From: john_shaw@hotmail.com   
      
   On Fri, 07 Nov 2008 14:56:21 +1300, Nicholas Sherlock   
    wrote:   
      
   >sal2 wrote:   
   >> How can I increasing output voltage/amplify my laptop's sound card   
   >> headphone jack.  Tia sal2   
   >>   
   >> Greetings All   
   >>   
   >> I'm generating different sound waves using my laptop   
   >> and outputting the sound via my laptop's sound card headphone jack.   
   >>   
   >> I need to increase the output voltage / amplify the output   
   >> signal to at least 5v while not adding to much noise to the   
   >> signal.  What's the best way to go about this?   
   >> Preamp/Amplifier/mixer Can anyone recommend a low cost solution?   
   >>   
   >> thanks sal2   
   >>   
   >> Sorry it this is repeated had problems with my posting server   
   >   
   >I might be going in totally the wrong direction here, but I'm sure that   
   >someone will correct me. If you're just looking for increased voltage   
   >(not increased power), what about an audio transformer?   
   >   
   >Cheers,   
   >Nicholas Sherlock   
   >-----------------   
   >www.Newsgroup-Binaries.com - *Completion*Retention*Speed*   
   >Access your favorite newsgroups from home or on the road   
   >-----------------   
      
   Nothing wrong with a transformer as long as it doesn't saturate. The   
   OP didn't state the application - like frequencies, power, etc.   
   Transformer wins hands down on battery life over amps. :-)   
      
   John   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)