Finnish Sound Suppressor Trials 1999 Measuring Data
Source: Suppressor Trials May 28, 1999. Measured by Dr. Rauno Pääkkönen.
Shot Nr. | Gun measured at Lapua 28.5.1999 | Barrel length | Suppressor manufacturer & model | Ammo: Subsonic / Hi Velocity | Velocity | Meter nr. 1: shooter | Meter nr. 2: 1 m side | Meter nr. 3: 10 m side | Attenuations: shooter / 1 m side / 10 m side | First shot add |
(mm) | (m/s) | (dB) | (dB) | (dB) | (dB) | (dB) | ||||
1 |
Sako P94S | 560 |
- | .22 SS | 294 |
132 |
137 |
114 |
- | - |
2 |
Sako P94S | 560 |
Sako | .22 SS | 300 |
109 |
110 |
91 |
23 / 27 /23 |
1 |
3 |
Sako P94S | 560 |
- | .22 HV | 389 |
132 |
140 |
118 |
- | - |
4 |
Sako P94S | 560 |
Sako | .22 HV | 390 |
124 |
123 |
108 |
8 / 17 / 10 |
0 |
5 |
Ruger 10/22 | LEI fixed | .22 SS | 271 |
122 |
126 |
103 |
10 / 11 / 15 |
1 |
|
6 |
Ruger 10/22 | LEI fixed | .22 HV | 354 |
126 |
128 |
107 |
6 / 12 / 7 |
0 |
|
7 |
Ruger 77/22 | LEI fixed | .22 SS | 282 |
122 |
126 |
102 |
10 / 11 / 16 |
1 |
|
8 |
Ruger 77/22 | LEI fixed | .22 HV | 369 |
125 |
131 |
110 |
7 / 9 / 4 |
3 |
|
9 |
Toz 16 | Eräkulma fixed | .22 SS | 288 |
116 |
114 |
91 |
16 / 23 / 27 |
-5 |
|
10 |
Toz 16 | Eräkulma fixed | .22 HV | 370 |
126 |
125 |
107 |
6 / 15 / 11 |
-1 |
|
11 |
Ruger Mk II | Eräkulma fixed | .22 SS | 219 |
115 |
112 |
92 |
17 / 25 / 22 |
-2 |
|
12 |
Ruger Mk II | Eräkulma fixed | .22 HV | 290 |
118 |
117 |
95 |
14 / 37 / 23 |
5 |
|
13 |
Thompson Center | - | .22 SS | 301 |
142 |
146 |
125 |
- | - | |
14 |
Thompson Center | Eräkulma | .22 SS | 306 |
113 |
116 |
95 |
29 / 30 / 30 |
1 |
|
15 |
Thompson Center | - | .22 HV | 379 |
145 |
150 |
128 |
- | - | |
16 |
Thompson Center | Eräkulma | .22 HV | 379 |
125 |
125 |
108 |
20 / 25 / 20 |
0 |
|
17 |
Ruger Mk II | 140 |
- | .22 SS | 252 |
144 |
153 |
131 |
- | - |
18 |
Ruger Mk II | 140 |
Pirkan Ase | .22 SS | 256 |
127 |
132 |
112 |
17 / 21 / 19 |
7 |
19 |
Ruger Mk II | 140 |
- | .22 HV | 289 |
146 |
154 |
132 |
- | - |
20 |
Ruger Mk II | 140 |
Pirkan Ase | .22 HV | 327 |
128 |
134 |
113 |
18 / 20 / 19 |
7 |
21 |
Parabellum | German | 7.65 Pb | 323 |
140 |
139 |
117 |
- |
-2 |
|
22 |
AK-47 | 414 |
- | 7.62 HV | 701 |
159 |
163 |
141 |
- | - |
23 |
AK-47 | 414 |
- | 7.62 SS | 298 |
159 |
158 |
136 |
- | - |
24 |
AK-47 | 414 |
PBS-1 | 7.62 SS | 296 |
139 |
138 |
116 |
20 / 20 / 20 |
0 |
25 |
AK-47 | 414 |
PBS-1 | Sako SS | 331 |
137 |
136 |
117 |
- |
1 |
26 |
Taurus PT99 | 125 |
- | 9 mm HV | 340 |
155 |
160 |
138 |
- | - |
27 |
Taurus PT99 | 125 |
Eräkulma | 9 mm HV | 354 |
133 |
139 |
120 |
22 / 21 / 18 |
8 |
28 |
Taurus PT99 | 125 |
- | 9 mm SS | 286 |
154 |
159 |
137 |
- | - |
29 |
Taurus PT99 | 125 |
Eräkulma | 9 mm SS | 291 |
132 |
136 |
116 |
22 / 24 / 21 |
8 |
30 |
Beretta 92 | 155 |
