GENERAL FEATURES & SPECIFICATIONS |
一般功能和規格 |
|
|
AR-814 |
AR-824 |
Measuring Range |
30~130dBA |
30~130dBA |
測量范圍 |
35~130dBC |
35~130dBC |
Accuracy |
±1.5dB |
±1.5dB |
測量精確度 |
Frequency Range |
31.5HZ-8.5KHZ |
31.5HZ-8.5KHZ |
頻率響應 |
Linearity Range |
50dB |
50dB |
動態范圍 |
AC/DC Output |
√ |
√ |
AC/DC 信號輸出 |
Auto Power Shut Off |
√ |
√ |
自動關機功能 |
Low Battery Indication |
√ |
√ |
低電顯示功能 |
Over Range Indication |
√ |
√ |
過載提示 |
Digit & Resolution |
5Digits & 0.1dB |
5Digits & 0.1dB |
數位及分辨率 |
Time Weighting Selection |
Fast/Slow |
Fast/Slow |
動態特性選擇 |
Microphone |
1/2 Inch Electret Condenser Microphone |
麥克風 |
1/2 英寸電容式麥克風 |
|
Frequency Weighting |
A & C |
A & C |
頻率加權特性 |
Sound Measuring Level Selection |
√ |
√ |
測量檔位選擇 |
Max Hold Function |
√ |
√ |
最大值鎖定 |
Sampling Frequency |
2 times/sec |
2 times/sec |
取樣頻率 | |
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|
|
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GENERAL CHARACTERISTICS |
一般特征 |
Power |
9V (Alkaline or DC Adapter) |
6V (4*AA Alkaline or DC Adapter) |
供電 |
9V堿性電池或者電源適配器 |
4節1.5VAA堿性電池或6V電源適配器 |
LCD size |
30*50mm |
30*50mm |
LCD尺寸 |
Product Color |
Ivory |
Ivory |
產品顏色 |
象牙白 |
象牙白 |
Product Net Weight |
178g |
300g(include battery) |
產品凈重 |
Product Size |
207*70*29mm |
265*70*35mm |
產品尺寸 | |
|
PACKING INFORMATION |
包裝 |
包裝方式1(中國) |
彩盒包裝 |
彩盒包裝 |
標準外箱容量 |
20 |
20 |
標準外箱尺寸 |
55.0*45.0*26.5cm |
57.0*51.7*23.8cm |
標準外箱毛重 |
13.96kg |
10.5kg |
包裝方式2(Other Countries) |
Blister |
Blister |
Standard Quantity Per Carton |
20 |
20 |
Standard Carton Size |
41.0*37.5*33.2cm |
41.0*37.5*33.2cm |
Standard Carton Gross Weight |
5.76kg |
6.2kg | |