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. |