|
Listen up! Firecrackers & jets taking off measure about 150 of these units |
a decibel
|
$400 |
J |
WEIGHTS & MEASURES |
2018-04-10 |
#7737 |
|
Abbreviated dB, this unit of sound intensity is logarithmic |
a decibel
|
$400 |
DJ |
WEIGHTS & MEASURES |
1995-12-11 |
#2596 |
|
One of these units is the smallest amount of change in volume detectable to the human ear |
a decibel
|
$300 |
J |
WEIGHTS & MEASURES |
1991-03-12 |
#1512 |
|
Unit measuring intensity of sound, named for inventor of the phone |
decibel (or bel)
|
$200 |
DJ |
WEIGHTS & MEASURES |
1985-05-14 |
#177 |