each processor core can only execute one instruction at a time, for one 
application at a time. the data bus can handle either one (32 bit) or two (64 
bit) operations at a time. 
that you can see 5 windows open at once is the magic of the video processor and 
persistence of vision.

Brent Gourley
Dothan
[EMAIL PROTECTED]

  ----- Original Message ----- 
  From: Simon Brown (KNS) 
  To: [email protected] 
  Sent: Saturday, October 04, 2008 3:26 AM
  Subject: Re: [digitalradio] Comparing data modes


  Dave,

  IMO any data program will be talking to the soundcard with a nice big FIFO so 
CPU shouldn't be an issue. From memory I use a 10 second FIFO on receive and 2 
second on transmit.

  I can't think of any problems that could arise as long as there are some free 
CPU cycles. What am I missing?

  Simon Brown, HB9DRV
  www.ham-radio-deluxe.com
    ----- Original Message ----- 
    From: Dave AA6YQ 


    If you're referring to CPU usage as reported by the Windows Task Manager, 
that's an average. The question is whether any app is being starved for CPU 
resources during critical operations.
   

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