Microphone Preamplifier

Nominal Microphone Diameter1/2Frequency Response Electrical Noise(at 22 C) (Flat 20 Hz to 20 kHz)Distortion (3 V rms input at 1 kHz)<-70 dB<-70 dB[1] EnvironmentalTemperature Range (Operating)-40 to +248 FExcitation Voltage 20 to 32 Constant Current Excitation 2 to 10 mA

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Microphone System

378B02 - PCB Piezotronics, Inc.

This model includes a 1/2" microphone cartridge, a mated preamplifier with TEDS, and system calibration.

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Microphone Preamplifier

426A30 - PCB Piezotronics, Inc.

1/2-inch preamplifier with 7-pin LEMO connector (for externally polarized microphones)

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PROBE MICROPHONE ICP

377B26 - PCB Piezotronics, Inc.

Open Circuit Sensitivity (at 250 Hz)Frequency Range (+2.2/-4.9 dB)2 to 20000 HzLower Limiting Frequency (-3 dB)Inherent Noise<45 dB(A) re 20 Pa Dynamic Range(3% Distortion Limit)EnvironmentalTemperature Range (Operating)-40 to +158 F-40 to +70 C[5]

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Microphone Preamplifier

426B31 - PCB Piezotronics, Inc.

Performance:Nominal Microphone Diameter:1/4" Frequency Response:3.98 to 126000 Hz3.98 to 126000 10.0 to 126000 Hz10.0 to 126000 HzElectrical Noise (A-weight)3.8 TEDS CompliantYes

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ICP Microphone System

378A14 - PCB Piezotronics, Inc.

This model includes a 1/4" microphone cartridge, a mated preamplifier with TEDS, and system calibration.

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Precision Condenser Microphone

377B02 - PCB Piezotronics, Inc.

1/2" free-field, prepolarized condenser microphone, typical sensitivity= 50 mV/Pa (+/-1.5 dB), 3.15 Hz to 20 kHz (+/-2 dB).

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Precision Condenser Microphone

377B11 - PCB Piezotronics, Inc.

Performance:Nominal Microphone Diameter:1/2 CharacteristicPressureOpen Circuit Sensitivity: 50 mV/Pa50 mV/PaInherent Noise<15 dB(A) re 20 Pa<15 dB(A) re 20 Pa Dynamic Range (3% Distortion Limit)>143 dB re 20 Pa>143 dB re 20 Pa EnvironmentalTemperature Range (Operating)-40 to +248 F-40 to +120 C Temperature Coefficient of Sensitivity (+14 to +122F (-10 to +50C))0.005 dB/F0.009 dB/C

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ICP Microphone System

HT378B02 - PCB Piezotronics, Inc.

This model includes a 1/2" microphone cartridge, a mated preamplifier with TEDS, and system calibration. Click the following for individual component information.

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Microphone Preamplifier

426A11 - PCB Piezotronics, Inc.

1/2-inch ICP preamplifier with gain and filter switches (for prepolarized microphones)ICP(R) low noise preamplifier with gain, filters, and TEDS

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Precision Condenser Microphone

377C41 - PCB Piezotronics, Inc.

1/2" condenser microphone, free-field, 200 V Polarization

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ICP Electret Array Microphone

130A23 - PCB Piezotronics, Inc.

Nominal Microphone Diameter: 1/4" Frequency Response Characteristic (at 0 incidence)Free-FieldInherent Noise (A Weighted)<30 dB(A) re 20 Pa<30 dB(A) re 20 Pa Dynamic Range (High)150Environmental Temperature Range ( Temperature Effect on Output (-10 to +50 C)<0.7 dB<0.7 dB[2] Influence of Axial Vibration Excitation Voltage 18 to 30 VDC18 to 30 VDC

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ICP Microphone System

378C01 - PCB Piezotronics, Inc.

This model includes a 1/4" microphone cartridge, a mated preamplifier with TEDS, and system calibration. Click the following for individual component information.

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Precision Condenser Microphone

2575 - PCB Piezotronics, Inc.

Performance:Nominal Microphone Diameter1"1" Frequency Response: Characteristic (at 0 incidence) Random IncidenceRandom Incidence Open Circuit Sensitivity: 45 mV/Pa Resonant Frequency (90 Phase Shift)8000 Hz8000 Hz[1] Inherent Noise<10 dB(A) re 20 Pa<10 dBTemperature Range (Operating)TBD FTBD C Humidity Coefficient of Sensitivity (0 to 95%, non-condensing)0.001 dB/%RH

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Precision Condenser Microphone

377C10 - PCB Piezotronics, Inc.

Performance:Nominal Microphone Diameter:1/4"CharacteristicPressure Open Circuit Sensitivity1.0 mV/Pa1.0 mV/PaFrequency Range (2 dB)4 to 70000 Hz4 to 70000 Hz Lower Limiting Frequency (-3 dB)0.25 to 3.0 Hz0.25 to 3.0 Hz Resonant Frequency (90 Phase Shift)65000 Hz65000 HzHumidity Coefficient of Sensitivity (0 to 100%, non-condensing)0.0012 dB/%RH0.0012 dB/%

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