China Wholesale Jolly balance Manufacturers – LMEC-19 Doppler Effect Experiment – Labor

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All we do is often involved with our tenet " Purchaser to start with, Rely on initially, devoting over the food stuff packaging and environmental defense for Velocity, Laser Raman Spectrometer, Fraunhofer Diffraction, It can be our wonderful honor to meet your requires.We sincerely hope we can cooperate along with you inside the around long term.

China Wholesale Jolly balance Manufacturers – 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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This enterprise in the industry is strong and competitive, advancing with the times and develop sustainable, we are very pleased to have a opportunity to cooperate!