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มิเตอร์วัดระดับเสียง Sound Level Meter
รุ่น 407768
คุณลักษณะ
- Meets ANSI and IEC 651 Type 2 standards
- 30 to 130dB measurement range with ±1.5dB accuracy
- Auto/Manual Ranging, MIN/MAX and Max Hold
- RS-232 interface for capturing data directly on a PC
- Analog AC output for connection to a recorder
- Tripod mount ideal for field use
คุณสมบัติ
| MODEL | 407768 |
|---|---|
| Digital Display | 5 digit autorange LCD |
| Measurement Range | 30 to 130dB |
| Resolution | 0.1dB |
| Accuracy |
±1.5dB @ 94dB for a 1kHz sine wave |
| Microphone | 1/2 Electret Condensor |
| Frequency Weighting | A and C type |
| Time Response | Fast/Slow |
| Measurement frequency range | 31.5Hz to 8kHz |
| Analog output | AC : 0.5V (full scale) |
| Applicable standards | ANSI S1.4-1983, IEC 61672 Class 2, EN 60651 |
| Power Supply | 9V battery |
| Dimensions | 268 x 68 x 29 mm. |
| Weight | 285g. |
