China Wholesale Pendulum Factories – LMEC-7 Pohl’s Pendulum – Labor

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we can offer high quality products, competitive price and best customer service. Our destination is "You come here with difficulty and we give you a smile to take away" for Fiber Transmission Loss, Gravitational Constant, Tungsten Lamp, "Making the Products of High Quality" is the eternal goal of our company. We make unremitting efforts to realize the goal of "We Will Always Keep in Pace with the Time".

China Wholesale Pendulum Factories – LMEC-7 Pohl’s Pendulum – Labor Detail:

Experiments

1. Measure the damping coefficient of cycloid vibration and study the influence of different damping on vibration
2. Study the influence of different period dynamic moment on forced vibration and observe resonance phenomenon
3. Measure the amplitude frequency characteristics and phase frequency characteristics of forced vibration

Specifications

Description	Specifications
Spring stiffness coefficient K	Variation of free vibration period:<1%
Time measurement	Accuracy: 0.001 s; error of period: 0.2%; 4-digit display
System damping	Amplitude attenuation<2% without electromagnetic damping
Amplitude measurement	Error: ± 1゜
Motor rotational speed	Range: 15 ~ 50 r/min; period adjustable: 0.2 ~ 4 s
Phase difference measurement	Error < 2゜when phase difference between 40 ~ 140゜

Parts List

Description	Qty
Main unit	1
Electric control unit	1
Wire and cable	3
Manual	1

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Product quality is good, quality assurance system is complete, every link can inquire and solve the problem timely!

By Mildred from Houston - 2018.06.28 19:27

The quality of the products is very good, especially in the details, can be seen that the company work actively to satisfy customer's interest, a nice supplier.

By Alexia from Vietnam - 2017.08.21 14:13

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