Welcome to the Blog.

This is a feed of projects, learnings, and general musing about whatever I am working on. If you would rather an organised summary, check out my Hobby Page.

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Posts

LMNC René Schmitz MS-20 Filter

2 minute read

The heavy metal filter of the synth world, the MS-20 VCF is known for its harmonics and resonance the world over. This multi-mode version includes 3 inputs, ...

Feature Envy - Dual AR Envelope

3 minute read

This envious little module is the ADSR Envelope stripped down to its very core, Attack, Release, and nothing more. This stupidly simple circuit consists of a...

EDU DIY VCA

2 minute read

Nothing original from me here, just a stripboard version of the dual MKI x ES EDU VCA, with added status LEDs on the CV inputs.

The More-Ritz Klein VCO

4 minute read

The More-ritz Klein VCO, it’s the Moritz VCO, with more! What more? More Moritz of course. I have combined the mki x es.EDU VCO module with Moritz’s addition...

Protecting Sealing Faces

1 minute read

Vacuum seals have got to be tight. Reaching pressures of 5x10⁻⁶ Pa requires a perfect seal at every joint and static ‘face type’ O-Ring seals are great for t...

Lobed Corners - A DFM Secret

2 minute read

Picture this, you have designed a housing for some delicate electronics, it strikes the perfect balance between aesthetics, protection, and thermal transfer,...

7 Segment Displays and IC4026 Chips

2 minute read

It’s time to undertake a raw unadulterated electronics project, one where I don’t use code, using common off-the-shelf IC chips bent to my whim to perform a ...

If It Works…

less than 1 minute read

“If it works it ain’t stupid” has never rung more true than when using post-it notes in engineering prototypes. They can be used as slip gauges, spacers, was...

Cardboard Prototypes

less than 1 minute read

Cheap, quick, easy, accessible, what other proof do you need that cardboard is the best prototyping material?

Goalposts

1 minute read

Sometimes the goalposts move. Projects involve lots of people from different areas of the business each with their own priorities and ideas for how best to p...

Sheet Metal Lessons

less than 1 minute read

The sheet metal brackets I designed for an upcoming jig arrived and one thing was very apparent, I had put the large holes too close to the bend.

How Do You See Around Corners?

less than 1 minute read

How do you look around corners? Well, for an upcoming project, I’m hoping with this:

Power Down Alarm

1 minute read

A friend of mine always forgets to put the handbrake on, it’s amazing that her car is ever where she left it. So for Christmas, I gifted her this doohicky.