We’re also glad to see an onboard tube preamp with a 3.5mm AUX input. Conveniently, the X2’s vacuum tubes can be swapped for other tube models. An excellent feature for hi-fi fans, this means ...

[Usagi Electric] is breathtakingly close to having his Bendix G15 vacuum tube computer up and running. This week he is joined by a new friend, [Lloyd] who is restoring a G15 as well. [Lloyd] used ...