Reviews

• Scratch Magnetic Apogee Detection Sensor By Robert Galejs

  Introduction: Nearly everyone is familiar with the horizontal component of the Earth’s magnetic field. It is this component that allows compasses to point north. Over most of the Earth, this horizontal field is only a small component of the total field. Figure 1 shows a simplified representation of the Earth’s dipole field, it resembles the field due to a bar magnet. The field lines ...