dB increase

	A	H	I	J	K
1
2
3	How do decibels work? Decibels work on a logarithmic scale. An increase of 3 dB has a doubling effect on pressure created. An increase of 10 dB has an doubling of the noise level we hear and percieve
4		dB, change 1	Increase in pressure	dB change 2	Increase in hearing range
5		3	2	10	2
6		6	4	20	4
7		9	8	30	8
8		12	16	40	16
9		15	32	50	32
10		18	64	60	64
11		21	128	70	128
12		24	256	80	256
13		27	512	90	512
14		30	1024	100	1024
15		33	2048	110	2048
16		36	4096	120
17		39	8192	130
18		42	16384	140
19		45	32768	150
20		48	65536	160
21		51	131072	170
22		54	262144	180
23		57	524288	190
24		60	1048576	200
25		63	2097152	210
26		66	4194304	220
27		69	8388608	230
28		72	16777216	240
29		75	33554432	250
30		78	67108864	260
31		81	134217728	270
32		84	268435456	280
33		87	536870912	290
34		90	1073741824	300
35		93	2147483648	310
36		96	4294967296	320
37		99	8589934592	330
38		102	17179869184	340
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