Description
Extech 407790A Real Time Octave Band Analyzer
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Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5″ 320×240 TFT color backlit LCD.
Features Extech 407790A Real Time Octave Band Analyzer
- Wide measurement in 5 ranges: 20 to 90dB, 20 to 100dB, 20 to 110dB, and 30 to 120dB, 40 to 130dB
- 3.5” (320×240) TFT color LCD with backlight feature displays Leq, LE, Lmax, Lmin, Lp, L05, L10, L50, L90, L95
- Stores readings on microSD card
- Precise linearity over wide range (100dB)
- Transferred data to a PC to be analyzed using software and cable provided
- A, C and Z weighting with Fast or Slow response
- 25Hz to 10kHz frequency response
- Meets ANSI and IEC Type 2 standards
- Internal self test when powered ON
- Detachable 0.52” (13.2mm) diameter condenser microphone and Tripod mount provided on rear
- Analog AC/DC recorder output
- Real time clock with Year, Month, Day, Hour, Minute and Second display
- Optional microphone extension cable for measurements in enclosures and other remote locations (407764-EXT)
- Complete with Windows® compatible software, USB cable, 4 x C batteries, microphone wind screen, mini screwdriver, 120V AC adaptor, and case
Specifications Extech 407790A Real Time Octave Band Analyzer
| Specifications | Range |
|---|---|
| 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 (τ), I |
| Display | 3.5” (89mm) 320×240 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) |
Extech 407790A – Manual
KARYA MANDIRI TECHINDO adalah Supplier Extech 407790A Real Time Octave Band Analyzer dan juga menjual Brand Extech. Lihat produk kami lainnya di sini JSI, SGI, SMG atau hubungi kami lewat Whatsapp 0821-3010-0456 atau via email karyamandiritechindo@gmail.com.
