Geiger Counter (Fallout)

The Geiger counter is a Wattz Electronics C-Radz model Geiger counter. It detects the presence and strength of radiation fields.

Fallout
There is another one in the 3rd level of the Glow in the locker room to the left of the elevator.
 * One can be purchased in the Cathedral from the shopkeeper.
 * The Hub: Another can be found in the General Store in the Hub and an additional two bought from Jake in Old Town and Killian Darkwater in Junktown.
 * One can be found in The Glow in a locker on Level 4, along with some misc. chems

Fallout 2
One can be found in Vault City, in the lockers on the 3rd floor of Vault 8. There is also a Geiger counter in an easy-to-lockpick locker in the greeting office at the entrance of the city. The door is locked, so lockpicking is needed to access it. There is also a variety of valuable loot there, too. Another can be found on a bench in the basement of New Reno Arms.
 * Vault City: Command center (level 3) lockers. The door has to be picked.
 * New Reno: In the basement of New Reno Arms.