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PERMANENT-MAGNET MOVING-COIL MOVEMENT | Up
Neets Module 03-Introduction to Circuit Protection, Control, and Measurement | Next
Figure 1-7.—Coil and hairsprings |
1-7
Figure 1-4.—A movable coil in a magnetic field (no current).
Figure 1-5.—A movable coil in a magnetic field (current).
The coil of wire is wound on an aluminum frame, or bobbin, and the bobbin is supported by jeweled
bearings which allow it to move freely. This is shown in figure 1-6.
Figure 1-6.—A basic coil arrangement.
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