If you are using a CRT monitor, the high voltage sweep and switching
power supply  circuitry can generate all sorts of electromagnetic
interferance that can be inductively coupled to anything in proximity..
Absolutely !!

Best !!

Robert Hodge,
Senior Engineer
Belfer Audio Archive
Syracuse University
222 Waverly Ave .
Syracuse N.Y. 13244-2010

315-443- 7971

>>> [log in to unmask] 09/15/05 9:43 AM >>>
Is the sound card inside the PC case or is it external?  Unless
shielded any internal card (and cables) are prone to induced
interference from the rather audio-hostile world of the computer.


Nigel Bewley
British Library Sound Archive

-----Original Message-----
From: Association for Recorded Sound Discussion List
[mailto:[log in to unmask]] On Behalf Of D Basson
Sent: 15 September 2005 23:15
To: [log in to unmask] 
Subject: [ARSCLIST] Reducing soundcard/circuit noise

Dear Group members

I recently bought a Dell Optiplex GX620 computer with Windows XP.  I
a Terratec DMX6Fire soundcard.  When I make recordings using Adobe
Audition or Wavelab, I get a buzzing noise -  a problem I have never
with my previous computer. Can anyone perhaps help me solve the

Kind regards,

Diederick Basson

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