MS-13 MC-13 glass tube
l.i.papadopol
This tube is very hard to find. It’s compact size and it’s connection socket, similar to the car brake light bulb makes it the stangest tube I’ve ever seen. There…
Russian tubes
MS-6 MC-6 γ-selective geiger counter
This is another glass russian Geiger tube made for professional use, not for military like all the M-series tubes. The MS-6 is gamma-selective and have a copper cathode. The internal…
SI-19BG(M) си19бг-м mini Geiger tube
I’ve bought this cute mini Geiger tube from eBay. It’s cheap… in the order of 10-15€. The interesting thing about this tube is it’s size: 20mm lenght per 9mm diameter…