Category Archives: gear

TTSH 4012 filter detail

TTSH sub modules

The first step in the actual TTSH assembly is the submodules – oscillators, filter and power supply. Things are getting a bit exciting, with the risk of physical injury (to me) and the threat of a lawsuit (from Moog). You’ll also learn how the ladder filter got its name.

Transistor matching

This is the second in a series of articles on my TTSH Arp 2600 clone project, in which I demystify, for myself at least, the process and principles of transistor matching.

TTSH panels in box

The TTSH Project

I’m about to start building a clone of the ARP 2600, a semi-modular analogue synth from the 1970s. Here’s an introduction to the project for people who aren’t already completely mental for vintage analogue synths.

my burgeoning eurorack system

There’s a hole in daddy’s rack

Eurorack is often referred to in the modular community as EuroCrack. It empties bank accounts, destroys relationships and ruins lives. On the plus side, it does make strange music that no one wants to listen to. My involvement with it was inevitable.