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Nickname:?eeInvestigations???? Articles(87)???? Visits(116322)???? Comments(4)???? Votes(52)???? RSS
Engineering Investigations creates blog space for engineers to describe how they cracked a baffling technical problem and talk about ingenious solutions they developed to solve it. It celebrates your achievements and inspires others to follow suit.
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Posted: 06:33:57 PM, 20/08/2014
Do you still remember the Heathkit "Stackables"? These were presented with a blue plastic box and a white front panel in build-it-yourself kit form. ? As I recall, the Ix-528x series included a multimeter, RF signal generator, audio signal generator, signal tracer, RLC bridge, and......

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Posted: 06:26:43 PM, 20/08/2014
In the industrial realm, electronic control is about inputs and outputs. What goes on between the two is a "black box." These inputs and outputs are never at the supply voltage of the black box electronics -- unless, of course, the system is realized exclusively in relays -- and so the s......

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Posted: 04:21:58 PM, 14/08/2014
One of the many astonishing aspects of today's fiber-optic connectors is the mechanical precision that allows low-loss mated pairs, especially considering that single-mode fiber has an optical core of about 9 microns in diameter. Two of these cores, from opposing fibers, must be aligned with a......

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Posted: 06:15:17 PM, 06/08/2014
An analogue engineer teams up with a digital engineer, they use their respective skills, and pull a few bunnies out of a hat to troubleshoot a system with which they are completely unfamiliar. Our sales department had just accepted a new challenge on behalf of Engineering. They promised a customer......

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