Contributors
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What is Super WiFi?
WiFi has undoubtedly become an ubiquitous technology, appearing in most (if not all) new mobile phones. Now, the technology is undergoing somewhat of a ‘revamp’. -
Chasing the perfect wave
Oscilloscopes may be a bit harder to master than your standard multimeter, but the results are well worth the trouble. David Herres explains. -
Big trouble in little diode
Success in fixing appliances and other electronics will enhance your reputation as a skilled technician, and in the long term offer significant billable hours. David Herres ... -
One strike, part two
In the first part of this series, George Georgevits explained lightning, what causes it and the results of a lightning strike. He now outlines its effects ... -
Customising labour units
Labour allocation for a particular job is the most difficult task an estimator has to do in order to arrive at a competitive tender that will ... -
A fridge full of opportunity
Poor maintenance of refrigeration systems can jeopardise the food industry’s thin profit margins. Phil Kreveld begins a series on cool opportunities for electrical contractors. -
Killer clones from overseas
Phoney Rolex watches may be fun holiday items but a ripped-off electrical fitting could wipe out an entire household. Bob Harper outlines the dangers. -
Wiring Rules and swimming pools
Swimming pools and spas are great family fun, but associated electrical works need special care. Gary Busbridge outlines the safety essentials. -
The different types of sparky
New methods and materials, plus the full-scale arrival of the ‘cyber age’, have resulted in rapid changes to the electrical industry, and there is every indication ... -
Power loss, business gain
Preventing power wastage can generate additional work, writes Bob Harper. Contractors should use the energy-awareness argument on existing and potential customers.
