Welcome to the Alpha Beta Gamma Society.
This group is for amateurs intersted in building, collecting, repairing, modifying, discussing, and learning about Geiger Counters and other Radiation measuring equipment. We often stray into Electronics, Radio, Astronomy, Optics, Microscopy, and many other aspects of measuring or exploring the Physical Universe.
This old unit is functioning but needs re-calibration. I am looking for its operation instruction and/or service manual. Any info would be greatly appreciated!
Hello! These days, while waiting for some SMA connectors to finnish the scintillator experiments, I have been working in the homemade geiger counter I build a
A Question for George and the group about the CDV-715 mod. Does the size of the hole make any difference,ie: bigger is better? Any suggestions on the mylar to