Lessons learned on the topic of high-speed signal probing, and how to build a high-bandwidth "Lo-Z" probe for very little money.

How combining resistors affects the overall tolerance of the total resistance.

Composition tips when shooting in panoramic format.

Build a battery operated light box for photographing small objects.

An LED lighting project with slow fade-in effect and two switchable lighting levels.

This is my second article on using Olympus OM Zuiko lens with the Sony NEX-5N. In the first installment, we looked at the 50 mm f/1.4 lens. This time around, we look at the Zuiko 24 mm f/2.8 lens.

How to Add a Swivel Base to a Monopod.

My garden features a set of "garden lamps" which I turn-on at night.

How to fix common issues with cheap Harbor Freight Multimeters.

The ability to adapt classic film lenses to digital cameras is one of the appeals of the new breed of Interchangeable Lens Compact (ILC) cameras. This article shows my experience using a classic 50mm Olympus OM Zuiko lens with the Sony NEX-5N.