Table 1.
Mean peak SPL value for .22 and .32 caliber firearms.
| Pistol | Impulse peak SPL (dB) at different measurement positions
|
|||
|---|---|---|---|---|
| 5 cm from shooter’s ear | Chamber: 10 cm to side | Muzzle: 10 cm to side | Muzzle +1.5 m | |
| Kimar .22 starter pistol | 164.8 | 179.8 | 177.1 | 157.1 |
| K-22 revolver w/blanks | 147.9 | 157.3 | 173.7 | 158.9 |
| K-22 revolver w/CCI LR | 158.1 | 180.7 | 174.9 | 154.0 |
| K-22 revolver w/shorts | 155.1 | 177.1 | 172.0 | 154.7 |
| .32 starter pistol | 157.6 | 179.3 | 182.0 | 157.4 |
| .32 revolver w/blanks | 151.2 | 166.3 | 174.3 | 161.7 |
| .32 revolver w/W325 | 152.7 | 168.5 | 176.5 | 157.2 |