/tag-en/counter
Title | Short description |
---|---|
Event counter | Event counter with 7 segment display. |
Frequency Counter | Uses sound card as signal input device. |
Frequency meter | Frequency meter using PC. |
Geiger counter v1 | Beta and Gamma ray detector with a neon-tube. |
Geiger counter v2 | Geiger coutner with GM tube. |
Geiger counter v3 | Very good Geiger counter. It uses GM tube. |