Search found 2 matches

by Loynis
Sun Apr 22, 2018 9:58 pm
Forum: Geiger Counter
Topic: No signal from my geiger tube
Replies: 3
Views: 8350

Re: No signal from my geiger tube

Yes, i checked my voltage (i had to adjust it) with 2 different multimeters.
Is there a chance the current is too low ?

I used a radioactive source, but nothing more happenened.
I borrowed a SBM-20 and nothing happened too: I'm desperate :'(

Any other way to check if my tube is functional ?
by Loynis
Fri Apr 20, 2018 1:01 am
Forum: Geiger Counter
Topic: No signal from my geiger tube
Replies: 3
Views: 8350

No signal from my geiger tube

Hi everyone, I've seen that some of you are experienced with geiger tubes, could someone help me plz ? I bought a geiger tube (CTC-5) some weeks ago and tried to connect it properly: I downloaded the datasheet and made my own circuit: I'am using a 4.5V battery, which is boosted to 5V then to 380V; t...