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Model Number376A31376A32376A33426A14
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Performance
Nominal Microphone Diameter1/4"1/2"1/2"1/4" or 1/2"
Frequency Response Characteristic (at 0° incidence)Free-FieldFree-FieldFree-Field--
Sensitivity (±3dB)-54 dB re 1 V/Pa------
Sensitivity2.0 mV/Pa50 mV/Pa12.6 mV/Pa--
Frequency Range (+2 / -3dB)4 to 100000 Hz------
Frequency Range (±2dB)5 to 80000 Hz3.75 to 20000 Hz3.15 to 31500 Hz--
Frequency Range (±1dB)7 to 12500 Hz7 to 10000 Hz5 to 16000 Hz--
Lower Limiting Frequency0.75 to 4.0 Hz1.0 to 3.0 Hz1.0 to 2.4 Hz--
Inherent Noise40 dB(A) re 20 µPa15.5 dB(A) re 20 µPa22 dB(A) re 20 µPa--
Dynamic Range (3% Distortion Limit)165 dB re 20 µPa137 dB re 20 µPa150 dB re 20 µPa--
Environmental
Temperature Range (Operating)
-40 to +149 °F
-40 to +65 °C
-40 to +149 °F
-40 to +65 °C
-40 to +149 °F
-40 to +65 °C
-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
0.005 dB/°F
0.009 dB/°C
0.003 dB/°F
0.006 dB/°C
--
Static Pressure Coefficient-0.009 dB/kPa-0.013 dB/kPa-0.007 dB/kPa--
Humidity Coefficient of Sensitivity (0 to 100%, non-condensing)±0.001 dB/%RH±0.001 dB/%RH0.002 dB/%RH--
Influence of Axial Vibration (0.1g (1 m/s²))60 dB re 20 µPa63 dB re 20 µPa66 dB re 20 µPa--
Electrical
Polarization Voltage0 V0 V0 V--
Current Draw6.5 6.5 mA6.5 mA6.5 mA
Maximum Output Voltage±10 Vpk±10 Vpk±10 Vpk--
Output Impedance<50 Ohm<50 Ohm<50 Ohm--
Physical
Housing MaterialStainless AlloyStainless AlloyStainless AlloyStainless Steel
VentingRearRearRear--
Electrical Connector3-Pin XLR3-Pin XLR3-Pin XLR3-Pin XLR
Mounting Thread (Grid)0.25 - 60 UNS0.5 - 60 UNS0.5 - 60 UNS--
Size - Diameter
0.79 in
20.1 mm
----
0.79 in
20.1 mm
Size - Height (with grid)
6.85 in
174.0 mm
6.99 in
177.6 mm
6.85 in
174.0 mm
--
Weight
4.96 oz
140.7 gm
6.50 oz
184.2 gm
6.45 oz
183.0 gm
6.23 oz
176.5 gm
Performance
Sensitivity (±1.5dB)---26 dB re 1 V/Pa----
Physical
Size - Diameter (with grid)--
0.79 in
20.1 mm
0.79 in
20.1 mm
--
Performance
Sensitivity (±2dB)-----38 dB re 1 V/Pa--
Frequency Range (±3dB)----3.15 to 40000 Hz--
Gain-------0.2 dB
Frequency Response (±0.1dB)------11 to 100000 Hz
Frequency Response (-3dB)------<1.8 Hz
Electrical Noise (A-weight)------<2 µV
Electrical Noise (Flat 20 Hz to 20 kHz)------<4.5 µV
Distortion (3 V rms input at 1 kHz)------<-70 dB
Output Slew Rate------11 V/µS
Environmental
Temperature Response------<0.05 dB
Humidity Range (Non-Condensing)------0 to 95 %RH
Humidity Sensitivity------<0.05 dB
Electrical
Impedance (Input)------20 GOhm
Capacitance (Input)------0.25 pF
Impedance (Output)------<50 Ohm
Output Voltage------±10 Vpk
Physical
Size - Length------
6.50 in
165.1 mm
Mounting Thread (Microphone to Preamplifier)------0.2244 - 60 UNS