
| Model 3001 |
|
| Model 18 |
|

| Model 3100 | Tritium in Air Monitor |

| Model 2200 |
|

| Model 500 |
|

| Model 177 |
|

| Model 23 |
|
| Model 23-1 |
|

| Model 44-9 |
Pancake GM
|
15.5 cm2 (2.4 in2)
|
3300 cpm per mR/hr (137Cs)
|
| Model 44-7 |
End Window GM
|
6 cm2 (0.93 in2)
|
2100 cpm per mR/hr (137Cs)
|
