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Click to view Raspberry Pi board Test Jigs

Raspberry Pi board Test Jigs

Posted Sunday 21 December 2014 17:44 Page View Counter 755

Since starting to design and manufacturer our own Raspberry Pi expansion boards which we sell on www.abelectronics.co.uk we have found that the testing phase of the board production has always been very time consuming as we have always tested each...

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Click to view Railway Sky LED Controller

Railway Sky LED Controller

Posted Sunday 23 March 2014 13:03 Page View Counter 945

Alongside our electronic projects another long term hobby has been model making and more specifically model railways.  We have had a model railway in our loft workshop for many years and it has always been a way of mixing the model making and...

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Click to view PSU Temperature Monitor

PSU Temperature Monitor

Posted Thursday 27 February 2014 13:02 Page View Counter 883

For a few years now we have been using a GW Instek GPC-1850D power supply in our workshop and while it has served us well over that time there has always been one issue that has annoyed us, the loud cooling fan in the back which drowns out everything...

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Click to view Android Tablet and Arduino DIY pick and place component selector

Android Tablet and Arduino DIY pick and place component selector

Posted Sunday 14 April 2013 20:58 Page View Counter 1212

Following from the Arduino pick and place update blog post video and Automatic component feeders post we have now completed the first version of the Android tablet control software  which uses bluetooth to communincate with an Arduino Mega to control...

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Click to view ADC Pi Raspberry Pi I2C Analog to Digital Converter boards available to buy online

ADC Pi Raspberry Pi I2C Analog to Digital Converter boards available to buy online

Posted Friday 14 September 2012 00:31 Page View Counter 2636

Update April 2015 Since the launch of this first ADC board for the Raspberry Pi it has been replaced with the ADC Pi models and we have also mde variants of the ADC board with a ADC Differential Pi which is a 8 channel 18 bit analogue...

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Click to view Arduino Solar Logging Installed

Arduino Solar Logging Installed

Posted Saturday 26 May 2012 17:15 Page View Counter 9198

Following from Arduino based Solar PV and Hot water monitoring and logging posts the various hardware and parts of the software have been installed into the PV control cupboard and the new logging hardware and software is uploading data to one of my web...

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Click to view Arduino Solar Logging Update

Arduino Solar Logging Update

Posted Sunday 13 May 2012 23:06 Page View Counter 644

Following from Arduino based Solar PV and Hot water monitoring and logging post the various hardware and parts of the software have been installed, built and written. After two busy weekends working on the project the Arudino board is now sending sensor...

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Click to view Arduino Mains Water Pump Logging

Arduino Mains Water Pump Logging

Posted Sunday 13 May 2012 22:11 Page View Counter 557

As part of the solar hot water system (view other blog posts) we have been installing onto our home we wanted to be able to keep track of the time the solar water pump is running. To monitor the pump we decided to use a simple mains power supply...

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Click to view Arduino Mains Voltage and Current Logging

Arduino Mains Voltage and Current Logging

Posted Sunday 13 May 2012 22:02 Page View Counter 1081

As part of the solar hot water system (view other blog posts) we have been installing onto our home we wanted to be able to keep track of the mains electric being used by the house. Based on the open source OpenEnergyMontor website we developed our...

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Click to view Solar Hot Water Install Dual Coil Cylinder

Solar Hot Water Install Dual Coil Cylinder

Posted Sunday 13 May 2012 21:43 Page View Counter 484

Next stage of the solar hot water install, fitting a new dual coil hot water cylinder. The new cylinder was 150mm taller and 70mm wider than the old hot water cylinder which was installed before which required all the existing pipes to be moved to...

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