Please submit only pages that deal with the National Electrical Code. Specifically, do not submit web sites that deal with specific items for which NEC complicance is claimed.
The National Electrical Code (NEC), NFPA 70, is an US standard for electrical design and construction. It differs from the National Electrical Safety Code -- which utilities use. The NEC is an extensive document that undergoes a continual revision process with a new release every three years. The 2002 Code is one of those releases.
TD-SCDMA is the Chinese contribution to the ITU's IMT-2000 specification for third generation (3G) wireless mobile services.
There are two separate product and service code standards whose maintainers both claim the designation UNSPSC:
Visitors to the sites of the maintainers of the two standards should be aware that some claims on the sites are contradicted by claims of the other site in this conflict.