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Extech 407790A 实时倍频程频带分析仪(1/1倍频程和1/3倍频程)

  • 制造商: EXTECH
    Model: 407790A
    • 报价要求 报价要求
  • 76,116,500 VND
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Manufacturer: EXTECH
Model: 407790A

- Applicable standards: ANSI S1.4 Type 2, EN IEC 60651, EN IEC 60804, and EN IEC 1260-1995
- Accuracy: ±1.5dB (ref 94dB @ 1kHz)
- Measurement functions: Lp, Leq, LE, Lmax, Lmin, L05, L10, L50, L90, L95,
- Frequency range: 25Hz ~ 10kHz
- Frequency Weighting: A, C, and Z
- Time Weighting: Fast, Slow, 10ms (t), I
- Display: 3.5" (89mm) 320x240 TFT color backlit LCD; Displays 1/1, 1/3, and 1/1 & 1/3
- 1/1- 1/3 Analyzer level range: 5 ranges in 10db steps: 20 to 90dB, 20 to 100dB, 20 to 110dB, 30 to 120dB, 40 to 130dB
- 1/1 Octave and 1/3 Octave:
+ 1/1 Octave band center frequencies: (9 bands);
+ 1/3 Octave band center frequencies: (27 bands)
- Signal output: AC output: 1 Vrms (at full scale); DC output: 3.0V, 25mV/dB
- Memory: microSD card (included)
- Measurement Time: 1s to 23h 59m 59s
- Power: Four type C size 1.5V batteries, External DC power: 6V, 1A
- Dimensions/Weight: 13.6 x 3.9 x 2.4" (345 x 100 x 60mm)/ 33.5oz (950g)
Option:
407764-EXT - 15ft (4.7m) Microphone Extension Cable
407766 - 94/114dB Sound Calibrator
407744 - 94dB Sound Calibrator

详细

Manual

Datasheet


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