Electrical Gems #162 | Page 29

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THE FAULT ISSUE

TOOL IN FOCUS THE MULTIMETER bipack . By a process of exposure and dying , a ‘ colour ’ effect was produced .

MULTI ... LINGUAL There ’ s being handy with your languages and there ’ s just plain old showing off – and this guy ’ s a show off ! Ziad Fazah , who was born in Liberia and now lives in Brazil , can speak ( and read and understand ) an incredible 59 languages , making him the most multilingual person alive today . We ’ re sure they all come in very handy on a daily basis …
MULTI … VITAMIN Multivitamin pills may be a staple for many of us today , but 100 years ago people had to rely on a good old balanced diet . That was until Carl Rehnbord returned to the US after spending a few years in China , where he noticed the impact vitamins , minerals and nutrients could have . And so it began …

WFOR CENTURIES IT ’ S BEEN A VITAL PART OF A SPARKY ’ S SWAG .

hen it comes to detecting faults , the company , which also bought multimeter ’ s a crucial piece of kit . Richard Branson ’ s Virgin And it ’ s tried and tested too – in fact , Records in the early ’ 90s . its origins stretch back an incredible 200 So , old Donald was in pretty years in the form of the galvanometer . good company . Now , this wasn ’ t a piece of equipment you could handily carry in your pocket – the galvanometer was a big but delicate device
that rendered it pretty useless in the field . Which is just as well , as there wasn ’ t a great deal of call for it outside of a lab anyway .
The technology progressed ; fast forward 100 years and multimeters as we know them were gaining in popularity as ownership of radio receivers and vacuum tube electronics increased .
The first true multimeter , known as the Avometer , was invented by an English chap – a Post Office engineer by the name of Donald Macadie – who got the hump with carting about various pieces of equipment to maintain the telecommunication circuits , so created something he could use easily .
The Automatic Coil Winder Electrical Equipment Company was MULTI ... COLOUR founded in 1923 specifically to put the Avometer into mainstream A forerunner to Cinecolor in the production , and while Donald continued his job at the Post Office , movie industry , multicolour his son Hugh joined the business and became Technical Director . technology was first used in 1929 The Automatic Coil Winder Electrical Equipment Company , after a and was achieved by recording on series of buy-outs and mergers , eventually became part of Thorn two black and white 35mm EMI , a well-known UK consumer electronics , security and music negatives that were threaded
MULTI … STOREY You can ’ t beat a good multistorey car park , can you ? As long as the clearance height is decent , anyway . And we ’ ve got a few good multi-stories here in Oz . But to completely misquote Crocodile Dundee , ‘ That ’ s not a multi-storey , this is a multistorey !’ The West Edmonton Mall in Canada has space for an incredible 20,000 vehicles , and holds the Guinness World Record for the planet ’ s largest parking lot . n
APR – MAY 2021 GEMCELL . COM . AU 29