Member Avatar for Dudester55

Hi
This is my first post, and I have a question for you all.
I just purchased a previously enjoyed IBM ThinkPad R52 laptop (which should arrive in a few days. This is an older laptop, but it has pretty well all the basic stuff I'll be needing in it. The laptop is running Windows XP sp3 and has 1G of ram as well as 60G hd. I purchased this laptop to play studio tracks mp3 files, (I'm a part time musician)and I'm worried about the quality of sound that will be coming from the sound card (or head phone jack) to a P.A.system, where the music will be amplified. I plan on using iTune software to play the songs from it's library, then again, maybe you can recommend a better choice of software to play the songs on the laptop.
Anyway, am I worrying for nothing, or would any of you recommend that I replace the IBM stock sound card, and replace it with a better quality sound card for live stage performance? I'm not looking for 5.1 or 7.1 surround sound like my desktop has, but rather just a good stereo sound.
Any suggestions ?
Thanks in advance for any input you may have.

Edited by Dudester55 because: n/a
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  • Latest Post Latest Post by CimmerianX

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A few practical, show-tested points to bridge the gap between a business-class ThinkPad and reliable stage playback. The three things that matter most are a clean source file, a fixed/line-level feed into the PA, and predictable playback behavior from the laptop. is on the right track thinking about the chain; correctly flags limits of built-in laptop audio — the goal is to make the feed behave like any other line-level source the house expects.

Pre-show checklist (quick):

  • Use a DI box or small mixer as the intermediary rather than relying on the headphone amp alone. Balanced inputs to the PA reduce hum and noise.
  • Set the laptop and player so the system volume is stable (avoid mid-show volume changes and system sounds). Stop auto-update tasks and wireless scans before the show.
  • Always test on the exact PA you will use. Run the loudest track you will play and leave 6–12 dB of headroom on the PA meters.
  • Bring a backup: a USB thumb drive with the same set, and simple cables/adapters (3.5mm TRS to dual TS/RCA, spare USB cable).

Simple level-setting procedure:

  1. PA master low; laptop/player volume at a fixed setting (player near full, system volume at a known level).
  2. Start a representative track and bring the channel/mixer gain up until meters peak comfortably below clipping.
  3. Confirm quiet passages and peaks behave; if distortion appears, reduce source level on the mixer rather than using laptop headphone boost.

Software and troubleshooting notes:

  • Use a lightweight player that supports gapless playback and steady CPU use to avoid stutters. Close other apps and set power options to avoid drive spin-down.
  • If there is hum, use a ground-isolator or lift on the DI; if clicks/pop occur, check power-saving and USB/device drivers.
    For consistently better fidelity and level control onstage, consider a modest external audio interface with balanced outputs and its own level control rather than relying solely on the laptop’s internal jack.
Member Avatar for CimmerianX

With that Model, there is no upgrade available. The R52 is a business class laptop and, thus, the sound is good, but not meant for home theater-style sound. You will get stereo sound out of the headphone jacks. The biggest hit on quality will be the bitrate of the encoded songs unless you are using FLAC.

Most PA systems I've used sound pretty crappy anyway.

If you are really set on an upgrade, look to an external USB sound card. Soundblaster made a X-Fi surround card that did 5.1 with optical out. You can pick one up for about $50.

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