When I went looking at different schematics the one I chose looks to be the simplest and take up the least amount of space. I found all the parts too just not what is essentially the most important part.
Actually, I ordered all the parts because I thought the Zener diodes raised the voltage...
Thank you for the kind welcome.
Honestly, I tried to find out how to contact them but I didn't put to much effort into it because the circuit I am using is not their updated schematic.
The reason why I'm working on this is because it's for a school project and the way the rules work I can...
I'm trying to find a transformer for this circuit:
http://www.pocketmagic.net/wp-content/uploads/2011/03/geiger-simple-1b.jpg
I don't really know what to look for but I did find this:
http://www.goldmine-elec-products.com/prodinfo.asp?number=G13599
If that outputs 200v can I just...