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Subject: Re: wireless audio link. hiss problems on songs.. via archos/rockbox 2.2
From: BlueChip (
Date: 2004-03-19

At 13:01 19/03/04, you wrote:
>Linus Nielsen Feltzing wrote:
>>0x7f * 92 / 100 = 0x73 == 0dB
>>0x7f * 93 / 100 = 0x76 == +3dB
>>(we should really move from % to dB for the volume control)
>I really like it better as a percent. It is more intuitively obvious to
>non-technical people.
>The average person doesn't know the difference between dB SPL and dbV. If
>most people see "0dB", they think that means "silent." They don't
>understand the relationship between the "dB" number that they see on the
>display and the dB figure that they see in the efficiency rating of their
>headphones, why there are negative dB "levels", etc. I'm sure that there
>would even be some people who would think that their hearing couldn't be
>damaged because the volume was "only" at 12dB -- and 12dB can't hurt your
>In fact, I don't even know if you mean dBV, dBu, or dBm.
> Fred Maxwell

How about a switching scale? It's simple enough; that way the technically
minded can have accuracy and the users can have a nice number to look at :)


Page was last modified "Jan 10 2012" The Rockbox Crew