From RevSpace
Revision as of 09:52, 16 September 2022 by Thomas (talk | contribs) (SBM-20)
Jump to navigation Jump to search
Project SBM-20
Investigating the old soviet SBM-20 geiger tube
Status Initializing
Contact thomas
Last Update 2022-09-16

4-in-1 counter

Building a four-in-one geiger counter, to compare tubes with.

Four sbm tubes.jpg
Quadruple geiger.jpg