HEATKEYS

Information, tools, and books for programmers and system designers involved with USB, the PC

Bomara Associates provides single-phase and three-phase uninterruptible power systems, medical grade UPS, DC-power systems and rectifiers, remote reboot power switches, KVM switches, KVM over IP, hardened and ruggedized ethernet switches, X-windows s...

Applied Systems Engineering, Inc. the technology leader in RTU/IED protocol test sets (ASE2000) and protcol translators (SPT4-NET) for the SCADA industry. Bell 202 Modems

GlobalSpec is a search engine and information resource for the engineering, industrial and technical communities. We help you quickly find industrial parts, specifications and services.

Instructables is the Biggest How To and DIY community where people make and share inspiring, entertaining, and useful projects, recipes, and hacks.

RS232 RS422 RS485 interface converters, fiber optics, modems and more from Telebyte.

Convert and view print files - create PDF, TIFF and XML.

LeCroy is a leading provider of oscilloscopes, protocol analyzers and related test and measurement solutions that enable companies across a wide range of industries to design and test electronic devices of all types.

Free Online Library: One of the largest online libraries in the world -- Millions of news, trade publications, newspapers, magazine, journal and reference documents on business, communications, entertainment, health, law, government, politics, scienc...

Cabling solutions for fiber and copper communications systems and wireless LANs. Cable installation issues cover copper, fiber-optic, coaxial cable.

Beyond Logic includes detailed information on Universal Serial Bus, Serial Ports (RS232), Parallel Ports (SPP/ECP/EPP/IEEE1284), Device Drivers and more. Most texts also come in PDF for easy Download & Printing

Frontline Test Equipment, Inc. - The Leader in Portable, Affordable, PC-Based Datacom Test Equipment and Custom Decodes