This analogy does hold, since an electron indeed behaves like a tiny bar magnet. Using the bar magnet however gave the strings a more balanced output. A horseshoe magnet can be created by bending a bar magnet into a horseshoe shape. Flipping a bar magnet is equivalent to rotating its by 180 degrees. Early EMG pickup designs were made with a bar magnet inside for two reasons. One outside bar magnet loaded coil and a 6 internal pole piece magnet loaded coil. A standard bar magnet has two magnetic poles&colon; north and south. In a magnetic compass, the north pole of a bar magnet points north. The simplest example of a dipole magnet is a "bar magnet".