Groups > sci.electronics.design > #453675

Re: Why Can't My Volume Go to 11?

From	rickman <gnuarm@gmail.com>
Newsgroups	sci.electronics.design
Subject	Re: Why Can't My Volume Go to 11?
Date	2017-03-25 23:43 -0400
Organization	A noiseless patient Spider
Message-ID	<ob7d73$3p9$2@dont-email.me> (permalink)
References	<ob4atb$uum$1@dont-email.me> <497ca41f-db43-457b-af24-e5d31f8a4990@googlegroups.com> <3119ea49-eaf1-410e-b58e-a284ec0889c7@googlegroups.com> <0f790d20-2d1b-4ba5-9c75-6816a8157695@googlegroups.com>

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On 3/25/2017 10:56 PM, George Herold wrote:
> On Saturday, March 25, 2017 at 7:25:59 PM UTC-4, tabb...@gmail.com wrote:
>> On Saturday, 25 March 2017 16:34:56 UTC, George Herold  wrote:
>>> On Friday, March 24, 2017 at 7:45:35 PM UTC-4, rickman wrote:
>>>> When watching videos on my laptop there are some which just don't have
>>>> enough volume.  Setting everything as high as I can it is still not loud
>>>> enough.  So what determines the highest setting of the volume?
>>>>
>>>> Is the application simply adjusting an attenuator somewhere in the
>>>> signal chain of my laptop?  Or does the application intercept the audio
>>>> data and apply it's own volume control by manipulating the data stream?
>>>>
>>>> If the latter, it should be able to let me set the volume to 11, or 12
>>>> or 1200 if that is what I need.
>>>>
>>> I added some inline audio amps (external speakers) to the computers at work.
>>> The production people like to listen to music and stuff on the computer.
>>> It does add another wall wart to the power strip.
>>>
>>> George H.
>>
>> Why do they do that, use wallwarts for pc speakers? With a differential input one can simply use the PC's power.
>
> Power from the speaker jack??
>
> This is our own audio amp.
> (It does DC.. two LM675's one splits the power rail.
> It's kinda a dumb circuit, copied from app notes,
> but we've sold a lot (~500.. which is a
> lot for us, and no complaints! :^)
> I guess everyone uses wall warts for the same reason.
> Cheap, certified, protected... I like Phihong,

I find it hard to send much power over Bluetooth.  :)

-- 

Rick C

Thread

Why Can't My Volume Go to 11? rickman <gnuarm@gmail.com> - 2017-03-24 19:45 -0400
  Re: Why Can't My Volume Go to 11? Jasen Betts <jasen@xnet.co.nz> - 2017-03-25 01:13 +0000
  Re: Why Can't My Volume Go to 11? Jeff Liebermann <jeffl@cruzio.com> - 2017-03-24 21:56 -0700
    Re: Why Can't My Volume Go to 11? Tim Wescott <tim@seemywebsite.com> - 2017-03-25 11:20 -0500
      Re: Why Can't My Volume Go to 11? Jeff Liebermann <jeffl@cruzio.com> - 2017-03-25 22:14 -0700
        Re: Why Can't My Volume Go to 11? rickman <gnuarm@gmail.com> - 2017-03-26 02:45 -0400
          Re: Why Can't My Volume Go to 11? Jeff Liebermann <jeffl@cruzio.com> - 2017-03-27 09:58 -0700
            Re: Why Can't My Volume Go to 11? rickman <gnuarm@gmail.com> - 2017-03-27 18:25 -0400
              Re: Why Can't My Volume Go to 11? Jeff Liebermann <jeffl@cruzio.com> - 2017-03-27 23:44 -0700
  Re: Why Can't My Volume Go to 11? George Herold <gherold@teachspin.com> - 2017-03-25 09:34 -0700
    Re: Why Can't My Volume Go to 11? bitrex <bitrex@de.lete.earthlink.net> - 2017-03-25 18:22 -0400
    Re: Why Can't My Volume Go to 11? tabbypurr@gmail.com - 2017-03-25 16:25 -0700
      Re: Why Can't My Volume Go to 11? George Herold <gherold@teachspin.com> - 2017-03-25 19:56 -0700
        Re: Why Can't My Volume Go to 11? rickman <gnuarm@gmail.com> - 2017-03-25 23:43 -0400
      Re: Why Can't My Volume Go to 11? Jasen Betts <jasen@xnet.co.nz> - 2017-03-27 07:53 +0000
  Re: Why Can't My Volume Go to 11? legg <legg@nospam.magma.ca> - 2017-03-25 13:19 -0400
    Re: Why Can't My Volume Go to 11? boB K7IQ <boB@everett.wa> - 2017-03-25 11:37 -0700
      Re: Why Can't My Volume Go to 11? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-03-26 02:29 -0400
        Re: Why Can't My Volume Go to 11? boB K7IQ <boB@everett.wa> - 2017-03-26 11:54 -0700
          Re: Why Can't My Volume Go to 11? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-04-02 01:51 -0400
            Re: Why Can't My Volume Go to 11? boB K7IQ <boB@everett.wa> - 2017-04-03 17:49 -0700
              Re: Why Can't My Volume Go to 11? "Michael A. Terrell" <mike.terrell@earthlink.net> - 2017-04-05 07:43 -0400
  Re: Why Can't My Volume Go to 11? Wanderer <wanderer@dialup4less.com> - 2017-03-25 12:58 -0700
    Re: Why Can't My Volume Go to 11? rickman <gnuarm@gmail.com> - 2017-03-25 17:46 -0400
  Re: Why Can't My Volume Go to 11? Johann Klammer <klammerj@NOSPAM.a1.net> - 2017-03-25 21:54 +0100

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