Trumpet Air Horn
Jeff Johnson: Seattle Sounds
Jon Alberts / Jeff Johnson / Tad Britton Apothecary Origin Records 2009 Chad McCullough Dark Wood, Dark Water Origin Records 2009 Bassist Jeff Johnson is an integral part of a vibrant Seattle scene. His approach is an emotive one and his work as a leader--check out Free (Origin, 1999)--derives its power from a contagious soulful openness. But it is as a sideman, expertly confronting and reacting ...
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Need some homework help.?
Well i have this decibel thing from my health class and i need some help. I had a lot of research to do and i cant find the power of these things.
1) Roket Launch site
2)BB gun shot
3)Fireworks
4)Grinder
5)Drill
6)Sewing Machine
7)Dog Bark
8)Door Bell
9)Air Hammer
10)Car Horn
11)Trumpet
12)Bird
13)Whistle
Please someone needs to help me with this if you dont know exactly how loud it is on decible chart take an educated guesss. Like i said i had a lot of these and these are the ones i cant find.
PH i already did that and i found all the ones i have but i cant find the ones listed
PH thanks for that i see some i had decibel chart searched and they are almost both identical in search results
"dB (SPL) Source (with distance)
194 Theoretical limit for a sound wave at 1 atmosphere environmental pressure; pressure waves with a greater intensity behave as shock waves.
188 Space Shuttle liftoff as heard from launch tower (less than 100 feet) (source: acoustical studies [1] [2]).
180 Krakatoa volcano explosion at 1 mile (1.6 km) in air [3]
160 M1 Garand being fired at 1 meter (3 ft); Space Shuttle liftoff as heard from launch pad perimeter (approx. 1500 feet) (source: acoustical studies [4] [5]).
150 Jet engine at 30 m (100 ft)
140 Low Calibre Rifle being fired at 1m (3 ft); the engine of a Formula One car at 1 meter (3 ft)
130 Threshold of pain; civil defense siren at 100 ft (30 m)
120 Space Shuttle from three mile mark, closest one can view launch. (Source: acoustical studies) [6] [7]. [Train horn]] at 1 m (3 ft). Many foghorns produce around this volume.
110 Football stadium during kickoff at 50 yard line; chainsaw at 1 m (3 ft)
100 Jackhammer at 2 m (7 ft); inside discothèque
90 Loud factory, heavy truck at 1 m (3 ft), kitchen blender
80 Vacuum cleaner at 1 m (3 ft), curbside of busy street, PLVI of city
70 Busy traffic at 5 m (16 ft)
60 Office or restaurant inside
50 Quiet restaurant inside
40 Residential area at night
30 Theatre, no talking
20 Whispering
10 Human breathing at 3 m (10 ft)
0 Threshold of human hearing (with healthy ears); sound of a mosquito flying 3 m (10 ft) away"
I hope that helps and the source has more info.
Good luck!
Filed under Accessories & Gear by on Apr 2nd, 2004. Comment. 
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