software amp?

Discussion in 'Receivers and amplifiers' started by luusyphre, Jun 30, 2005.

  1. luusyphre

    luusyphre Member

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    this may not belong in this forum, but I was wondering if anyone knew of software that could amplify my computer's sound. I'm sure people have noticed that DVD's don't play very loud, and unless you have a huge amp, you have to turn the volume up to max to get decent sound. Well, I have a laptop and it plays DVDs at very low sound even at max. I was wondering if anyone knew if there was any software I could get to increase the volume past the maximum allowed by Windows. It's not that my speakers can't handle; it'll play other stuff louder, just not DVDs.
     
  2. djscoop

    djscoop Active member

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    there's no such thing as a software amp. analog audio is amplified via hardware, not software. if all the volume controls are turned to max on your laptop then thats pretty much all you can do. You could always get external amplified speakers though...
     
  3. luusyphre

    luusyphre Member

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    I don't know about that dude. If no such thing exists, then how is it that certain programs can turn the volume up higher than others? For example, I was playing the movie the Incredibles. Using Windows Media Player and Media Player Classic the volume is just way too low. I actually did find programs that made the volume higher (suggested by another forum I posted to). VideoLan, a very simple media player, had louder sound right off the bat. And PowerDVD had audio boosting options. Although, they did not allow for an unlimited amount of boosting, those programs did bring up the volume to a good enough point. Albeit, these software solutions may not fit the definition of an amplifier, they did "amplify" the volume. And keep in mind; I played the exactly same DVD with the exact same audio track.

    And another thing, I don't see why there can't be a software amp. I’m no expert, but I believe that an amplifier takes sound waves and produces a more powerful version of it. Software can do that. There hundreds of software that you can use to modify an audio track and make it louder. Software takes the digitized sound, converts it to analog form and then sends it to your speakers. Software like Adobe Audition, Reason, Fruity Loops, or any music making software has all the abilities of a hardware amp. And then you have the hardware emulators that mimic real world recording equipment! Now the software I’m looking for is something that can increase volume on the fly, and applies to every sound my computer is playing. Perhaps such a program doesn’t exist. I can't find it and I’ve been looking for weeks. Maybe I should get a patent.

    Come to think of it, isn't that what "volume control" does? Volume controls do the same thing; it just takes a bigger amp to get bigger volume. But in a computer, the amp can me emulated, and the digital sound as well as the analog sound could very well be made louder before being sent to the speakers? The only problem I see would be to be able to have software sleek enough to amplify the sound in real time.
     
  4. djscoop

    djscoop Active member

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    essentially, yes. and computer audio editors can manipulate, increase amplitude, and do numerous things to manipulate the audio file. But thats all nothing but 1s and 0s in the computer. those don't equate to anything until that data reaches the physical audio amp chip located on your sound card. how do you plug your speakers into an output of 1s and 0s? your soundcard translates the computer data (called a D/A...digital to analog...converter into a analog audio signal, which is then amplified by a mosfet or LM chip

    if you found cetain apps that sound louder, then those apps just have better harnessed the sound card by using pre amplifiers most likely.
     
  5. luusyphre

    luusyphre Member

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    exactly, that's exactly what i'm looking for. software that can manipulate, increase amplitude, and do numerous things to manipulate the audio, not just a file, but all audio signal data before the it reaches the physical audio amp chip located on my sound card. i guess i'll call up the patent office on Tuesday (next business day).
     
  6. djscoop

    djscoop Active member

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    well there's free audio editors like krystal and audactiy, or for around $100 you can get decent apps like sound forge or adobe audition. I personally use Pro Tools, which is the standard for professional DAWs (digital audio workstations). A basic setupd (includes software and hardware) starts at around $500, and goes up to over $1 million for the HD stuff. But there are tons of audio apps out there. Even plugins for winamp, there's thousands. Its not a new idea, digital audio recording and editing has been around since about 1991.
     
  7. luusyphre

    luusyphre Member

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    yeah, i was pretty sure that this idea wasn't the first, and application specific plugins or mods are probably the only thing that i'll be able to find. having something completely monitor all the sounds coming out of one's computer and dynamically adjusting the volume seems like it would be difficult to do in real time. I wish there was some software that just took over the volume controls and would let me turn up the volume louder than Windows lets me.
     
  8. bleachie

    bleachie Member

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    i've been looking for something like this. i just tested out audacity, and it's "gain" worked perfectly well. i'm still looking for something to do it on the fly, or at least batch. and you mentioned plug-ins for win amp? i wasn't able to find one, and it would really help if you could send me a link.

    thanks!
     

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