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daniel brothier wrote about lexicon feedback When and what i listen with feedback with the pcm 80, it's when the sound continue to grow on the loop and definitlly alter and change the sound all along the duration. I must control the volume land the input level of the incoming signal with a volume pédal. Sometimes the pcm don't like it at all, so i must reinstall everything, but it's rare. And there's a kind of pretty and dirty feedback physical distortion. Each machine has his her own feedback ? >From: Bill Fox <billyfox@soundscapes.us> >Reply-To: Loopers-Delight@loopers-delight.com >To: Loopers-Delight@loopers-delight.com >Subject: Re: RC-50 Fade Out >Date: Sun, 19 Feb 2006 14:02:00 -0500 > >Kim Flint wrote: > >>At 01:51 AM 2/18/2006, rob cathcart wrote: >> >>>What makes us think that the RC-50 will not fade loops out? >> >>The question is not whether it has the ability to "fade loops out". The >>RC-50 does appear to have that function. >>The question is whether it has feedback control, which is far more >>musically useful with looping. The RC-50 does not appear to have >feedback >>control, but we need somebody to try it to find out for sure. >>It is very clear that Roland so far has not understood the distinction >>between the two. > >Perhaps I'm a bit dense. I totally understand the concept of feedback in >the world of delay units. Without feedback, a delay happens only once. >With feedback of less than unity gain, there are repeats that decay over >time. With feedback at unity gain, you have a delayed signal repeats >forever... like a loop. With feedback greater than unity gain, the >volume >builds up on each repetition. But a loop, by any definition I know, >doesn't need any feedback in order to, um, loop ad infintitum. Being the >owner of only a Boss RC-20 and an Akai Headrush, what am I not >understanding? In the world of looping, what is the purpose of feedback? > >A tape loop does not have feedback. It is a length of tape that has been >spliced into a loop and plays as long as you desire. It will not change >in >volume over time. Perhaps loopers such as EDP, etc. are different than >the >tape loop analogy and are closer to the delay concept, à la three head >tape >machines, analog and digital delays? Thus making the looper appellation >a >slight (but not total) misnomer? > >Cheers, > >Bill > _________________________________________________________________ MSN Hotmail : créez votre adresse e-mail gratuite & à vie ! http://www.imagine-msn.com/hotmail/default.aspx?locale=fr-fr