Re: [music-dsp] Noise performance of f32 iir filters

2011-10-03 Thread Peter Schoffhauzer
Nigel Redmon wrote: (not to mention ATM--geez how many meanings can that one attain?). thefreedictionary.com lists 106 meanings... http://acronyms.thefreedictionary.com/ATM -- dupswapdrop -- the music-dsp mailing list and website: subscription info, FAQ, source code archive, list archive, book

Re: [music-dsp] Noise performance of f32 iir filters

2011-10-02 Thread Peter Schoffhauzer
Tom Wiltshire wrote: I get DP1 and DP2 (Direct Form 1 and 2, right?) and SVF but what are the other acronyms here? BLT? (Bacon, Lettuce, and Tomato is what comes to mind, but it doesn't seem likely...) TPT? I suppose BLT stands for BiLinear Transform. Peter -- dupswapdrop -- the music-dsp

Re: [music-dsp] Noise performance of f32 iir filters

2011-09-27 Thread Vadim Zavalishin
Hi Andrew I finally got around to following up on my hunch that a slightly modified version of the trapezoidal integrated svf (ie a modified version of the one I previously posted) should have excellent numerical properties. Care to reveal what is the modification? Did you measure the