loop carrier system
81Demarcation point — Dmark redirects here. For the German currency, see Deutsche Mark. Old and new style demarcation points in a Canadian home built in 1945. A splitter for a DSL modem has been plugged into the modern demarc (on the right). One line passes through a… …
82Transmission Voie-Machine — (TVM), or track to train transmission , is a form of in cab signalling used on lignes à grande vitesse (high speed railway lines based on the French TGV system) that differs considerably from signalling on conventional railway lines. Because TGV… …
83Na-K-Cl cotransporter — solute carrier family 12 (sodium/potassium/chloride transporters), member 1 Identifiers Symbol SLC12A2 Entrez 6557 HUGO …
84Apple Inc. — This article is about the technology company. For other companies named Apple , see Apple (disambiguation). Apple Inc …
85Local number portability — This article is about telephone number portability on landlines. For telephone number portability on mobile phones, see Mobile number portability. Local number portability (LNP) for fixed lines, and full mobile number portability (FMNP) for… …
86Dallas — This article is about the city in the U.S. state of Texas. For other uses, see Dallas (disambiguation). Dallas, Texas   City   Dallas …
87Digital subscriber line — DSL redirects here. For other uses, see DSL (disambiguation). DSL technologies Standard ADSL ANSI T1.413 Issue 2 ITU G.992.1 (G.DMT) ITU G.992.2 (G.Lite) ADSL2 ITU G.992.3 ITU G.992.4 ITU G.992.3 Annex J ITU G.992.3 Annex L ADSL2+ …
88Antithrombin — Serpin peptidase inhibitor, clade C (antithrombin), member 1 Antithrombin monomer drawn from PDB 2ANT …
89Cab signalling — is a railroad safety system that communicates track status information to the train cab (driving position), where the engineer or driver can see the information. The simplest systems display the trackside signal aspect (typically, green, yellow… …
90Gun laws in the United States (by state) — U.S. Firearms Legal Topics Assault weapons ban ATF Bureau Brady Handgun Violence Prevention Act Concealed carry in the U.S. Domestic Violence Offender Gun Ban …
