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04-15-2009, 09:53 AM
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The First Watt B1 Buffer PreampAuthor: Nelson Pass
So here we are in the New Millennium, and thanks to Tom Holman and THX we've got lots of gain in our electronics. More gain than some of us need or want. At least 10 db more.
Think of it this way: If you are running your volume control down around 9 o'clock, you are actually throwing away signal level so that a subsequent gain stage can make it back up.
Routinely DIYers opt to make themselves a passive preamp - just an input selector and a volume control.
What could be better? Hardly any noise or distortion added by these simple passive parts. No feedback, no worrying about what type of capacitors - just musical perfection.
Read the complete article in the latest issue of our eMagazine at HomeToys.com