Random projects and posts - page 6

5uH LISN Tester Project

16 APRIL 2016

We needed to be able to test some of our circuits for EMI issues via the power lines and after some research we found a product called TBOH01 5UH Line Impedance Stabilisation Network LISN from Tekbox. The 5uH LISN from...

Garmin Edge 810 and GoPro Hero 3 GPS Interference

21 FEBRUARY 2016

I often record my bike rides on my GoPro Hero 3+ to use on our local tourism website Virtual Swanage (www.virtual-swanage.co.uk) and use the GPS data from my Garmin Edge 810 bike computer to make downloadable routes for...

Gas Meter Hall Effect Sensor

13 JANUARY 2016

In a previous blog post we wrote about our new mains energy monitoring system which reads the values from our electric and gas meters and stores them in an online database.  The gas reading was done using a reed...

ESP8266 Mains Energy Monitor

01 JANUARY 2016

In November of last year we finished work on our Raspberry Pi based solar data logger, a part of our ongoing smart home project that we have been working on for several years now.  The solar logger monitors all of...

Virtual Swanage 20 years old

01 JANUARY 2016

20 years of Virtual Swanage promoting our town and local area at www.virtual-swanage.co.uk In 1996 we first launched our local tourist information website for our home town of Swanage. The first version of the website...

Nest Learning Thermostat 3rd Gen Hot Water Installation

04 DECEMBER 2015

Today the new 3rd Gen Nest Learning Thermostat with hot water control arrived which we had ordered last month when the new UK model with hot water control was announced. We needed the Nest Thermostat with the hot water...

Starting your own ecommerce business

03 DECEMBER 2015

When we launched our ecommerce shop AB Electronics UK selling the Raspberry Pi expansion boards which myself and my brother Andrew have designed and hand built we thought that we knew all the potential issues and pitfalls...

Raspberry Pi Solar Data Logger Version 2

30 NOVEMBER 2015

Three years ago we designed a solar data logger based on a Raspberry Pi which monitored the solar heating and PV system in the house as well as measuring the amount of energy we were using.  This system has served...

Mastervolt Soladin 600 Optical Interface Noise Fail

11 NOVEMBER 2015

Since we solved the RF interference problems http://www.briandorey.com/post/mastervolt-soladin-rf-filtering with our Mastervolt Soladin 600 mains inverter we had planned to use the data port to link to our Raspberry...

USB MultiComms Part Four Case

11 NOVEMBER 2015

This is part four of the USB MultiComms project, you can view part one, two and three from the links below: USB MultiComms Part One - USB Board USB MultiComms Part Two - RS232 Board USB MultiComms Part Three - UART Board With...

USB MultiComms Part Three UART Board

11 NOVEMBER 2015

This is part three of the USB MultiComms project, you can view part one and two from the links below: USB MultiComms Part One - USB Board USB MultiComms Part Two - RS232 Board With the main controller board and the RS232...

USB MultiComms Part Two RS232 Board

31 OCTOBER 2015

This is part two of the USB MultiComms project, you can view part one where we built the controller board at USB MultiComms Part One - USB Board In part one of this USB MultiComms I detailed the design and construction...

USB MultiComms Part One USB Board

15 OCTOBER 2015

Designing a USB communications box. Several of the projects we have been working on recently needed some form of serial communication with our PC, either through RS232, UART, I2C or SPI and at the moment we use a handful...

Sinclair ZX81 Kit Build

13 OCTOBER 2015

Several years ago we purchased a mint conditioned unopened Sinclair ZX81 Computer Kit from eBay with the intention of building it sometime and having another classic ZX81 computer which was the first computer I had when...

Hope One LED Light GoPro mount

30 SEPTEMBER 2015

With the dark winter evenings drawing in we are starting to use the bikes more at night than in the day time due to work commitments to try to keep fit. We purchased a set of Hope One LED lights earlier this year and they...

QuietPC Silent Fan Upgrade

22 AUGUST 2015

Last week we ordered a new compact pc for the loft workshop and a new wide screen monitor to use for our electronics development and also to use with our SDR radio.We purchased a Quiet PC Sentinel Mini system from www.quietpc.com...


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About Me

Brian Dorey

Welcome to my blog, here you will find my projects and other things.
I make websites and manufacturer and sell expansion boards for the Raspberry Pi range of computers.

AB Electronics Raspberry Pi shop

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