A week ago the ‘Q’ key on my Dell E4310 laptop started to get sticky and hard to push. Some crumbs or lint had gotten under the key and was stopping it from depressing properly. In a rush to prise the key up so I could remove the offending bit…
Read More
Inside the ZTE MF823 4G Dongle
A year ago, I built a Raspberry Pi based car computer to provide music, along with weather, location and speed information, while going on a road trip around Australia. At the start of the trip, the computer used an external USB Huawei K3715 3G Dongle for Internet connectivity. The system…
Read More
RaspberryPi Car Computer 15,000km Later
It’s been over a year since I first started building my car computer with the Raspberry Pi. In the time since, it’s traveled over 15000km through four Australian states. The majority of the distance has been on dirt roads and tracks, pushing the hardware to its limits. As a whole…
Read More
Car Computer Raspberry Pi 3 Upgrade
Recently I wrote about my car computer project based on the Raspberry Pi 2. The performance while acceptable in most situations, would drop and get noticeably sluggish during resource intensive activities such as processing large play queues or music directories. The free space around the Pi was constrained with the…
Read More
Raspberry Pi 2 Bitcoin Node
Not long ago I set up a Bitcoin node on a Debian Wheezy VPS to teach myself about Bitcoin and the blockchain in general. It was a great learning experience but the memory requirements of the Bitcoin software kept causing my VPS instance to run out of memory. So the…
Read MoreBad Day For Electronics
My new GERTBoard an extension board for the Raspberry Pi GPIO interface arrived after a long wait this week. I brushed off my soldering iron all ready to put it to together only to find it had some surface mount components that I would need some more tools than just…
Read MoreRaspberry Pi Overclocking
Like just like alot of other people as soon as the Model B Raspberry Pi went on sale in March I eagerly rushed out and ordered one from Element 14. Due to production delays this didn’t arrive till the start of June. But given its size, specs and price I…
Read More