Wednesday, January 31, 2007

Watlow Reference

Louis Desloge Sr. founds Watlow Electric Manufacturing Company in St. Louis, Missouri, USA, to manufacture electric heating elements for the shoe industry. 1922

Watlow Sensors, Processing and Heaters

'Watlow designs and manufactures industrial heaters, sensors and controllers - all of the components of a thermal system."

The SERIES F4 1⁄4 DIN industrial ramping temperature controller meets the requirements of the most demanding ramp soak controller processing applications.

SERIES F4 Ramping Controller
This ramping temperature controller features a four line, high-definition LCD interface display for quick and easy profile programming and controller configuration.

SERIES F4 Ramping Controller

Watlow reference data provides information for amperage conversions, thermocouple types, RTD tolerances and more.

Watlow Ltd- Reference - Guides and Tutorials

Watlow is the leader in engineering and manufacturing custom commercial electric heaters. ... offer electric heating elements, industrial heaters...

Here is a Page from an Old Watlow Catalog i have.

From Electronic Catalogs

Wednesday, January 03, 2007

Open Circuit Design


This website is the repository for the suite of open-source EDA (Electronic Design Automation) tools including Magic, IRSIM, Netgen, PCB, and XCircuit. These tools are all provided for free under the GNU Public License (GPL). Open Circuit Design is committed to keeping open-source EDA tools useful and competitive with commercial tools.

Open Circuit Design
  • Magic, the VLSI layout editor, extraction, and DRC tool.
  • XCircuit, the circuit drawing and schematic capture tool.
  • IRSIM, the switch-level digital circuit simulator.
  • Netgen, the circuit netlist comparison (LVS) and netlist conversion tool.
  • PCB, the printed circuit board layout editor.