Model : 378B02 | ICP Microphone System

Click for lead times
Lead Time for 1-10 is 4 Wks
Lead Time for 11-20 is 5 Wks
$ 990.00 USD
(Pricing valid in US only!)

1/2" prepolarized free-field condenser microphone, 50 mV/Pa (+/-1.5 dB), 3.75 Hz - 20 kHz (+/-2 dB) with 1/2" ICP® preamplifier (426E01) and TEDS

This model includes a 1/2" microphone cartridge, a mated preamplifier with TEDS, and system calibration. Click the following for individual component information.
377B02
426E01

  • Nominal Microphone Diameter: 1/2"
  • Frequency Response Characteristic: Free-Field
  • Frequency Range: (±2dB)3.75 to 20000 Hz (3.75 to 20000 Hz)
  • Inherent Noise: 15.5 dB(A) re 20 µPa
  • Dynamic Range: 137 dB re 20 µPa

RELATED PRODUCTS



079A06

Windscreen (for 1/2-inch microphones)



Add to Cart for Quote
Add To Cart
079A11

Microphone holder (for 1/2-inch microphones)



Add to Cart for Quote
Add To Cart
485B39

2-channel, USB-powered, ICP® sensor signal conditioner with USB digital output (24-bit A/D)



Add to Cart for Quote
Add To Cart
079A15

Microphone stand (with boom attachment & adaptor)



Add to Cart for Quote
Add To Cart
079A18

Clamp-on flexible extension arm



Add to Cart for Quote
Add To Cart
079B21

1/2-inch nose cone



Add to Cart for Quote
Add To Quote
English: SI:
Performance
Nominal Microphone Diameter 1/2" 1/2"
Frequency Response Characteristic (at 0° incidence) Free-Field Free-Field
Sensitivity (±1.5 dB) -26 dB re 1 V/Pa -26 dB re 1 V/Pa [3]
Sensitivity 50 mV/Pa 50 mV/Pa [3]
Frequency Range (±2 dB) 3.75 to 20000 Hz 3.75 to 20000 Hz
Frequency Range (±1 dB) 7 to 10000 Hz 7 to 10000 Hz
Lower Limiting Frequency (3) 1.0 to 3.0 Hz 1.0 to 3.0 Hz
Inherent Noise 15.5 dB(A) re 20 µPa 15.5 dB(A) re 20 µPa [1]
Dynamic Range (3% Distortion Limit) 137 dB re 20 µPa 137 dB re 20 µPa [1]
TEDS Compliant Yes Yes [2]
Environmental
Temperature Range (Operating) -40 to +176 °F -40 to +80 °C
Temperature Coefficient of Sensitivity (+14 to +158°F (-10 to +70°C)) 0.005 dB/°F 0.009 dB/°C [1] [3]
Static Pressure Coefficient -0.013 dB/kPa -0.013 dB/kPa [1] [3]
Humidity Coefficient of Sensitivity (0 to 100%, non-condensing) ±0.001 dB/%RH ±0.001 dB/%RH [3]
Influence of Axial Vibration (0.1g (1 m/s²)) 63 dB re 20 µPa 63 dB re 20 µPa [1]
Electrical
Polarization Voltage 0 V 0 V [4]
Excitation Voltage 20 to 30 VDC 20 to 30 VDC
Constant Current Excitation 2 to 20 mA 2 to 20 mA
Output Bias Voltage 10 to 14 VDC 10 to 14 VDC
Maximum Output Voltage ±7 Vpk ±7 Vpk
Output Impedance <50 Ohm <50 Ohm
Physical
Housing Material Stainless Alloy Stainless Alloy
Venting Rear Rear [5]
Electrical Connector BNC Jack BNC Jack
Mounting Thread (Grid) 0.5 - 60 UNS 0.5 - 60 UNS
Size - Diameter (with grid) 0.52 in 13.2 mm
Size - Diameter (without grid) 0.50 in 12.7 mm
Size - Height (with grid) 3.62 in 91.9 mm
Size - Height (without grid) 3.58 in 90.9 mm
Weight 1.63 oz 45.8 gm [1]
* All specifications are at room temperature unless otherwise specified
.


Specification Notes


[1] Typical.
[2] TEDS Capable Digital Communication, compliant with IEEE 1451.4
[3] re 250 Hz
[1] Typical.
[3] re 250 Hz
[4] Prepolarized
[1] Typical.
[5] Venting through Preamp.
[6] See PCB Declaration of Conformance PS064 for details.


Accessories


Supplied
ACS-63 Calibration for microphone/preamplifier with TEDS programming 1


Product Videos