Historical
IEEE Std 309-1999 ANSI Std N42.3-1999
IEEE Standard Test Procedures and Bases for Geiger-Mueller Counters
Test procedures for Geiger-Mueller counters that are used for the detection of ionizing radiation are presented so that they have the same meaning to both manufacturers and users. Also included is information on bases (i.e., connections) for the counters.
Institute of Electrical and Electronics Engineers [ieee]