Sounds like high gain. Some amps have it built in, or if you need a pedal, search some metalhead pedals like Boss HM-2. Maybe Ultra Metal at Sweetwater for $30. Mind you, I don't stand by this pedal (I've never heard it), it's merely an example.
Is the OP's request not to revive old threads, or to not respond to old threads that have a spammer on them? I'm unclear why the spammers don't respond to new threads?
And what are profile posts? Those seem to be only spam.
I like old posts, and am confident that we can look at the date of...
I really like the thin feel of steel strings, so my nylon string just sits in a closet, sulking. Uke strings feel thin enough for me to enjoy or I'd be one of those people looking for steel string uke. (although I do play a mini electric guitar tuned A-a, so maybe I am that guy)
The whole point of this forum is unimportant questions and unimportant answers!
My 2 cents: I wouldn't buy a uku with less than a 36mm nut. String spacing is a factor too, but I think there is a minimum for big fingered folks like me.