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Historical Background of Lightning

Lightning has probably been present on earth long before life developed. Humans have also been affected by lightning for centuries which is evident from the more than 50 known gods of thunder in ancient mythology.  Lightning research however only started in the 18th century when Benjamin Franklin conducted experiments about electricity in thunderstorms, with his kite experiment being the most famous. His work paved the way for lightning research around the world.

Conserve electricity in the kitchen


  • Turn off the dishwasher after the final rinse and before the drying cycle. Dry the clean dishes with a cloth instead of using more electricity.
  • Fill the dishwasher completely, as partial loads waste electricity.
  • Keep the filters clean, as a blocked filter reduces efficiency and wastes energy. 


Knowledge is Power #HeritageMonth

Electricity was publicly used in South Africa for the first time with the opening of the electric telegraph line between Cape Town and Simon's Town on 25 April 1860. It was built for the benefit of shipping and commerce.

Power management for surveillance

Having a safe, reliable source of power is crucial for the continuous operation of any electrically powered piece of security equipment, and for the integrity of the overall installation. Given that the electricity supply incoming from Eskom is often unreliable, it is imperative that security installers make adequate provisioning against disturbances to that supply.

8 Facts about surge protection for your gear

Between thunderstorms, blackouts and load shedding, chances are you may have already experienced the results of a powerful surge on your equipment. In modern electronics, almost everything is networked in some way or other, and those connections greatly expand your risk of damage from electrical surges.

Clearline Fights School Tablet Theft

“The Gauteng education department says although it is disappointed by the theft of e-learning equipment at Phafogang Secondary School in Rockville, the incident will not deter it from delivering quality education to learners.”

Fibre Systems and Surge Protection

Copper! Copper! So much Copper! Most of our telephony infrastructure is made up of old copper based technology. Telkom however has started investing in fiber technology along with some new players in the market. We all know fiber is a more sophisticated technology with greater data speeds, so the transition is welcome and much needed.