The TFM100G2 from Billingsley Aerospace and Defence is a Magnetometer with a field measurement range of ± 100 μT. This magnetometer has an accuracy of ± 0.75% and a sensitivity of 100 µV/nT. It has a frequency response of 3 dB (at 500 Hz) and a linearity of ± 0.015%. The magnetometer has an analog output of ± 0.025 V and requires an input supply voltage of 15-34 VDC. It has a mass of 100 gms and measures 35.1 x 32.3 x 82.6 mm. The TFM100G2 is ideal for spacecraft attitude control and general magnetic measurements.