On Tue, Jul 21, 2015 at 09:14:30AM BST, Karel Gardas wrote: > Following this: http://unixhq.com/websgt/sunblade150.pdf -- it's 5.5 > bells (is that 55 dB?).
Yes - it's a standard SI prefix[0]. However, 'bel'(B), *not* 'bell', is not used very often and 'decibel'(dB) is the actual unit. [0] http://www.bipm.org/en/measurement-units/prefixes.html Raf
