Paleomagnetism Instruments The Paleomagnetic Lab has some sophisticated instruments for paleomagnetic and rock magnetic studies. 2G 755R cryogenic u-channel magnetometer equipped with automatic degausser, ARM and IRM magnetizers 2G 755R cryogenic discrete sample magnetometer PMC Model 3900 AGM/VSM Schonstedt TSD-1 (upper) and ASC TD-48 (lower) thermal demagnetizer MMTD 80 thermal demagnetizer (with ability to create TRM) DTech 2000 AF demagnetizer SI2 magnetic susceptibility meter equipped with automated sample handler system designed by the lab 2G IRM magnetizer