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BSWA308

    聲級計及分析儀 (一型), IEC61672 type 1 Sound Level Meter, 1/1 Octave, 1/3 Octave (Optional), LEQ, Ln, Lmax, Lmin

             Possible User

    LCSD Stadium Monitoring / Building Contractors / Occupation Safety / Events Organizer / HVAC & Air Contractors / S&V designer & consultancy
  

    

 

  BSWA308 是 IEC61672 - 1 型聲級計、分析儀。 它的設計針對聲學測量、環境雜訊監測、職業健康和安全檢測等應用。

  可以做即時6.3Hz - 20KHz 倍頻程測試分析。

* Standard: IEC 61672-1:2013, IEC 60651:1979, IEC 60804:2000

 * 1/1 Octave Band, 1/3 Octave Band analysis (optional) according to IEC 61260 1:2014 and ANSI S1.11 2004

 * 8Hz~16kHz(1/1octave), 6.3Hz~20kHz(1/3octave)

 * 3Hz~20kHz.(Class1 microphone frequency range)

 * LEQ / L10 / L90 / Ln / Background noise / Peak / Lmax / Lmin / SPL sound curve etc.

 * Logger steps 0.1s to 24hrs

 * 22dB(A) to 136dB(A)

 * Data storage & PC analysis

　

　

BSWA309

    聲級測量計 (2型), IEC61672 type 2 Sound Level Meter,  (1/1 Octave), LEQ, Ln, Lmax, Lmin

             Possible User

    HVAC Contractors / Chiller, Compressor or Refrigeration Contractors / Lift Contractors / Factories

  

bswa 309的圖片搜尋結果

　

  BSWA309 是IEC61672 - 2 型聲級計、分析儀。 它的設計針對聲學測量、環境雜訊監測、職業健康和安全檢測等應用。

  可以做即時20Hz - 12.5KHz 倍頻程測試分析。

* Standard: IEC 61672-1:2013, IEC 60651:1979, IEC 60804:2000

* 1/1 Octave Band, 1/3 Octave Band analysis (optional) according to IEC 61260 1:2014 and ANSI S1.11 2004

 * 20Hz~8kHz(1/1octave), 20Hz~12.5kHz(1/3octave)

 * 20Hz~12.5kHz.(Class2 microphone frequency range)

 * LEQ / L10 / L90 / Ln / Background noise / Peak / Lmax / Lmin / SPL sound curve etc.

 * Logger steps 0.1s to 24hrs

 * 25dB(A) to 136dB(A)

 * Data storage & PC analysis

　

　

Microphone Capsules

   MP231 Class 1 microphone free field

                     Sensitivity

   -28 dB±3 dB (40 mV/Pa)

  

microphone uses stainless steel as protection grid, which makes the microphone stronger and firmer.

The MP231 conforms to IEC61672 Class 1 standard with a sensitivity of 40mv/Pa.

The MP231 is perfect for its long-term stability.　

　

ICCP preamplifier

    MA231T ICCP preamplifier

           Frequency Response

  20 Hz ~ 200 kHz

  

BSWA MV series microphone preamplifiers are used for externally-polarized microphones.

It is suitable for accurate measurement of high sound intensity and can be powered by BSWA microphone power supply.

　

　

VSS058

    VSS058 Low Frequency Volume Source

           Frequency Response

  50Hz~800Hz

  

Features:
  • Frequency response: 50Hz~800Hz
  • 200W continuous sound power output
  • Up to 98dB sound pressure level (1 meter away)
  • Internal reference microphone (can be calibrate)
  • Light weight, made of aluminum alloy and ABS
Application:
  • Reciprocity method of noise transfer function or acoustic transfer function reciprocity test
  • TPA (Transfer Path Analysis) test
  • Acoustic excitation test such as sound insulation test, material absorption coefficient test, SEA (Statistical Energy Analysis) test

　

CA111

    CA111 Sound Level Calibrator

                     Standard

    IEC60942:2003 Class 1

  

Measure Range: 94 & 114 dB

Features:

CA111 is a small sound source for calibration of measurement microphones, sound level meters and other sound measurement equipment.

The calibrator can be used on 1/2-inch and 1/4-inch microphones with adapter.

It conforms to IEC 60942:2003 Class 1, ANSI S1.40-1984

　

SoundTEK ST120

    SoundTEK Sound Level Calibrator

                     Standard

    IEC60942:2003 Class 1

  

Measure Range: 94 & 114 dB

Features:

  • For 1/2-inch condenser microphone calibration
  • IEC 60942:2003 Class1/ANSI S1.40-1984.
  • Output sound level: at 94dB and 114dB.