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China Wholesale Microwave Diffraction Pricelist – LEEM-25 Potentiometer Experiment – Labor

Short Description:

The instrument uses loudspeakers to produce audible sound waves with continuously adjustable frequency, which resonates in the air column to measure the wavelength of sound waves, measure the speed of audible sound, and study the relationship between sound speed and frequency.
Compared with the old equipment, the water column has the advantages of large moving range, continuously variable measuring frequency, high accuracy of measurement results, convenient use and durable structure.


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We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for Deuterium Lamp, Wien’S Displacement Law, Kirchhoff Bunsen Spectroscope, All prices depend upon the quantity of your order; the more you order, the more economical the price is. We also offer good OEM service to many famous brands.
China Wholesale Microwave Diffraction Pricelist – LEEM-25 Potentiometer Experiment – Labor Detail:

The main technical parameters
1. DC stabilized power supply: 4.5V, three-and-a-half digital display, with current limiting device;
2. Standard electric potential: 1.0186V, accuracy ±0.01%, constant temperature automatic compensation;
3. Digital galvanometer: 5×10-4, 10-6, 10-8, 10-9A four-speed adjustable sensitivity;
4. Resistance box: (0~10)×(1000+100+10+1)Ω, ±0.1%
5. Two EMFs to be measured, No. 1 battery box, with a voltage divider box inside.
6. The shell of the eleven-wire potentiometer is made of plexiglass, with intuitive internal structure and small size;
7. Each resistance wire is equivalent to one meter, and the resistance value is 10Ω;
8. Ten resistance wires are wound on a plexiglass rod, arranged in a transparent case, and connected in series with each other;
9. The eleventh resistance wire is wound on the rotatable resistance disc, and the scale is equally divided into 100 divisions. Using the vernier, it can be accurate to 1mm; the total series resistance is 110Ω.
10. An ordinary eleven-wire potentiometer can be selected for experiment


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China Wholesale Microwave  Diffraction Pricelist –  LEEM-25 Potentiometer Experiment – Labor detail pictures


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With this motto in mind, we've come to be one of quite possibly the most technologically innovative, cost-efficient, and price-competitive manufacturers for China Wholesale Microwave Diffraction Pricelist – LEEM-25 Potentiometer Experiment – Labor , The product will supply to all over the world, such as: Czech Republic, Iraq, Vancouver, At Present, our products have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
  • The company has a good reputation in this industry, and finally it tured out that choose them is a good choice.
    5 Stars By Geraldine from Malta - 2017.08.18 18:38
    Staff is skilled, well-equipped, process is specification, products meet the requirements and delivery is guaranteed, a best partner!
    5 Stars By Merry from Burundi - 2018.11.28 16:25
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