1. Dodecahedron Loudspeaker : .6. Noise Generator : RG11
...Nor-223, 229, 250, DO12 .7. MLS Noise Generator, Synchroniation Unit :
2. Directional Speaker : GdB....Nor-257, Nor-258
3. Acoustic Noise Source Set : RQ10.8. Tapping Machine : Nor-211
4. Power Amplifier for Loudspeaker : .9. Oscillating Microphone Boom : Nor-252
...Nor-257, Nor-258.10. Spark Source System
5. Noise Generator : Nor-230 
°ÇÃà À½Ç⠹߻ý¿ë

Building acoustic measurement ISO140-4, ISO354, ASTM E-90, E-336

ÀϹÝÀûÀÎ ¼ÒÀ½ ¹ß»ý¿ë

¹æÀ½º®µî ȯ°æ ¼ÒÀ½ ½ÃÇè¿ë

ÀÚµ¿Â÷µî ½Ç³»À½Ç⠹߻ý¿ë
¢Æ Á¦Ç°Á¾·ù¸¦ Ŭ¸¯ÇϽøé À̹ÌÁö¸¦ º¸½Ç ¼ö ÀÖ½À´Ï´Ù.
Speaker Type
Nor-223
Sound Power Output
122dB
118dB
120dB
122dB
Speaker
12¡¿6.5"
12¡¿5"
6¡¿6.5"
12
Power Rating(max.)
200Wrms
100Wrms
200Wrms
600Wrms
Impedance
48/12/5.4/2.8¥Ø
96/24/10.7/6¥Ø
48/12/5.4¥Ø
4¥Ø
Diameter/Dimension
50cm
45cm
415¡¿235mm(dxh)
400mm
Weight
15kg
12.5kg
11.7kg
15.5kg
Power Amplifier
Nor-260
Nor-260, 235
Nor-260
M700