Model : 376A31 | PHANTOM POWER MICROPHONE SYSTEM

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patented phantom powered 48v, 24v or 12v, 377c01 microphone and 426a14 preamplifier system
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Patented phantom powered 48V, 24V or 12V, 377C01 microphone and 426A14 preamplifier system

  • Nominal Microphone Diameter: 1/4"
  • Frequency Response Characteristic: Free-Field
  • Frequency Range: (+2 / -3dB)4 to 100000 Hz
  • Dynamic Range: 165 dB re 20 µPa

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English: SI:
Performance
Nominal Microphone Diameter 1/4" 1/4"
Frequency Response Characteristic (at 0° incidence) Free-Field Free-Field
Sensitivity (±3 dB) -54 dB re 1 V/Pa -54 dB re 1 V/Pa [ 2]
Sensitivity 2.0 mV/Pa 2.0 mV/Pa [ 2]
Frequency Range (+2 / -3 dB) 4 to 100000 Hz 4 to 100000 Hz
Frequency Range (±2 dB) 5 to 80000 Hz 5 to 80000 Hz
Frequency Range (±1 dB) 7 to 12500 Hz 7 to 12500 Hz
Lower Limiting Frequency (3) 0.75 to 4.0 Hz 0.75 to 4.0 Hz
Inherent Noise 40 dB(A) re 20 µPa 40 dB(A) re 20 µPa [ 1] [ 3]
Dynamic Range (3% Distortion Limit) 165 dB re 20 µPa 165 dB re 20 µPa [ 1]
Environmental
Temperature Range (Operating) -40 to +149 °F -40 to +65 °C
Temperature Coefficient of Sensitivity (+14 to +149°F (-10 to 65°C)) 0.003 dB/°F 0.006 dB/°C [ 1] [ 2]
Static Pressure Coefficient -0.009 dB/kPa -0.009 dB/kPa [ 1] [ 2]
Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) ±0.001 dB/%RH ±0.001 dB/%RH [ 2]
Influence of Axial Vibration (0.1g (1 m/s²)) 60 dB re 20 µPa 60 dB re 20 µPa [ 1]
Electrical
Polarization Voltage 0 V 0 V [ 4]
Current Draw 6.5 6.5 [ 1]
Maximum Output Voltage ±10 Vpk ±10 Vpk
Output Impedance <50 Ohm <50 Ohm
Physical
Housing Material Stainless Alloy Stainless Alloy
Venting Rear Rear
Electrical Connector 3-Pin XLR 3-Pin XLR
Mounting Thread (Grid) 0.25 - 60 UNS 0.25 - 60 UNS
Size - Diameter 0.79 in 20.1 mm
Size - Height (with grid) 6.85 in 174.0 mm
Weight 4.96 oz 140.7 gm [ 1]
* All specifications are at room temperature unless otherwise specified
.




Specification Notes


[ 1] Typical.
[ 2] re 250 Hz
[ 3] A-Weighted inherent noise is specified from 20 Hz - 20 kHz.
[ 1] Typical.
[ 2] re 250 Hz
[ 1] Typical.
[ 4] Prepolarized
[ 1] Typical.
[ 5] See PCB Declaration of Conformance PS147 and PS167 for details.


Accessories


Supplied
079A49 Phantom powered microphone holder 20mm dia with 5/8-27 1
64443-01 1
64444-01 1
ACS-42 Calibration of a Series 377 (Type 1) microphone & preamp, as mated pair 1


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