The Octal Output PCB allows you to build a single-ended output stage using EL34, 5581, 6L6, 6V6 and other pin-compatible valves, fixed or cathode biased, with a master volume. With two such PCBs you can make a push-pull amp.
Check my website for more details: http://valvewizard.co.uk/universalpcbs.html
This is not a kit, components are not included.
Colour may vary.