From Theory of Measurements Wiki

Phone: +358456505974

Address:

Juha Vierinen
Sodankylä Geophysical Observatory 	 	 
Tähteläntie 62
FIN-99600 Sodankylä
Finland

E-mail: j (a t) sgo.fi

OH9FCC

• SGO
• image of swamp near QTH

QTH co-ordinates:

• Geographic: 67° 22′ N, 26° 38′ E
• Geomagnetic: 63.8°, 120.0°, -26.7°, dip = 76.7°
• Corrected geomagnetic: 63.4°, 108.9°, L-value 5.2
• Altitude a.s.l.: 180 metres
• ca. 100km north of arctic circle

Parts

Optocouplers 4N25M Hall sensors ad22151