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Random projects and posts - page 2

29 MARCH 2020

PartFinder component inventory manager

For several years we have been using PartKeepr https://partkeepr.org/ to keep track of the thousands of components we have in our workshop. Over the past few months, we found the daily backups from PartKeepr are taking...

28 MARCH 2020

Amazon Echo Flex Teardown

At Christmas we purchased an Amazon Echo Flex which was on special offer at the time.  The Echo Flex is a plug-in smart home controller using the Amazon Alexa ecosystem. After having it sitting on the shelf for 3 months,...

17 MARCH 2020

When lightning strikes

Today whilst sorting through my old 35mm film negatives, I found some photos of the damage our home suffered when we had a direct lightning strike to the aerials on our roof in September 2004. On the night, we all went...

11 MARCH 2020

Pioneer SX-N30 Stereo Receiver 12V Remote Output Mod

For several months now we have been looking at ways to reduce the energy consumption in our house. One item we found that was using power when it wasn’t in use was a Yamaha subwoofer that is connected to a Pioneer...

28 FEBRUARY 2020

Synology DiskStation DS411+II Repair - Blue Flashing LED

Around two years ago my Synology DS411+II network attached storage drive developed a fault where it would randomly fail to boot or power on with a flashing blue power button light and then after a random number of minutes...

22 JANUARY 2020

The importance of checking your data backups

I thought I would write a short post about the importance of checking that your computer data backups are working correctly and if you experience a drive or computer failure only to find your backup system did not work! This...

15 JANUARY 2020

Sony Bravia 55XE90 KD-55XE9005 Teardown VR Damage

Last week my 55 inch Sony Bravia KD 55XE9005 LED HDR 4K Ultra HD Smart Android TV suffered an unfortunate accident with a friend who was playing Richie's Plank Experience on my Oculus Rift. While playing one of the bonus...

30 DECEMBER 2019

Collecting old photos of my hometown of Swanage

For the past few years I have been collecting vintage photographs, slides and postcards of my hometown of Swanage which is on the South Coast of England. My interest in historic photos started with our tourism website,...

03 DECEMBER 2019

Amazon Echo Input Teardown

In the black Friday sale at Amazon we purchased an Amazon Echo Input which is a small voice-controlled device that requires an external speaker and uses the Amazon Alexa voice command service. As this is the second Amazon...

29 NOVEMBER 2019

Developing a new product to sell

Since launching our AB Electronics UK shop in 2012 we have expanded from our first Raspberry Pi analogue to digital converter to over 40 custom boards and accessories we sell online at  www.abelectronics.co.uk/. This...

21 NOVEMBER 2019

12V SLA Battery Testers

We use 12 Volt sealed lead acid batteries (SLA) for many different uses from shed lighting to running radios and other 12V equipment which needs a portable power supply. To check the charge status of the batteries we usually...

04 OCTOBER 2019

Trying to Save Power and Lower our Energy Bills

This is a very text heavy post but I thought I would share our efforts to save on our energy usage in our home. With the constantly rising costs of energy we have always tried to use as little electricity and gas as possible...

02 OCTOBER 2019

Aim-TTi TF930 3GHz Frequency Counter Internal PSU

We have an Aim-TTi TF930 3GHz Frequency Counter on our test equipment shelf and this uses an external plastic plugin power brick to power the frequency counter. After cutting the plastic case from the power supply we found...

02 OCTOBER 2019

Workshop Tool Storage Rack

In our loft workshop we have many electrical hand tools and screwdrivers which we use often, and these have all been held on the wall using plastic pipe clips and magnetic tool holders. The magnetic tool holder did not...

25 SEPTEMBER 2019

New Brunel BMSZ trinocular stereomicroscope

After trying to repair the Oculus Rift cable earlier this month we decided it was time to replace our old stereo microscope with a new trinocular stereo microscope so we can take better photos of the things we are working...

18 SEPTEMBER 2019

Oculus Rift broken Cable repair attempt

I purchased my Oculus Rift headset back in July 2016 and since then it has had a lot of use. Last month I started to get an intermittent issue with the HDMI disconnecting. I assumed that it was the headset cable and so...


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