Suppressor Trials 1999 Measuring Data

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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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