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Looper's Delight
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Reposting this because one of my SMTP servers is being stupid. Apologies if this comes through twice... >This is brilliant! And I'm wondering if those individuals working with >unbalanced signals could do the same by x-connecting the balanced XLR I/O. > >Tell me: have you run into problems with "runaway" echo effects? I could >imagine that if you're not very careful with your gain staging you could >get into trouble; having the echos cascade into a writhing wall of white >noise. That could be a nice effect in itself. However, given some of >the >complaints I've seen on the list regarding individuals blowing up the >input stage of their DL-4's with too much signal, I'm always a bit >careful >with the levels going into my Echo Pro. (Just in case....) > >More to your original question, though, if you're accomplishing this via >physical connection outside the unit, I don't see why you wouldn't be >able >to do the same by physically connecting the jacks inside the unit. You'd >have to have some decent soldering skills -- and it would most likely >render the jacks useless for anything else -- but the only other thing I >can think of would be testing the impedance and possibly inserting a >resistor or capacitor in line to make certain everything matched up. > >Actually, I think I'd probably contact a reliable repair tech. It seems >like an easy mod, but you'd probably best leave it in the hands of >someone >who deals with this sort of thing daily. You never know if there are >rattlesnakes waiting that you might miss. That said, my first impression >is still that I think you should be able to make it permanent if you wish. > > -c- > > >At 12:18 PM 6/18/2004, nigel rushbrook wrote: >> ok... to clarify this, yes - i'm not using the jacks for signal in or >> out, i'm using the xlrs. the jacks are being used >>as the feedback loop. repeats is set to zero (otherwise it doesn't >work), >>the mix is set to loop. >> >>i got here because i realised that this is a "true stereo" processor - >>the left and right are, essentially, >>independent delays even when using as a mono effect. rather stupid, >>really. unless you can get it to go ping and >>pong. >> >>the feedback is NOT as stable as using the repeats control. an, perhaps, >>the tone is different. >> >>if it really can't be done "properly" inside the machine, i would think >>about adding my own repeats control, >>taking the signal through a gentle op-amp stage to raise the level and >>improve the s/n ratio. >> >>n >> >>------- Original message ------- >>From: the toy room <thetoyroom@comcast.net> >>Date: Fri, 18 Jun 2004 07:55:50 -0700 >>Subject: RE: Echo Pro - technical ping-pong >> >> >however, by patching (using the jack sockets) the left o/p into the >>right i/p and the right o/p into the left >>i/p... and then feeding the unit from an xlr i/p I can get a ping-pong >>delay from ALL of the delay models; >>repeats then being controlled with the output level control. (i was >>sooooo pleased with this:-) ) >> >>ok...this setup sounds wild, and I'm willing to give it a whirl for >>shits and giggles. >> >>Let me get this straight. XLR input to Echo Pro. >>Left o/p to right i/p (1/4" jacks). Right o/p into left i/p. >> >>How is the audio coming out? Via the XLR output? >> >>If the repeats are controlled with the output level control, what do you >>have the 'repeats' and 'mix' knob doing? Do they come into play at all? >> >>How is the 'mix' setting programmed? Does it come into play? Is it set >>to global, program, or loop? >> >>Thanks in advance, >> >>Rich >>www.asopaque.com >> >>SIZE does matter - The UK's biggest *Free* Web based mail - 10 MB Free >>mail.lycos.co.uk