RTL may refer to:

Media

RTL Group RTL Group (for "Radio Television Luxembourg") is a Luxembourg-based international media conglomerate, with another corporate centre in Cologne, Germany. The company operates 68 television channels and 31 radio stations in Germany, France and ...

, a European TV, radio, and production company **

RTL Télé Lëtzebuerg RTL Télé Lëtzebuerg is the main television channel in Luxembourg, broadcasting in Luxembourgish. It is part of RTL Group. History The small television market in Luxembourg led to a unique system in Europe: Luxembourg was the only country in t ...

, usually referred to simply as RTL **

RTL (German TV channel) RTL (from '), formerly RTL plus and RTL Television, is a German-language free-to-air television channel owned by the RTL Group, headquartered in Cologne. Founded as an offshoot of the German-language radio programme '' ,'' RTL is consider ...

RTL (Hungarian TV channel) RTL (formerly: RTL Klub) is a Hungarian free-to-air television channel owned by RTL Group. The channel began broadcasting three days after its main rival TV2, one of Hungary's first commercial TV channels. History Since its start, RTL Klub ...

, formerly known as RTL Klub **

RTL (French radio) RTL is a French commercial radio network owned by the RTL Group. Founded in 1933 as Radio Luxembourg, it broadcast from outside France until 1981 because only public stations had been allowed until then. It is a general-interest, news, talk and mu ...

RTL Nederland RTL Nederland is a Dutch media network, a subsidiary of the RTL Group. The media company is located in Hilversum, although the licences of its TV stations are issued in Luxembourg. History The history of the network dates back to 1989 when dutch ...

** List of RTL Group's television stations (including part-owned channels) ** List of RTL Group's radio stations *

RTL 102.5 RTL 102.5 is a private Italian radio station. Despite its name, this radio station is not endorsed or affiliated with RTL Group (it is owned by Lorenzo Suraci, and RTL is an acronym of (''Lombardy Radio Broadcasting''), the original name of this ...

, Italian radio station unaffiliated with RTL Group *

RTL9 RTL9 is a French-language Luxembourgish television channel shown in Luxembourg, France, Monaco, Africa and the French-speaking regions of Switzerland. History of the channel Télé-Luxembourg On 1 July 1954, CLR (Compagnie Luxembourgeoise ...

, Luxembourg television channel formerly owned by RTL Group *

RTL (Croatian TV channel) RTL (previously known as RTL Televizija) is a Croatian free-to-air television network founded on 30 April 2004. It was owned by the RTL Group from 2004 to 2022. Since 1 June 2022, it is owned by the CME Group. The logo consisted of three prima ...

, Croatian television channel formerly owned by RTL Group

Electronics

* Prefix for some

Realtek Realtek Semiconductor Corp () is a fabless semiconductor company situated in the Hsinchu Science Park, Hsinchu, Taiwan. Realtek was founded in October 1987 and subsequently listed on the Taiwan Stock Exchange in 1998. Realtek currently manufactu ...

integrated circuits *

Register-transfer level In digital circuit design, register-transfer level (RTL) is a design abstraction which models a synchronous digital circuit in terms of the flow of digital signals (data) between hardware registers, and the logical operations performed on those ...

or register-transfer logic, of a digital logic circuit *

Register transfer language In computer science, register transfer language (RTL) is a kind of intermediate representation (IR) that is very close to assembly language, such as that which is used in a compiler. It is used to describe data flow at the register-transfer level ...

, a type of computer language *

Hewlett-Packard Raster Transfer Language The Hewlett-Packard Raster Transfer Language (HP RTL) is a subset of the Printer Command Language (PCL) language. It is used to embed true raster images (bitmaps) into plotter files. Modern plotters (like HP DesignJets) are raster devices, so they ...

, a subset of PCL *

Resistor–transistor logic Resistor–transistor logic (RTL) (sometimes also transistor–resistor logic (TRL)) is a class of digital circuits built using resistors as the input network and bipolar junction transistors (BJTs) as switching devices. RTL is the earliest class o ...

, a class of digital circuits

Others

RTL Turboliner The Turboliners were a family of gas turbine trainsets built for Amtrak in the 1970s. They were among the first new equipment purchased by Amtrak to update its fleet with faster, more modern trains. The first batch, known as RTG, were built by ...

, a gas turbine trainset * ''

Ride the Lightning ''Ride the Lightning'' is the second studio album by American heavy metal band Metallica, released on July 27, 1984, by the independent record label Megaforce Records. The album was recorded in three weeks with producer Flemming Rasmussen at ...

'', an album by the American heavy metal band Metallica *

Right-to-left In a script (commonly shortened to right to left or abbreviated RTL, RL-TB or R2L), writing starts from the right of the page and continues to the left, proceeding from top to bottom for new lines. Arabic, Hebrew, Persian, Pashto, Urdu, Kashmiri ...

, writing direction of a script *

Re-education through labor Re-education through labor (RTL; ), abbreviated ''laojiao'' () was a system of administrative detention on Mainland China. Active from 1957 to 2013, the system was used to detain persons who were accused of committing minor crimes such as pet ...

in the prison system of China * , Quebec, Canada *

Runtime library In computer programming, a runtime library is a set of low-level routines used by a compiler to invoke some of the behaviors of a runtime environment, by inserting calls to the runtime library into compiled executable binary. The runtime enviro ...

, in computer software * V/Line RTL, Road Transferable Locomotive, a class of road and rail locomotive {{disambiguation