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Thông số kỹ thuật:
Hiển thị | 3 1/2 chữ số backlit LCD hiển thị với đọc tối đa năm 2000 |
Hiển thị tốc độ làm tươi | 1 lần / mỗi giây |
Áp dụng Thông số kỹ thuật | - IEC 61.672-1: 2002 Class1 - ANSI S1.4 Loại 1 - Hệ thần kinh trung ương NO.7129 Type1 - JJG-188-2002 Class1 |
Microphone | 1/2 "microphone condenser trước khi phân cực xây dựng trong preamplifier: -32 + / - 2dB (250Hz 0 dB = 1V/Pa) Dải tần số: 25 Hz ~ 12,5 kHz, tiếng ồn nhiệt: |
Đo lường các mặt hàng | 30dB ~ 130dB (A), 35dB ~ 130dB (C), 40dB ~ 130dB (Z) |
Dải đo | ngẫu nhiên, 10s, 1m, 5m, 10m, 30m, 1h, 2h, 4h, 8h, 16h, 24h |
Dynamic Range | 100 dB |
Tích hợp thời gian thiết lập | ngẫu nhiên, 10s, 1m, 5m, 10m, 30m, 1h, 2h, 4h, 8h, 16h, 24h |
Max. mức độ âm thanh đỉnh C | đo 70 ~ 133 dB |
Thời gian nặng | Nhanh, chậm, Impulse, Peak |
Tần số trọng | A / C / Z |
Dải tần số | 20Hz ~ 8kHz |
DC đầu ra | 10mV/dB |
Đầu ra AC | 2Vrms/130dB |
Tuổi thọ pin | 33 giờ |
Năng | LR6 1.5V * 4 pin kiềm loại |
AC Adapter | 100V ~ 240V |
Kích thước | 285 (L) x 90 (W) x 39 (H) mm |
Trọng lượng | 550g (bao gồm pin) |
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