Map the magnetic field of Helmholtz Coils with a patented Smart Cart! Find out how from the innovator herself, Ann Hanks.

EM6724 500Turn Helmholtz Coils
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ME1240 Smart Cart
https://www.pasco.com/products/sensor...

PS3221 Wireless Magnetic Field Sensor
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ME9493 1.2 m Dynamics Track
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ME8270 Round Rod Stand with Rod
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ME9836 Track Rod Clamp
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SE9720 DC Power Supply
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