China Wholesale Measuring Hearing Factories – LMEC-21 Vibrating String Experiment(string sound meter) – Labor
China Wholesale Measuring Hearing Factories – LMEC-21 Vibrating String Experiment(string sound meter) – Labor Detail:
Main Experiments
1. The relationship between string length, linear density, tension and standing wave frequency is studied;
2. The propagation velocity of wave is measured when the string vibrates;
3. Inquiry experiment: the relationship between vibration and sound; 4. Innovation and research experiment: Research on the electrical mechanical conversion efficiency of standing wave vibration system.
Main technical parameters
|
Description |
Specifications |
| Electromagnetic induction sensor probe sensitivity | ≥ 30db |
| Tension | 0.98 to 49n adjustable |
| Minimum step value | 0.98n |
| Steel string length | 700mm continuously adjustable |
| Signal source | |
| Frequency band | Band i: 15 ~ 200hz, band ii: 100 ~ 2000hz |
| Frequency measurement accuracy | ±0.2% |
| Amplitude | Adjustable from 0 to 10vp-p |
| Dual trace oscilloscope | Self-prepared |
Product detail pictures:
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By David from Kyrgyzstan - 2017.11.20 15:58
Product variety is complete, good quality and inexpensive, the delivery is fast and transport is security, very good, we are happy to cooperate with a reputable company!
By ron gravatt from Roman - 2017.09.22 11:32
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