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USB microphones calibrated from 1 Hz to 80 kHz

  • 1/2″ microphone capsule
  • WS2F according to IEC 61094-4
  • free field
  • 10Hz to 20 kHz
  • 16dBA to 140dB
  • pre-polarized

Price: € 745

  • 1/2″ microphone
  • WS2F according to IEC 61094-4
  • free field
  • 1Hz to 20 kHz
  • 15dBA to 149dB
  • pre-polarized

Price: € 1625

  • 1/4″ microphone capsule
  • WS3F according to IEC 61094-4
  • free field
  • 5Hz to 80 kHz
  • 35dBA to 158dB
  • pre-polarized
Price: € 1715
  • 1/4″ microphone capsule
  • WS3P according to IEC 61094-4
  • Print
  • 3.5Hz to 70 kHz
  • 60dBA to 186dB
  • pre-polarized
Price: € 1935

USB precision microphone for industrial applications

1/2" USB Free Field Class 1 WS2F

USB Measuring Microphone

Price 745 €

The USB Precision Microphone

The USB microphone model iSV1611 is a digital microphone with USB interface, consisting of pre-polarized ½” electret microphone capsule, preamplifier, 2 channel (Stereo) ADC and USB interface, which can be used with apps on smartphone, tablet or PC.

PC, smartphone, or tablet receive the digitized 2 channel signal data via USB cable connected to iSV1611. The dual channel operation allows simultaneous measuring in the 16 -100 dB(A) and 56 – 140 dB(A) range.

  • Frequency range:
    10 Hz – 4 kHz: ± 0.5 dB                                                                                            4 kHz – 20 kHz: ± 1.5 dB
  • 1/2″ Microphone capsule thread 60uns
  • Directional characteristics: Omnidirectional – Sphere
  • Acoustic background noise 16dBA
  • SPL Max. 140dB
  • Sensitivity 38mV/Pa
  • Measuring range Ch. left 16 – 100 dB(A) 
  • Measuring range Ch. right 56 – 140 dB(A)

Frequency responce up tp 80 kHz with microphone calibrator
94 dB 1 kHz - Sampling Frequency = 192 kHz

Trigger recording setup menu for unattended acquisition of multiple files

Recording and Analysis realized with NVH Analyzer Lite

USB microphone sound level meter software

Optional sound level meter software for iSV1611 USB microphone.

The common evaluation filters S, F, I, Leq, A, B, C and Lin Z are available.

Logged Values:

LAeq LAeqt LAF LAS LAI LCF LCpeak LZF LZF 20Hz LZF 25Hz LZF 31.5Hz LZF 40Hz LZF 50Hz LZF 63Hz LZF 80Hz LZF 100Hz LZF 125Hz LZF 160Hz LZF 200Hz LZF 250Hz LZF 315Hz LZF 400Hz LZF 500Hz LZF 630Hz LZF 800Hz LZF 1000Hz LZF 1250Hz LZF 1600Hz LZF 2000Hz LZF 2500Hz LZF 3150Hz LZF 4000Hz LZF 5000Hz LZF 6300Hz LZF 8000Hz LZF 10000Hz LZF 12500Hz LZF 16000Hz LZF 20000Hz Overload and WAV

Scope of delivery:

Ultrasonic USB Microphone
  • 1/2″ microphone capsule
  • Digital microphone preamp
  • USB connection cable 2 meter
  • windscreen

Robust USB connection is screwed on the microphone side

iSV1611 Microphone Capsule Specifications

Model
iSV1611 Capsule IEC 61094-4 Type WS2F
Diameter
1/2″
Frequency Range
10 ~ 20,000 Hz
Responce Type
Free field
Electrode Forming Voltage
0 V
Sensitivity (dB re 20 μPa)
40 mV/Pa (± 3 dB)
Capacitance at 250 Hz
18 pF
Maximum Sound Pressure Level
140 dB
Intrinsinc Noise Level
18 dB (A)
Operating Temperature Range
-20 °C ~ +60 °C
Operating Humidity Range
25 % ~ 90 %(RH)
Temperature Characteristics
0.01 dB/C° Maximum
Humidity Characteristics
0.001 %(RH)
Aging Drift
0.2 dB/Year
Storage Temperature Range
-20 °C ~ +60 °C
Storage Humidity Range
25 % ~ 90 %(RH)
Venting
Rear
Outer Dimensions
Ф 13.2 mm x 16.0 mm
Weight
8.3 gram

USB Microphone Preamplier Specifications

Model
USB Microphone
Preamplifier
Signal Amplitude ref. 50mV @ 1kHz
Frequency Response
Frequency Sampling 192 kHz
1Hz~20Hz, Error <3.0dB
20Hz~20kHz, Error<0.3dB
20kHz~80kHz, Error<3.0dB
Electrical signal
noise background
Ch.1 (<13dBA, <26dBZ)
Ch.2 (<50dBA, <63dBZ)
THD Input 1kHz, 50mV, A weighting
<0.1%
Overload Indicator
1kHz (THD<3%)
Ch.1 (>101.9dB)
Ch.2 (>140dB)
Amplitude accuracy
Input 31.6mV, 1kHz, 90.0dB
Error <0.2dB
Dimensions
1/2″ Outer diameter
of protector cover
Ф 20 × 165 mm
φ 13.2mm
Weight
<96 g (cable not included)
Operating Temperature
-20°C ~ + 60°C
Humidity
25 %~ 90 %(RH)
Atmospheric Pressure
65 kPa~108 kPa
Connector Type
USB2.0,
Microphone Thread
11.7 mm-60 UNS