Spare Bell for above Subcategory_Lab Burners Tangent-galvanometer instrument that derives current
Yard notes & kiln story
Description
Spare Bell for above Subcategory_Lab Burners Tangent galvanometer instrument that derives current Tangent galvanometer instrument that derives current absolutely from compass needle deflection against Earth's horizontal field 5A single phase rheostat with cover protected constantan winding on a 200x56mm tube and 4mm safety sockets