Specifications Sound Level Meter AR824 Measuring Range : 30 to 130dBA 35 to 130dBC Accuracy : Â ± 1.5dB Frequency Range : 31.5HZ-8.5KHZ Linearity Range : 50dB AC/ DC Output : ....
SENTRA TEKNIK UTAMA Komp. Sentra Bisnis Blok SS 9 No.9, Jl Harapan Indah Raya-Bekasi 17132 Telp. : 021-888 66264, 021-7081 0505 Fax. : 021-88866264 HP : 0821 132 62 123/ 0817 641 4926/ ....