When I was growing up, devouring guitar magazines and scouring internet forums, it was a truth universally acknowledged that good guitar tone could only come from a tube amp. End of discussion. But ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images Steve ...

The ZEQD-Pre has an EF86 pentode just like Dr Z's sweet high-end amps, and it might just give your rig the analogue warmth, colour, and hifi sheen you've been waiting for ...