Impedance matching and filtering of high-speed Ethernet data is commonly performed using hand-wound toroidal coil transformers and chokes. These devices are relatively bulky compared with other modern ...

If there’s something more tedious than winding coils, we’re not sure what it is — possibly rolling and wrapping coins; that’s really a bother. But luckily, just like there are mechanical ways to count ...

A delivery ceremony has been held for the toroidal field magnet coil box - measuring 21 metres by 12 metres - at the Comprehensive Research Facility for Fusion Technology in Hefei, China. (Image: ...