Search found 2 matches
- Wed Nov 02, 2011 11:47 am
- Forum: Geiger Counter
- Topic: Geiger Counter Project - Schematic HVPS
- Replies: 1
- Views: 11831
Geiger Counter Project - Schematic HVPS
The high voltage Power Supply has the resistor R6 (330) join with the D2 (1N914) anode in shematic project, but in PCB the resistor is R5 (1K), like the Photo. I Can´t get more than 330V to the Muller tube measuring in TP2. When I changed the resistors labled in PCB like R5 and R6 (following the sch...
- Tue Nov 01, 2011 5:45 pm
- Forum: Geiger Counter
- Topic: Adjustment HV for SBM20
- Replies: 3
- Views: 68492
Adjustment HV for SBM20
Hello, I bought the kit and assembly it without problems. When I did the measure about HV to a SBM20, the min is 180V e max 330V, usign a Fluke 87 III model. I follow setp-bysetp and there is no error in assembly using the parts e visually is the same in the Geiger home page. I checked again and I c...