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Entry  Thu Jul 26 17:39:49 2012, Den, Update, digital noise, biquad key is working df2_bqf.pngdf2_bqf_spec.pngiir_psd_notch.pngiir_time_notch.png
    Reply  Thu Jul 26 21:31:44 2012, Den, Update, digital noise, online biquad works  df2_bqf_lp.pngdf2_bqf_lp_spec.png
    Reply  Fri Jul 27 14:30:49 2012, Jamie, Update, digital noise, biquad key is working 
       Reply  Mon Jul 30 14:24:25 2012, Den, Update, digital noise, biquad key is working lnf.png
Message ID: 7045     Entry time: Fri Jul 27 14:30:49 2012     In reply to: 7041     Reply to this: 7050
Author: Jamie 
Type: Update 
Category: digital noise 
Subject: biquad key is working 

What is "DQF"?  Is that the biquad?  And what is the difference between DF1 and DF2?  Why don't you just write out the name, so it's more clear.

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