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published: Sunday 17 January 2016
modified: Tuesday 17 April 2018
author: a sleepy robot
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Halestrom's Peregrinations

Repairing electronics, angering software and hiding in the internet dark ages. You may be after:

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Blog Posts

Thursday 12 April 2018

Meta: Blog comment systems

Comment systems on self-run sites: methods, security, what I've found so far.

Saturday 2 September 2017

Game release: The Echidna Menace

Over the years I've dabbled making lots of small games, but I've always been afraid to release. This game isn't perfect, but it actually has some fun to it.

Sunday 6 August 2017

UI Gripes: Season 1

'HID' stands for 'Human Interface Device'. I don't think I have any of those, and if I do, then they're definately broken.

Sunday 23 April 2017

Making a bench PSU out of a cheap buck/boost module off the web

Modding a LTC3780 board to use different pots, toroidal transformer rewinding and a bit of bodging gone wrong.

Tuesday 28 February 2017

Diodes part 3: a working diode steering circuit

I've made something interesting with my aluminium and soda bicarb diodes: a 7-segment display encoder. Also includes instructions on how to make your own.

Thursday 26 January 2017

Mounting computers on wooden boards

Putting a Pentium 4 rig, power supply and all, on piece of plywood for easy hanging.

Monday 5 December 2016

Project: Wooden synchronous clock

My first time-keeping device, using a stepper motor to control the main wheels and mains frequency counting circuits to keep the time. Full schematic included with bonus errors.

Monday 5 December 2016

Diodes part 2: Homemade aluminium diodes

We're back in the lab trying some new combinations and methods to make diodes. This time: aluminium and wet electrolytes. Getting closer to the idea of just being able to 'dab' diodes onto PCBs, but not quite there yet.

Sunday 31 July 2016

Splitting apart lipo packs

Or "how I managed to do it without cutting open the lipos with a knife" this time. Total success, no lost/damaged cells.

Sunday 31 July 2016

Inside HRC fuses: cheap vs brand-name

An unrelated fuse blew in another multimeter, so I decided to buy some replacements for these white ones too. Previously I was using cheap eBay replacements. No *electrical* comparison/testing is done in this post.

Saturday 18 June 2016

Cutting open red COB Leds

It turns out that red COB leds have blue LED dies in them. Dissection and thoughts.

Saturday 18 June 2016

Repair: DIADEMA coffee machine

Problem: agressively clicking noises on startup lasting most of a minute. Investigations and repair.

Saturday 18 June 2016

Simpler PCB etching/making techniques for simpler boards

Method and results for a few different techniques. No computer/printer required, all hand tools and etchant.

Saturday 18 June 2016

Experimental homemade aluminium and silicone PCBs

Making copper-clad board substitute using aluminium foil and silicon caulk, then etching it. Partial success, lots of problems.

Saturday 18 June 2016

Meta: Quiet in the blogs

Upcoming posts (hours, days), possible changes to the site

Sunday 24 April 2016

Selectable turns AM loop antenna

Basket-woven 10-winding AM loop antenna for my radio. Number of turns selectable using rotary switch. Overview of how I made it. Works very well.

Sunday 17 April 2016

Archives: Robots and lab projects pre-2016

A selection of things I've made over the past several years. Pretty photos, lots of mistakes and a few miscellaneous parts.

Wednesday 13 April 2016

Diodes part 1: Homemade copper diodes

My method and my results. Zener-like diodes made with a candle and water-drop technique.

Tuesday 29 March 2016

Moving away from Arch Linux Part 2: Looking at alternative distros

Trying out new distros: gentoo and Void. First impressions of their live environments, package management and websites.

Sunday 13 March 2016

February element14 haul

I buy electronics on the cheap. Looking around sometimes pays off -- in this case by a factor of a thousand.

Saturday 5 March 2016

Meta: Site fixes and various reflections

Atom feed dates and duplication, thumnails and post summaries. A few thoughts on the present and future. Soon to be released init system.

Saturday 5 March 2016

Repair: busted laptop hinge mounting point

Quick repair. Screws pulled, case damaged and inserts plucked. All hail Araldities, Greek goddess of glue.

Saturday 27 February 2016

State of my ARM Chromebook

After years of usage my laptop has taken a bit of a beating. Stories and solutions to problems that I have encountered using linux on an armv7h laptop.

Friday 26 February 2016

Moving away from Arch Linux Part 1: Systemd

Why I want to abandon my current distro and move to another. Stories of systemd breaking my systems and getting its tendrils into places that I'm not comfortable with. Ooh! Not there! aaaaah!

Monday 8 February 2016

Rebuilding Tankbot

Fabricating aluminium wheel adaptors from scratch. Tanks, bandsaws, custom jigs and homemade tools.

Tuesday 26 January 2016

Meta: Grand site unveiling

Backstory of this website. Why I chose to write my own backend and the architectural decisions I made.

Tuesday 26 January 2016

Dwarf Fortress on old hardware

Running a game fabled for its system demands on 2000 era hardware that moonlights as a magnetic descrambler. Solid state IDE and minimising memory usage.

Sunday 17 January 2016

Repair: Jena 5020 vintage radio

Repairing a hollow-state radio. Breaking everything and getting frustrated at documents that are just barely out of reach.