[Simon] wrote in to tell us about a headphone tube amp that he just built ... so that it can bend around the radii of the front and rear panels. The top also has a hole cut in it to allow the ...

And while its newest amp stays true to that ethos ... It features 6.3mm and 4.4mm balanced headphone connectors on its front panel and, thanks to user-selectable gain, it can be adjusted to headphones ...

That's the pitch for the new Rotel DX-3, a compact headphone amplifier ... with user-selectable amplifier gain; there are both 4.4mm balanced and 6.35mm connectors on the front panel, and there ...

while users can also select the amplifier gain to suit their headphones. There are 6.3mm and 4.4mm balanced headphone connectors on the front panel. The unit features an ESS Sabre ES9028PRO ...