Absolute First Album (re-released as Breaking Heart) is the debut studio album by South Korean girl group T-ara.
Differential TTL is a type of binary electrical signaling based on the TTL (transistor-transistor logic) concept.
Taiwan Tobacco and Liquor Corporation (TTL) is a state-owned manufacturer and distributor of cigarettes and alcohol in Taiwan.
In photography, through-the-lens (TTL) metering refers to a feature of cameras whereby the intensity of light reflected from the scene is measured through the lens; as opposed to using a separate metering window or external hand-held light meter.
Time to live (TTL) or hop limit is a mechanism that limits the lifespan or lifetime of data in a computer or network.
Transistor–transistor logic (TTL) is a logic family built from bipolar junction transistors.
Terse RDF Triple Language (Turtle) is a syntax and file format for expressing data in the Resource Description Framework (RDF) data model.
Zenit (Зени́т) is a Russian (and formerly Soviet) camera brand manufactured by KMZ in the town of Krasnogorsk near Moscow since 1952 and by BelOMO in Belarus since the 1970s.