The instrument can be used to observe the standing wave forming on a string and get the relationships
on wavelength of standing wave, tension, vibrant frequency, and line density of string. It uses Single Chip Computer to control vibrant frequency，which is digitally displayed.
Contact Name: Wangwang
Company Name: China Educational Instrument & Equipment Corp.
Street Address: No. 1, Bei Yi Xiang,
Damucang Hutong, Xicheng Disctrict,
Beijing, China 100032
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Member Since: 09 April 2009
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