Oersted's Apparatus Handle Type_Wood accepting rods up to 19

accepting rods up to 19 mm in diameter for larger retort stand assemblies

Compact 14 by 12 by 11 cm autoclavable polypropylene basket organizes test tubes during experiments

each one rotating to follow the local field whenever a magnet is placed beneath the plate or alongside it

Selected through four rotary-switch decades from 0 to 11

Double-walled in aluminum to minimize heat exchange with the surrounding air

Oersted's Apparatus Handle Type_Wood accepting rods up to 19Reproduces Oersted's 1820 experiment, deflecting a pivoting cobalt steel compass needle inside a rectangular conductor frame to show that current generates a magnetic field.