Difference between revisions of "Laptop Hum"
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This page is a stub. Please help by adding more information if you can. Thanks [[User:ST|ST]] 20:29, 8 December 2007 (GMT-7) | This page is a stub. Please help by adding more information if you can. Thanks [[User:ST|ST]] 20:29, 8 December 2007 (GMT-7) | ||
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Laptop (notebook computer) power supplies are notoriously noisy. The quick test to find out whether this the culprit, is to simply unplug the power and run off battery. If the noise goes away, you know it's the power supply. | Laptop (notebook computer) power supplies are notoriously noisy. The quick test to find out whether this the culprit, is to simply unplug the power and run off battery. If the noise goes away, you know it's the power supply. | ||
Revision as of 12:56, 29 December 2007
This page is a stub. Please help by adding more information if you can. Thanks ST 20:29, 8 December 2007 (GMT-7)
Laptop (notebook computer) power supplies are notoriously noisy. The quick test to find out whether this the culprit, is to simply unplug the power and run off battery. If the noise goes away, you know it's the power supply.
Your best bet is a two-channel passive DI box with a ground lift switch such as this:
http://www.audiopile.net/products/DI_Boxes/FDB-202/FDB-202_cutsheet.asp
Hope that helps Hilmar
See it in context