10 Apr 2016

Sanden PET-07 Power Supply RS-232 Module Reverse Engineering – Part 1

Sanden Title 1

In this video we take a look at the Sanden PET-07 CC/CV power supply. In particular we look at the RS-232 plug-in module and attempt to make sense of the signals between the main board and plug-in board. In part two, we’ll apply this knowledge to attempt to receive RS-232 data from the power supply. […]

10 Feb 2016

Electronics Workbench – Part 4 – Putting it together

Here is the design and build of my compact DIY electronics workbench. This is located in the garage / workshop in a house that I’m renting, so I’m building it to be portable and transportable in future. In this forth episode I complete the hutch shelving, mount some component trays, and more!

9 Feb 2016

Electronics Workbench – Part 3 – Design Review

Here is the design and build of my compact DIY electronics workbench. This is located in the garage / workshop in a house that I’m renting, so I’m building it to be portable and transportable in future. In this third episode I temporarily install the lighting and load the shelving to assess the design so […]

8 Feb 2016

Electronics Workbench – Part 2 – Shelf system modifications

Here is the design and build of my compact DIY electronics workbench. This is located in the garage / workshop in a house that I’m renting, so I’m building it to be compact and transportable in future. In this second episode I modify the hutch shelving system to raise it’s height and mount the peg-board […]

7 Feb 2016

Electronics Workbench – Part 1 – Cabinet modifications and lighting

Here is the design and build of my compact DIY electronics workbench. This is located in the garage / workshop in a house that I’m renting, so I’m building it to be compact and transportable in future. In this first episode I describe how I will convert a cupboard into the workbench and my ideas […]

7 Oct 2015

Introducing the TreadGaming video game controller

The TreadGaming device

I recently received my TreadGaming treadmill video game controller and noticed a lack of basic information about setting it up, how to use it, suitable games, and user opinions. I’m hoping to fill that void, starting with this introduction to the TreadGaming project. Once I’m all up and running I’ll post an update with my […]

18 Jul 2015

Review: Cheap eBay transistor tester

A review, test, and teardown of a cheap transistor / component tester purchased on eBay. eBay item: LCD ESR Meter Transistor Tester Capacitance Inductance Diode Triode MOS NPN PNP http://www.ebay.com.au/itm/171753821157 Here’s the original review and teardown video: Here’s a follow up video where I test some old germanium transistors:

30 May 2015

Protek 608 RS-232 details

Protek 608 RS-232 login analyser

This is following on from my previous post introducing the Protek 608 multimeter and my software project. In this post I detail the communications hardware, an important consideration for future development. The Protek 608 uses an RS-232 connection to allow for interfacing with a PC. This is a very common connection that most DMMs used. […]

30 Mar 2015

Protek 608 multimeter overview

Protek 608 multimeter

The Protek 608 is a 5000 count digital multimeter made by Hung Chang, who have since changed their name to GS Instruments. I’ve owned one of these since about 2009. This multimeter is now discontinued and no longer available new, although they occasionally show up on the second-hand market from forums and eBay. This DMM […]