On Tue, 21 Jul 2015 23:18:40 +0200 Erling Westenvik <[email protected]> wrote:
> On Tue, Jul 21, 2015 at 04:09:58PM +0100, Raf Czlonka wrote: > > 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. > > The wonders of metric logic: a decimeter is one-tenth of a meter, but a > decibel is ten times a bel? Mindgames...? 1 dB == 0.1 Bel 1 dm == 0.1 m 1 Bel == 10 dB 1 m == 10 dm > Erling > > > [0] http://www.bipm.org/en/measurement-units/prefixes.html > > > > Raf > Greetings Ben
