ISO - International Organization for Standardization

ISO - International Organization for Standardization

ISO is a network of the national standards institutes of 157 countries, on the basis of one member per country, with a Central Secretariat in Geneva, Switzerland, that coordinates the system.

ISO 9000 / ISO 14000

American National Standards Institute - ANSI

American National Standards Institute - ANSI

The American National Standards Institute (ANSI) coordinates the development and use of voluntary consensus standards in the United States and represents the needs and views of U.S. stakeholders in standardization forums around the globe.

Founded - October 19, 1918

ANSI Online, ANSI eStandards Store (eSS), NSSN: A National Resource for Global Standards

ANSI Reporter, ANSI Congressional Standards Update, What's New, Standards Action.

NIST - National Institute of Standards and Technology

National Institute of Standards and Technology

• Electronics and electrical engineering
• Manufacturing engineering
• Materials science and engineering
• Technology services

Information

• Assistance to small manufacturers
• Measurement & standards research
• NIST Research Library
• Standard Reference Materials

NIST- Wikipedia

The National Institute of Standards and Technology (NIST), known between 1901-1988 as the National Bureau of Standards (NBS), is a non-regulatory agency of the United States Department of Commerce's Technology Administration. The institute's mission is to promote U.S. innovation and industrial competitiveness by advancing measurement science, standards, and technology in ways that enhance economic security and improve quality of life.

Kids, General public.

Safety and Health Standards - CSA

Safety and Health Standards - CSA

The Canadian Standards Association is a not-for-profit membership-based association serving business, industry, government and consumers in Canada and the global marketplace.

The Canadian Standards Association is a not-for-profit membership-based association serving business, industry, government and consumers in Canada and the global marketplace.

Underwriters Laboratories - Product Compliance

Underwriters Laboratories - Product Compliance

UL is the trusted source across the globe for product compliance. Benefiting a range of customers - from manufacturers and retailers to consumers and regulating bodies - we've tested products for public safety for more than a century.

Underwriters Laboratories Inc. (UL) is an independent, not-for-profit product safety certification organization that has been testing products and writing Standards for Safety for over a century.

NEMA - National Electrical Manufacturers Association

NEMA - National Electrical Manufacturers Association

NEMA, created in the fall of 1926 by the merger of the Electric Power Club and the Associated Manufacturers of Electrical Supplies, provides a forum for the standardization of electrical equipment, enabling consumers to select from a range of safe, effective, and compatible electrical products.

FreePCB - PCB editor

FreePCB - PCB editor

FreePCB is a free, open-source PCB editor for Microsoft Windows, released under the GNU General Public License. It was designed to be easy to learn and easy to use, yet capable of professional-quality work. It does not have a built-in autorouter, but it can use the FreeRoute web-based autorouter at freerouting.net. Some of its features are:

• 1 to 8 copper layers
• Board size up to 60 inches by 60 inches
• Uses English or metric units (i.e. mils or mm) for most functions.
• Footprint libraries courtesy of Ivex Design International Inc.
• Copper fill areas
• Footprint Wizard and Footprint Editor for creating or modifying footprints
• Imports and exports PADS-PCB netlists
• Exports extended Gerber files (RS274X) and Excellon drill files
• Design rule checker
• Autosave

Example - Logic Analyzer: This is an open-source logic analyzer called MiniLA contributed by Bob Grieb of the User Forum. The image on right is the Logic Analyzer PCB.

Some Features:

• Up to 32 channels
• 128 Kb of memory for each channel
• Sampling rate up to 100 MHz (timebase in 1-2-5 sequence)
• Input levels compatible with 3.3V and 5V logic
• Selectable pretrigger/posttrigger buffer size in 8K step