Precision Noise Spectrum Analyzer (SP00007236)

1 Microphone: 1/2-inch pre polarized test condenser microphone
2 frequency range: 10Hz-20kHz
3 Frequency Weighting: A Weighting, C Weighting, Flat (Linear: Z Weighting)
4 Measurement range: 25dB-130dB (A) 30dB-130dB (C) 35dB-130dB (F)
5 Range Control: Manual selection with six levels, linear range of 70dB.
6 Range: 10dB -80dB, 20dB -90dB, 30dB -100dB,
40dB -110dB，50dB -120dB，60dB -130dB
7 Instrument accuracy: Complies with IEC61672 and GB/T3785 standards Level 1
8-time weighting: fast (F), slow (S), and linear average
9. Regular measurement: Lp、Leq、Lae、E、L5、L10、L50、L90、L95、Lmax、Lmin、SD、Ld、Ln、Ldn wait
10 time settings: 10 seconds, 1 minute, 5 minutes, 10 minutes, 15 minutes, 20 minutes, 30 minutes, 1 hour, 4 hours, 8 hours, 24 hours.
11 Sampling time: 31ms
12 Reverberation measurement: 0.3s-10s
13 Filter: Built in 1/1 octave band
中心频率： 31.5Hz、63Hz、125Hz、250Hz、500Hz、1kHz、2kHz、4kHz、8kHz,16kHz。
There are 4 measurement methods:
SAT "statistical analysis measurement method
24-hour automatic measurement method
OCT 1/1 octave band analysis measurement method
TR reverberation time measurement method
15 Measurement Display: Large screen background light dynamic bar chart LCD display, instantaneous sound level refreshing 16 times per second real-time display, with analog meter function, undervoltage and overload display, scientific deletion.
16 Data storage: up to 2000 sets or 80 days of 24-hour measurement values.
17 output interface:
AC and DC interface: directly output AC/DC signals for analysis
RS-232 interface: used for on-site printing of micro printers or printing through computer communication afterwards
18 Calibration: HS6020 Sound Level Calibrator, 1000Hz 94dB.
19 Power supply: 6 No. 5 alkaline batteries, can work continuously for 24 hours, and can be connected to an external power supply of DC9V.
20 Dimensions: l × b × h (mm): 290 × 80 × 30, Weight: 480g (with battery)
2、 Other:
1. Choose accessories: calibrator, extension cable (5m/10m/15m), tripod, and matching printer.