A time-honoured method of measuring a magnetic field in a given location, using a fluxmeter. The idea is to flip a coil so it makes a half turn; the field strength can be calculated from the height of the voltage curve.
A time-honoured method of measuring a magnetic field in a given location, using a fluxmeter. The idea is to flip a coil so it makes a half turn; the field strength can be calculated from the height of the voltage curve.