Extech 407790
Real Time Octave Band Analyzer
The Extech 407790 Real Time Octave Band Analyzer is a Type 2 integrating sound level meter with octave and 1/3 octave band real time display. The 160 x 160 dot matrix backlit LCD displays Leq, LE, Lmax, Lmin, and Lp. It features a 25 Hz to 10 kHz frequency response, real time clock, and an A, C, and flat weighting with fast and slow response time. The built-in memory stores up to 12,280 records in SLM mode and 1024 data points in 1/1 or 1/3 octave mode. This memory can easliy be transferred to a PC via RS-232 interface and analyzed using included software.
仕様
| 一般仕様 | |
|---|---|
| アナログ出力 | AC output: 2 Vrms (at full scale); DC output: 10mV/dB |
| マイク | Condenser, 0.52" (13.2mm) |
| 周波数帯域幅 | 25Hz ~ 10kHz |
| 応答時間 | Fast, Slow |
| 重み付け | A, C, and Flat |
| 音域（dB） | 30 to 130dB |
| 音域（dB）の基本精度 | ±1.5dB (ref 94dB @ 1kHz) |
| 追加の詳細 | |
|---|---|
| 保証 | 2 years |
| 出力 | 4 × C (1.5V) batteries / external supply 6V DC, 1A |
| 寸法 | 13.6 × 3.9 × 2.4" (345 × 100 × 60mm) |
| 認証 | CE |
| 重量 | 33.5oz (950g) |
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Software Download
Extech 407790 Software
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