2. MAGDAS-II Magnetometer CPMN-Sensor CPMN-Amplifier A/D + Logger CPU BOX for Internet Data Acquisition Server Analog Specified cable Serial Internet (FTP or SSH) Field SiteSERC (200x230x160 mm) (130x180x30 mm) (100x100x21 mm) (200x200 mm) (W x D x H mm) or (φ x H mm)

3. Magnetometer Sensor Data Logger Hut DRB/South Africa LSK/Zambia LAG/Nigeria MAGDAS-II Sensor MPT/Mozambiqu e DES/Tanzania Africa MAGDAS-II Installations 8/30-9/30, 2008 Sensor Hut KRT/Sudan NAB/Kenya

4. MAGDAS II Installation at Khartoum, Sudan. - construction of the sensor house - Outer Wall Inner Wall For Temperature Stabilization: ・ Two separate block walls ・ Cement lid ・ Water bottles (60 x 20-liter size and 100 x 1.5-liter size) Half underground (daytime temp. reaches 45 C) Help from Japanese NPO

5. Magnetic Observatory at Sudan University of Science and Technology (location of data logger) PVC tubing (50m length) for sensor cable Sensor House MAGDAS-II sensor Data Logger of MAGDAS-II Located on a university campus

6. 50nT/DIV 0 4 8 12 16 20 24UT KRT LAG NAB DES LSK MPT DRB KRT LAG NAB DES LSK MPT DRB 2008/10/ 3 (Raw Data) 0 4 8 12 16 20 24UT H-COMP D-COMP To see in real time: http://magdas2.serc.kyushu-u.ac.jp/