That's pretty large physically, but it is the magnetic field strength that counts. Max.
MaxHeadRoom Joined Jul 18, 2013 28,698 Aug 27, 2013 #21 That's pretty large physically, but it is the magnetic field strength that counts. Max.
C Thread Starter Cumulonimbus Joined Aug 22, 2013 6 Aug 27, 2013 #22 I measured it with a tape. This time I borrowed an electronic caliper. The glass tube is 19.55mm long by 2.40mm wide.
I measured it with a tape. This time I borrowed an electronic caliper. The glass tube is 19.55mm long by 2.40mm wide.
MaxHeadRoom Joined Jul 18, 2013 28,698 Aug 28, 2013 #23 Ah A little different from 0.187" as first posted! Max.