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Model: 378C10

$1,290.00 USD
(Pricing valid in US only)

Datasheet

1/4" pressure, prepolarized 377C10 microphone and 426B03 preamplifier. TEDS programmed

This model includes a 1/4" microphone cartridge, a mated preamplifier with TEDS, and system calibration. Click the following for individual component information.
377C10
426B03

  • Nominal Microphone Diameter: 1/4"
  • Frequency Response Characteristic: Pressure
  • Frequency Range: (±2dB) 5 to 70000 Hz (5 to 70000 Hz)
  • Dynamic Range: 173 dB re 20 µPa

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 English:SI: 
Performance
Nominal Microphone Diameter1/4"1/4" 
Frequency Response CharacteristicPressurePressure 
Sensitivity1.0 mV/Pa1.0 mV/Pa[3] 
Sensitivity (±3 dB)-60 dB re 1 V/Pa-60 dB re 1 V/Pa[3] 
Frequency Range (±2 dB)5 to 70000 Hz5 to 70000 Hz 
Lower Limiting Frequency0.75 to 4.0 Hz0.75 to 4.0 Hz 
Inherent Noise50 dB(A) re 20 µPa50 dB(A) re 20 µPa[1][4] 
Dynamic Range (3% Distortion Limit)173 dB re 20 µPa173 dB re 20 µPa[1] 
TEDS CompliantYesYes[2] 
Environmental
Temperature Range (Operating)-40 to +158 °F-40 to +70 °C 
Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C))0.004 dB/°F0.007 dB/°C[1][3] 
Static Pressure Coefficient-0.003 dB/kPa-0.003 dB/kPa[1][3] 
Humidity Coefficient of Sensitivity (0 to 100%, non-condensing)±0.0014 ±0.0014 [3] 
Influence of Axial Vibration (0.1g (1 m/s²))66 dB re 20 µPa66 dB re 20 µPa[1] 
Electrical
Polarization Voltage0 V0 V[5] 
Excitation Voltage20 to 32 VDC20 to 32 VDC 
Constant Current Excitation2 to 20 mA2 to 20 mA 
Output Bias Voltage10 to 14 VDC10 to 14 VDC 
Maximum Output Voltage±8 Vpk±8 Vpk 
Output Impedance<50 Ohm<50 Ohm 
Physical
Housing MaterialStainless AlloyStainless Alloy 
VentingRearRear[6] 
Electrical Connector10-32 Jack10-32 Jack 
Mounting Thread (Grid)0.25 - 60 UNS0.25 - 60 UNS 
Size - Diameter (with grid)0.28 in7.1 mm 
Size - Diameter (without grid)0.25 in6.35  
Size - Height (with grid)2.07 in52.6 mm 
Size - Height (without grid)2.02 in51.3 mm 
Weight0.27 oz7.8 gm[1] 

All specifications are at room temperature unless otherwise specified.


CE

Product Notes
[1] Typical.
[2] TEDS Capable Digital Memory and Communication, compliant with IEEE 1451.4
[3] re 250 Hz
[4] A-Weighted inherent noise is specified from 20 Hz - 20 kHz.
[5] Prepolarized
[6] Venting through Preamp.
[7] See PCB Declaration of Conformance PS076 for details.
Accessories:
Supplied
ACS-63Calibration (with TEDS) of Precision Condenser Microphones and Preamplifiers together (mated pair).(1)
Optional Versions:
No optional versions
Product Documents
Additional Downloads
Microphone - Safe Handling and Maintenance

Prepolarized vs. externally polarized microphones