- | 9 mm HV | 346 |
152 |
159 |
137 |
- | - |
31 |
Beretta 92 | 155 |
LEI SQ | 9 mm HV | 342 |
143 |
136 |
116 |
9 / 23 / 21 |
5 |
32 |
Beretta 92 | 155 |
- | 9 mm SS | 281 |
152 |
158 |
135 |
- | - |
33 |
Beretta 92 | 155 |
LEI SQ | 9 mm SS | 276 |
139 |
135 |
113 |
13 / 23 /22 |
6 |
34 |
H&K Mk23 | 149 |
- | .45 CBC | 263 |
155 |
160 |
137 |
- | - |
35 |
H&K Mk23 | 149 |
B&T Impulse II | .45 CBC | 276 |
143 |
142 |
123 |
12 / 18 / 14 |
2 |
36 |
H&K MP5 | 225 |
- | 9 mm HV | 383 |
154 |
157 |
135 |
- | - |
37 |
H&K MP5 | 225 |
BR-Tuote R16MP5 | 9 mm HV | 390 |
134 |
137 |
118 |
20 / 20 / 17 |
2 |
38 |
H&K MP5 | 225 |
- | 9 mm SS | 312 |
152 |
155 |
133 |
- | - |
39 |
H&K MP5 | 225 |
BR-Tuote R16MP5 | 9 mm SS | 308 |
135 |
137 |
116 |
17 / 18 / 17 |
1 |
40 |
H&K MP5 | 225 |
LEI MP5 | 9 mm HV | 381 |
132 |
131 |
117 |
22 / 26 / 18 |
1 |
41 |
H&K MP5 | 225 |
LEI MP5 | 9 mm SS | 310 |
131 |
125 |
105 |
21 / 30 / 28 |
6 |
42 |
H&K MP5SD | H&K | 9 mm HV | 280 |
133 |
127 |
106 |
21 / 30 / 29 |
2 |
|
43 |
H&K MP5SD | H&K | 9 mm SS | 230 |
133 |
126 |
104 |
18 / 29 / 29 |
1 |
|
44 |
H&K MP5SD | LEI | 9 mm HV | 281 |
132 |
127 |
109 |
22 / 30 / 26 |
5 |
|
45 |
H&K MP5SD | LEI | 9 mm SS | 225 |
130 |
127 |
107 |
22 / 28 / 26 |
1 |
|
46 |
SAR80 | 459 |
- | .223 HV | 907 |
156 |
163 |
141 |
- | - |
47 |
SAR80 | 459 |
LEI Universal | .223 HV | 906 |
134 |
126 |
109 |
22 / 37 / 32 |
1 |
48 |
M16A1 | 508 |
- | .223 HV | 874 |
155 |
163 |
141 |
- | - |
49 |
M16A1 | 508 |
BR-Tuote T8AR | .223 HV | 868 |
131 |
143 |
121 |
24 / 20 / 20 |
-2 |
50 |
Tikka | - | .308 HV | 860 |
158 |
167 |
145 |
- | - | |
51 |
Tikka | Porras | .308 HV | 865 |
142 |
149 |
130 |
16 / 18 / 15 |
4 |
|
52 |
Tikka | - | .308 SS | 324 |
149 |
154 |
134 |
- | - | |
53 |
Tikka | Porras | .308 SS | 316 |
129 |
131 |
112 |
20 / 23 / 22 |
8 |
|
54 |
Tikka M595 | 570 |
- | .308 HV | 867 |
157 |
165 |
144 |
- | - |
55 |
Tikka M595 | 570 |
BR-Tuote T8 | .308 HV | 866 |
135 |
141 |
122 |
22 / 24 / 22 |
2 |
56 |
Tikka M595 | 570 |
BR-Tuote T8 | .308 SS | 323 |
126 |
132 |
112 |
23 / 22 / 22 |
1 |
57 |
Tikka M595 | 570 |
Ase Utra 1 | .308 HV | 881 |
134 |
144 |
124 |
23 / 21 / 20 |
0 |
58 |
Sako TRG21 | 660 |
Muzzle brake | .308 HV | 892 |
167 |
167 |
144 |
- | - |
59 |
Sako TRG21 | 660 |
Sako | .308 HV | 897 |
148 |
142 |
122 |
19 / 25 / 22 |
5 |
60 |
Sako TRG21 | 660 |
Sako | .308 SS | 300 |
125 |
131 |
122 |
24 / 23 / 12 |
-3 |
61 |
LEI De Lisle Mk4 | LEI | .308 SS | 321 |
120 |
124 |
104 |
- |
6 |
|
62 |
Tikka | 570 |
Ase Utra 2 | .308 HV | 872 |
132 |
143 |
122 |
25 / 22 / 22 |
1 |
Finnish Sound Suppressor Trials 1999 Measuring Data on Internet: http://guns.contact.fi/rs/trial1999.html
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