Scriptnode feedback loop - aka howlround
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Is there a way to create a feedback loop with scripnode that sounds like sticking a mic in front of a PA speaker? I can create an infinite loop with the send/receive nodes, but nothing really takes off into the realm of uncontrollable squelching.
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I think the feedback value caps at 99% in order to avoid this (even if you set it above 1), but if you amplify the signal between send and receive with a separate node, it might create this effect.
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@christoph-hart I've tried this as well. The repeats remain clean, and when the loop volume gets to a certain level, output just cuts out.
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@dustbro You need to simulate the acoustic environment. Put a delay and a reverb between the feedback nodes.
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Play some notes and gently move the gain parameter up (turn your speakers down for safety!). The feedback frequency will be determined by the delay time and some reverb parameters.
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@christoph-hart sweet! What do you think work work for something like a guitar delay pedal that doesn't have an acoustic environment?
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@dustbro Use a cabinet impulse response - there's no feedback without any kind of non-linear response. If you can make an impulse response from just the pickups, you'll get the closest to a "naked" feedback signal, but I wouldn't know how to achieve this.