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Subject: Re: Any sound enhancements on rockbox?

Re: Any sound enhancements on rockbox?

From: Arnaud <>
Date: Sat, 25 Feb 2006 10:50:29 +0100

how do you activate / use the EQ as a blind person while playing a

On Fri, 24 Feb 2006 09:20:31 -0800, you wrote:

>I was excited to see the 5-band equalizer addition to Rockbox. I've
>always thought this would be a nice enhancement. I have a problem with
>the EQ sound quality though. There seems to be some type of distortion
>in the bass side of the EQ, especially on roll offs of bass notes. I
>was concerned that my E3s were going bad, but turning off the EQ, I did
>not experience the same distortion using the standard RB bass and treble
>settings. There is no distortion in the iRiver settings either.
>Anyone else experiencing this?
>Andrew 'ashridah' Pilley wrote:
>> On Fri, 2006-02-24 at 09:44 +0100, ERG wrote:
>>> Something like bass boost, SRS, WOW,...
>> SRS/WOW are patented or something by a third party. Without paying them
>> a large chunk of money, it'd probably be very difficult to get a license
>> to use it, and even WITH the money, it'd be impossible to GPL it, which
>> is a requirement.
>>> A I told on a previous message I like SRS WOW quite a lot.
>>> I am really sorry, but I haven't had many free time to browse through all
>>> rockbox functions (manual, device).
>> The current development of rockbox has added a 5 band parametric
>> equalizer, which may suit you well, as well as cross-feeding (feeding a
>> muted, delayed version of the left channel into the right channel, and
>> vice versa, to simulate stereo speakers while using earphones).
>> Other DSP effects are possible, where they aren't patented, but
>> commercial effects are probably out of rockbox's reach at this point.
>> Rockbox also supports far more audio codecs than iriver's stock
>> firmware, although it doesn't support WMA currently (and will likely
>> never support *protected* WMA)
>>> I will have a exaustive look soon (this weekend, maybe).
>> The firmware can dual-boot with iriver's firmware, so playing with it is
>> possible, and worst comes to worst, if you reflash your unit with an
>> unmodified firmware, rockbox will no longer boot.
>> Andrew
>> .
Received on 2006-02-25

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