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USB measurement microphone models suitable for infrasound, ultrasound and high level measurements

USB measurement microphone models are designed to capture both infrasonic and ultrasonic frequencies, making them an excellent tool for research and development.

They are available in standard, infrasonic and ultrasonic versions to better suit your requirements.

The measurement microphone capsules comply with WS2F standards according to IEC 61094-4, ensuring precision and reliability in any environment.

Our USB precision microphones are suitable for a wide range of industrial and scientific applications.

They are compatible with most common software applications and can be easily connected to computers and laptops via USB.

USB measurement microphone versions are manufactured to ISO standards to ensure high quality and accurate results.

Our goal is to provide our customers with reliable and precise microphones for all their industrial needs.

Class 1 WS2F – IEC 61094-4

USB measurement microphone model iSV1611 is a digital microphone with USB interface, consisting of pre-polarized ½” condenser 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.

Dual channel operation allows simultaneous measuring.

  • Measuring range 16 dB(A) – 140 dB
  • ½” condenser microphone capsule pre-polarized
  • Frequency range: 4 Hz – 20 kHz ± 1.5 dB
  • 1/2″ microphone capsule thread 60uns
  • Polar pattern: omnidirectional
  • Acoustic noise floor 16dBA
  • SPL max. 140dB
  • Sensitivity 40 mV/Pa
  • Measuring range left channel 16 – 101 dB(A)
  • Measuring range right channel 51 – 140 dB(A)

1/2″ microphone capsule

WS2F according to IEC 61094-4

Free Field

4 Hz to 20 kHz

16 dBA to 140 dB

pre-polarized

Price: 765 €

1/2″ microphone

WS2F according to IEC 61094-4

Free Field

1 Hz to 20 kHz

15 dBA to 140 dB

pre-polarized

Price: 1625 €

1/4″ microphone capsule

WS3F according to IEC 61094-4

Free Field

4 Hz to 80 kHz

30 dBA to 165 dB

pre-polarized

Price: 1545 €

1/4″ microphone capsule

WS3F according to IEC 61094-4

Free Field

5 Hz to 80 kHz

35 dBA to 168 dB

pre-polarized

Price: 1715 €

Robust USB connection is screwed on the microphone side

Scope of delivery:

Ultrasonic USB Microphone
  • 1/2″ condenser microphone capsule
  • Digital microphone preamp
  • USB connection cable 2 meter
  • Windscreen
Microphone Capsule
IEC 61094-4 Type WS2F
Diameter
1/2″
Frequency Range
4 Hz – 10 Hz: ± 1.5 dB
10 Hz – 4 kHz: ± 0.5 dB
4 kHz – 20 kHz: ± 1.5 dB
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
146 dB
Intrinsinc Noise Level
16 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
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