| A linear motor is simply one which produces motion in a straight line rather than in a circle. We give an overview of the technology and its...
More about Magnetic (154)
| Mobile telecom operators are rolling out the systems they hope will recover the billions invested in 3G licences for the new UMTS services....
| UK mobile telephony providers are busy rolling out their nationwide 3G network for UMTS. According to a cautious estimate, it will eventuall...
| The debate concerning the possible harmful effects of electrical and magnetic alternating fields in our environment goes on. The only thing...
| How do you know accurately if a magnet is stronger or weaker than one you’ve dubbed your reference device? This simple to build instrument h...
| At the end of his scientific research carried out in 1887/1888 Heinrich Hertz was able to prove the existence of electromagnetic waves and d...
| This month we look at an everyday item: the humble coin, be it a 2-pound, or a 1- or 2-euro piece. Money, including coins, seems to have a s...
| In the three-part article for the ClariTy 2 x 300-W final amplifier, the various input and output filters were not described. In this articl...
| Surveys show that people are feeling increasingly less safe. Consequently, protecting property and buildings receives more and more attentio...
| This circuit uses a step-up switch-mode regulator, which is usually used to produce a positive supply, to generate a regulated negative outp...