USB microphones calibrated from 1 Hz to 80 kHz
iSV1611
- 1/2″ measurement microphone capsule
for standard applications - WS2F according to IEC 61094-4
- free field
- 10Hz to 20kHz
- 16dBA to 140dB
- pre-polarized
Price: € 745
MK 222 E + iSV1611
- 1/2″ measurement microphone capsule
for low-frequency applications - WS2F according to IEC 61094-4
- free field
- 1Hz to 20kHz
- 15dBA to 149dB
- pre-polarized
Price: € 1535
MK 301 E + A 67 + iSV1611
- 1/4″ measurement microphone capsule
- WS3F according to IEC 61094-4
- free field
- 5Hz to 80kHz
- 35dBA to 168dB
- pre-polarized
MK 342 E + A 67 + iSV1611
- 1/4″ measurement microphone capsule
- WS3P according to IEC 61094-4
- 3.5Hz to 70kHz
- 60dBA to 186dB
- pre-polarized
Calibrated 1/2" USB Microphone
iSV1611
USB precision microphone for industrial applications
1/2" USB Free Field Microphone
Class 1 WS2F
Price 745 €
The USB Precision Microphone
The USB microphone model iSV1611 is a digital microphone with USB interface, consisting of pre-polarized ½” electret measurement 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 measurement in the 16 -100 dB(A) and 56 – 140 dB(A) measurement 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)
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
- Measurement protocol in TXT format example
- Price €150 for "3dOctave" IEC 61260:1995
- Price €250 for "SLM" IEC 61672:2014
Scope of delivery:
- 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 |
Digital 1/2" 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 |