China Wholesale Spring Constant Pricelist – LMEC-19 Doppler Effect Experiment – Labor

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We insist on the principle of development of 'High quality, Efficiency, Sincerity and Down-to-earth working approach' to provide you with excellent service of processing for Cavendish Balance, Semiconductor Laser Experiment, Para-Magnetism, Our products have exported to North America, Europe, Japan, Korea, Australia, New Zealand, Russia and other countries. Looking forward to build up a good and long term cooperation with you in coming future!

China Wholesale Spring Constant Pricelist – LMEC-19 Doppler Effect Experiment – Labor Detail:

Experiments
1. The resonant frequency of ultrasonic transducer;
2. Measuring Doppler effect
3. The velocity of sound is measured by Doppler effect.
Main technical parameters

Description	Specifications
Power signal source	Signal frequency: 20hz ~ 60 khz Minimum step value: 0.0011 hz Frequency accuracy: ±20ppm Output voltage: 1mv ~ 20vp-p Impedance 50 ohm
Stepping motor intelligent motion control system	Linear uniform motion 0.01 ~ 0.2m/s adjustable, positive and negative direction operation. with limit protection: Photoelectric threshold, travel switch limit
Doppler frequency shift	0 to ± 10hz
System frequency measurement accuracy	±0.02hz
Resolution of frequency measurement	0.01hz
Dual trace oscilloscope	Self-prepared

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By Marian from St. Petersburg - 2017.05.02 11:33

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