ret_2005_01.djvu Journals Remont_elektronnoj_texniki 2005 - Service manuals, schematics, documentation, applications, datasheets, electronics

The Fraunhofer Institute for 5b4 Integrated Circuits (Erlangen, Germany) has developed a navigation system that uses a completely new approach: Instead of satellite signals, it uses the radiation of wireless LANs installed in the environment. Within densely populated cities, the system is even more exact than GPS or similar techniques, the institute claims. Details... more...

Researchers at the Ecole Polytechnique Fdrale de Lausanne have crafted a nanoscale diffraction grating that could be retrofitted into existing X-ray machines, enabling health-care providers to also take dark-field X-rays. Details... more...

U.S. stocks slid on recession worries and a weak profit outlook from iPod maker Apple Inc. as the Nasdaq composite index crossed a bear market threshold. Details... more...