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台湾路昌 噪声校正器 SC-942
价格：电议
地区：
电 话：86 0755 27803400
手 机：13421830641
传 真：86 0755 27966689

深圳市宝安区新安顺诚电子经营部

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特色

 

  • 輸出音壓SC-942 : 94dB ±0.8dB 114dB ±1.0dB

  • 輸出頻率 : 1000Hz ±5%

  • 可校正1英吋及0.5英吋麥克風頭

  • 內建電力不足指示功能

  • Size : 直徑50 x 長145mm

 

FEATURES

 

  • Use to calibrate the " Sound Level meter " precisely.

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  • 1000 Hz frequency .

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  • Sound Pressure Level : 94 dB and 114 dB.

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  • Suitable for 0.5 & 1 inch microphone.

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  • Power by 006P DC 9V battery, 2 PCs.

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    SC-941規格

     

    頻率 (Frequency)

     

    1000 Hz ± 2 %.

     

    音壓水平 (Sound Pressure Level)

     

    94 dB range : 94 dB ± 0.75 dB.
    114 dB range : 114 dB ± 0.9 dB.

     

    適合的麥克風型式 (Suitable Microphone Type)

    0.5 inch or 1 inch microphone.

    總諧波失真 (Total harmonic distortion)

    94 dB range : ± 2 %.
    114 dB range : ± 5 %.

    操作溫度 (Operating Temp. )

     0 to 50 ℃. ( 32℉ to 122℉ ).

    電源供應 (Power Supply)

    Heavy duty or Alkaline type, DC 9V battery. 006P MN1604 ( PP3 ) or equivalent, 2 PCs.

    電源損耗 (Power Consumption)

    Approx. DC 7 mA.

    電池檢查 (Battery Check)

    Build in " Battery test indicator "

    重量 (Weight)

    Approx. 350 g/0.77 LB. ( including batteries )

    尺寸 (Size)

    Dia 50 mm ( round ) x 82 mm ( length ).

    附件 (Standard Accessory)

    Instruction manual............................................ 1 PC.
    0.5" mic. adapter.............................................. 1 PC.
    Adjust Screw Driver........................................... 1 PC.
    Carrying case, CA-03......................................... 1 PC.

    校正程序 (CALIBRATION PROCEDURES)

     

    1. Insert the microphone of " SOUND LEVEL METER " carefully all the way into the coupler section of the SC-942.

    2. Set the " Sound Level Meter " to a range suitable for measuring " 94 dB " or " 114 dB ".

    3. Set the " OFF/94 dB/114 dB " to " 94 dB " or " 114 dB " position. A pure 1,000 Hz tone is produced.

    4. Adjust the calibration VR (knob) of the " Sound Level Meter ". until that the display reach to 94.0 dB or 114.0 dB exactly.