PULSAR 41K Sound Level Meters KIT (Class1, 20–140 dBA, kết nối máy tính, kèm bộ hiệu chuẩn âm thanh)

Class2
Measurement Range: 20 – 140 dBA
Noise Floor Limit: 21 dBA (18 dBA for Class 1)
Peak Measurement: 143 dBC
Measurement function: Lxy, Lxy Max, Lxy Min
IEC International Standards: IEC 61672-1 (Class 1 and Class 2) / IEC 60651:2001 (type 1 and 2) / IEC 60804:2000 (type 1 and 2)IEC61252:1993
Microphone Type: Class + PM1 pre-polarized
Frequency Weightings: RMS & Peak: A, C, Z all measured simultaneously
Time Weightings: F (Fast, 125ms), S (Slow, 1s) & I (Impulse, 0.35ms) all measured simultaneously
Memory: 4GB removable Compact Flash memory card
Display: High resolution anti-glare OLEd display with ambient light sensor & illuminated keypad
Frequency bands: 31.5Hz to 16kHz
Battery Type: 6x AA Alkaline batteries
Battery Life: typically > 30 hours
Dimensions: 280mm x 80mm x 42mm
Weight: 440 grams (without batteries)
External Connections: USB 2.0 Mini-B to PC / AC output via 3.5mm Stereo jack / AC & dC output via Multipin I/O socket
Accesories: User manual, Calibration certificate included in the price, AA Batteries (6), Wrist strap, AnalyzerPlus - Pulsar download analysis and reporting software, USB download cable, WS90 Windshield, K4 Hard Kit Case,  105 Acoustic Calibrator