Static "clipping" sound underneath the signal

[dan]

Hi Ben,

Sorry I managed to miss this.

I hear what you are describing, and it reminds me post a while ago… let me find it.

Distorted noise/rumble behind the notes

Hi, I received my gpdi/ir today from Thomann in Europe (it is a B-stock unit). I like the sound but I’m noticing a strange, distorted noise/rumble behind the notes, most noticeable on the clean or lower gain settings. I’ve attached a brief recording from the ir output. I used new cables and different guitars. I also tested a separate power amp and ir simulator coming from the send fx output and the noise/rumble is still present, so I believe it’s coming from the preamp section. Is this an ex…

Read the replied from @Dave here is the main one and advice, see if any of his suggestions in that thread work for you

Distorted noise/rumble behind the notes

UPDATE I checked out your settings here using Sony MDR 7506 headphones with a Hamer Special and I did a signal strength test on the bench. Here are my conclusions: I do hear and see (on the scope) the soft clipping on initial string attack and decay you experienced. This is tube stage clipping in the first two gain stages, putting it before the FX Send as you described. At the settings you posted, this is normal. For reference, turn the preamp volume of any guitar amp you have up to around 1…