laney ironheart irt

Hey guys. Im trying to decide between the peavy 6505mh and the Laney IRT studio. The peavy is a monster!!But the cab emulation on it sucks!!! The Laney has less gain but has a ton of reamping features that i think may be useful. I dont have the money for a two notes and my kid is only 1 so as a...

I've been playing with the irt60h for about 6 months now and I am very pleased with sound and performance overall. Recently though, I have encountered an issue with the fx loop (at least I think thats the issue). When I plug in my pedal board via fx loop, It outputs this bad humming/hissing...

With so many bells and whistles, i was wondering if i can i use the Laney IRT Studio as dedicated power amp to some of my rack preamps, sending the preamp output to the Laney's effects loop return? If so, will i get 5W of power, right? And any chance to change to 1W? I guess not, since it seems...