JOHN HORNBY SKEWES: Shatterbox, 0.15″ Vero Layout

JHS Shatterbox 015 vero layout v1 700ff3da0d16

Continuing with the Hornby Skewes theme, time for the Shatterbox – original layout below using the old school large format 0.15″ stripboard.  Although I’m not sure if I actually want to build one this way…  apart from all the off-board components, it’s PNP silicon, which is annoying having a positive earth circuit with none of the benefits of … Read more

JOHN HORNBY SKEWES: Selectatone TB2 Treble and Bass Booster, Tag Board Layout

JHS selectatone tb2 tag board layout v1 98bc5b238e14

While on the JHS thing, I noticed this booster and thought it looked interesting.  The output switches between filters to allow for treble and bass boost, unlike most other boosters where it all happens at the input. Very few seem to be around, as I could only find one photo of the internals and one video … Read more

JOHN HORNBY SKEWES: Zonk II, Germanium Version

JHS Zonk II 015 vero layout v1 c7ae1afa1a3f

I started copying the original layout for veroboard and gave up toward the end as it’s a cramped mess – this is a similar but more practical version. The germanium John Hornby Skewes Zonk II is similar to a Fuzz Face but without the 100k feedback resistor, and note that the output cap is taken … Read more

SOLA SOUND: Tone Bender MKII Professional, Black Fish Skin Hybrid, 0.15″ Vero Layout

SOLA SOUND Tone Bender MKII Professional vero layout v1 143ca4e77d03

This is a slightly different hybrid MKII than I have previously seen – this is a Sola Sound MKII built by D*A*M, referred to as the Black Fish Skin version by Macari’s Music.  The PNP Silicon transistor is a PNP version of a BC109 / BC108. I couldn’t see the value of one resistor on the photos, so a safe … Read more