¸ðµ¨¸í: HT-850
¸ÞÀÌÄ¿: Hongtai
»ó¼¼Á¤º¸:
¼ÒÀ½°è(Sound Level Meter) HT-850
1. Full-scale ¹é¶óÀÌÆ®<?xml:namespace prefix = "o" />
2. ÃøÁ¤¹üÀ§ : 30dB-130dB (ºÐÇØ´É : 0.1dB)
3. ÄÄÆÑÆ® µðÀÚÀÎ, °íÁ¤µµ, IEC651 ±Ô°Ý.
4. µ¥ÀÌÅÍ ¹× ÃÖ´ëÄ¡ Hold ±â´É.
5. ¹«°Ô : 230g
6. ¹üÀ§:
Low frequency band: 30dB~100dB
High frequency band: 60dB~130dB
7. Á¤¹Ðµµ: ¡¾1.5dB ¹× 94dB½Ã 1kHz sine wave.
8. Frequency band of sound level: A, C
9. Time weighting : Fast, Slow