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GR116D, 5870s, ZM1332

GR116D / 5870s tubes
My first 100 MHz counter built using the GR116D miniature tube (ca. 1977). One tube has been replaced with an ITT 5870s.

GR116D Nixie display

© D. W. Knight 2013



ZM1332 nixie
ZM1332/K
Siemens
Miniature
Clear glass version of ZM1330
Equivalent to GR116D and 5870S

Data

Photo © Andy Cowley 2005


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