω

    Max. Output Voltage

    10 VRMS @ Power Voltage 60 V

    >35 VRMS @ Power Voltage 150 V

     

    7 VRMS @ Power Voltage 30 V

    5 VRMS

    Power Voltage

    28 V ~ 150 V

    ±14 V ~ ±75 V

    9 V ~ 45 V

    ICP  2 mA~20 mA

    Operating Current

    1 mA

    1 mA

    ICP  2 mA~20 mA

    Polarization Voltage (V)

    200,  60, 28,  0

    0

    Dimensions

    Ф12.7mm × 80 mm

    Ф12.7mm × 62 mm

    Ф12.7mm × 70 mm

    Ф6.35mm× 85 mm

    Weight

    <20 g (not include cable)

    Operating Temperature

    -20°C ~ +50°C

    Humidity

    25 %～ 90 %(RH)

    Atmospheric Pressure

    65 kPa～108 kPa

    Connector Type

    7 pin Lemo connector  FGG.1B.307

    X9-6T socket

    BNC

    Thread for Preamplifier Mounting

    11.7 mm-60 UNS

    Available

    1/2" Measurement Microphone AWA14423, AWA14425, AWA14422

    1/4" Measurement Microphone AWA14435






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Aihua Instruments No.37 Xianxing Rd Xianlin Town Yuhang District Hangzhou Zhejiang China Aihua Instruments +86 571 85021931 Aihua Instruments yqf@hzaihua.com
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