Happy Valentines Day Project

Happy Valentines Day!

A few years ago I created a little valentines day project, shown in the video at the end of this post.  It’s basically just a multi-vibrator circuit with two groups of LEDs, arranged as an inner and outer heart:

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Adding USB devices in a Virtual Machine

Adding USB Devices in a Windows Virtual Machine with VirtualBox

One of the most confusing things for me when I first experimented with VirtualBox was the question of how to add USB devices.  I run Linux (Ubuntu) as my main OS now, but sometimes I need to dig around in Windows (e.g. work related stuff) so for those cases I run it in a virtual machine.  I recently needed to add a data acquisition device for use in the virtual machine on Windows, so I thought I’d document the procedure here.

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Panasonic AE700 Projector Diagnosis & Repair

In the tinkering cave this week we have a Panasonic AE700 HD Projector. These units are pretty old now, but they come highly recommended in many online reviews and the HDMI support means they remain a useful home cinema option.

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Hosting a Calibre Library with Linux, COPS & Google Drive

Introduction

Free your Ebook collection!!!

Are you tired of being locked in to commercial Ebook software such as Apple iTunes (shudder), Google Books or Amazon Kindle? Would you like to take complete control of your Ebook collection and host it yourself, giving you the ability to serve whatever Ebooks you want at any time and at no extra charge? You’re not alone.

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