Big-name tube amplifiers often don’t come cheap. Being the preserve of dedicated audiophiles, those delicate hi-fis put their glass components on show to tell you just how pricy they really ought to ...

I picked up a second hand Denon UPA F88 amplifier. The idea is to build a cheap "hi-fi" (he he) set-up with used components. All my CDs are ripped, so I basically need to stream stuff from Synology, ...