LT, lt, and variants may refer to:
In telecommunication, Long-Term Evolution (LTE) is a standard for high-speed wireless communication for mobile phones and data terminals, based on the GSM/EDGE and UMTS/HSPA technologies.
The LTV A-7 Corsair II was an American carrier-capable subsonic light attack aircraft designed by Ling-Temco-Vought to replace the Douglas A-4 Skyhawk.
LTE Advanced is a mobile communication standard and a major enhancement of the Long Term Evolution (LTE) standard.
The Portuguese Air Force (PoAF) operated 50 LTV A-7 Corsair II aircraft in the anti-ship, air interdiction and air defense roles between 1981 and 1999. The Portuguese government acquired the Corsair II to replace the PoAF's North American F-86 Sabre fighters, with two orders being placed for a total of 50 A-7P and TA-7P.
LTE in unlicensed spectrum (LTE-U) is a proposal, originally developed by Qualcomm, for the use of the 4G LTE radio communications technology in unlicensed spectrum, such as the 5 GHz band used by dual-band Wi-Fi equipment.
LTU, legally incorporated as LTU Lufttransport-Unternehmen GmbH, was a German leisure airline headquartered in Düsseldorf.
The Ling-Temco-Vought (LTV) XC-142 was a tri-service tiltwing experimental aircraft designed to investigate the operational suitability of vertical/short takeoff and landing (V/STOL) transports.
LTI – Lingua Tertii Imperii: Notizbuch eines Philologen (1947) is a book by Victor Klemperer, Professor of Literature at the Dresden University of Technology.