Below is the milestones of Turkish radio TV broadcasting. The oldest broadcaster in Turkey

Turkey

Turkey , known officially as the Republic of Turkey , is a Eurasian country located in Western Asia and in East Thrace in Southeastern Europe...

 is TRT, the public broadcaster, which now broadcasts
6 nationwide, 6 regional, 1 local and 2 international radio channels as well as
11 TV nationwide and 2 international TV channels.
But after 1990s, many private radio and TV companies began broadcasting, some nationwide and some local.

Date	Event
6.5.1927	First radio broadcast in İstanbul Istanbul Istanbul , historically known as Byzantium and Constantinople , is the largest city of Turkey. Istanbul metropolitan province had 13.26 million people living in it as of December, 2010, which is 18% of Turkey's population and the 3rd largest metropolitan area in Europe after London and...
8.9.1936	Radio broadcasting monopoly transferred to Turkish PTT
22.5.1940	Law (3837) about transferring Radio broadcasting monopoly to General Directorate of Press (Old Turkish:Matbuat Umum Müdürlüğü)
2.1.1964	Turkish Radio Television law (359) establishing General Directorate of Turkish Radio and Television Corporation Turkish Radio and Television Corporation The Turkish Radio and Television Corporation, also known as TRT , is the national public broadcaster of Turkey and was founded in 1964. Around 70% of TRT's funding comes from a tax levied on electricity bills and a sales tax on television and radio receivers...  (TRT)
31.1.1968	First monochrome TV broadcast on VHF band
16.5.1969	First live broadcast from a location out of Ankara where the continuity studio is. ( A program about the anniversary of Atatürk’s arriaval in Samsun Samsun Samsun is a city of about half a million people on the north coast of Turkey. It is the provincial capital of Samsun Province and a major Black Sea port.-Name:... .)
29.2.1972	Law (1568) about the neutrality of TRT.
26.8.1972	First international live broadcast from Munich Olympics
9.9.1974	First 24 hour radio broadcast
22.3.1975	TRT represents Turkey in the Eurovision song contest Eurovision Song Contest The Eurovision Song Contest is an annual competition held among active member countries of the European Broadcasting Union .Each member country submits a song to be performed on live television and then casts votes for the other countries' songs to determine the most popular song in the competition... . (Turkish performer takes the last place. But in later years, Turkish performers receive better results: in 1997 Eurovision Song Contest 1997 The Eurovision Song Contest 1997, was the 42nd Eurovision Song Contest and it was held at the Point Theatre Dublin, Ireland, on 3 May 1997. Boyzone member Ronan Keating and Carrie Crowley were the presenters of the show....  3.place, in 2003 Eurovision Song Contest 2003 The Eurovision Song Contest 2003 was the forty-eighth Eurovision Song Contest, held at the Skonto Hall in Riga, Latvia on 24 May 2003. The hosts were Marie N and Renārs Kaupers. Sertab Erener, the Turkish entrant, won the contest with "Everyway That I Can", scoring 167 points. The winning...  1.place, in 2004 Eurovision Song Contest 2004 The Eurovision Song Contest 2004, was the 49th Contest and it was held in the Abdi İpekçi Arena in Istanbul, Turkey. This was the first occasion in which the contest was held in Turkey after they had won the competition in 2003 with Sertab Erener singing "Everyway That I Can"...  4.place and in 2010 Eurovision Song Contest 2010 The Eurovision Song Contest 2010 was the 55th annual Eurovision Song Contest, broadcast from the Telenor Arena in Bærum, Greater Oslo, Norway. It was the third time Norway had hosted the contest, having previously done so in 1986 and 1996. The 2010 winner was Germany with Lena singing "Satellite",...  2.place.)
14.1.1983	Radio television law (2954) establishing Radio and Television Supreme Council RTÜK RTÜK is the Turkish state agency for monitoring, regulating, and sanctioning radio and television broadcasts. RTÜK was founded in 1994 and is composed of nine members elected by the Grand National Assembly of Turkey...  (RTÜK)
15.3.1984	First color TV (PAL PAL PAL, short for Phase Alternating Line, is an analogue television colour encoding system used in broadcast television systems in many countries. Other common analogue television systems are NTSC and SECAM. This page primarily discusses the PAL colour encoding system...  system)
1.10.1984	First stereophonic broadcast in FM radio transmitters (Zenith GE pilot tone system)
11.7.1986	Protocol with PTT about satellite transmission
15.9.1986	A second channel in TV, first utilization of UHF band
21.1.1989	Law (3517) about transferring radio and TV transmitters to PTT.( By this law hundreds of Radio and TV transmitters and more than 1300 operating personnel were transferred to PTT on 28.2.1989)
20.5.1989	First private TV in Turkey (using satellite broadcasting, DBS) The name of the company: Magic box and the name of the channel: Star
3.5.1993	Amendment of the Turkish constitution (art. 133) to enable private radio TV broadcasting
10.6.1994	Law (4000) to issue Turk Telekom Türk Telekom Türk Telekom is the formerly state owned Turkish telecommunications company. Türk Telekom was being separated from the Post Office in 1995. In November 2005 it was privatized to Oger Telecom....  from PTT. Along with telephone infrastructure, both the transmitters and the satellite infrastructure in Turk Telekom. The transfer on 24.4.1995
11.8.1994	First Turkish satellite. Turksat 1B operated by Türksat Turksat Turksat Satellite Communication and Cable TV Operation AS is the only satellite operator company in Turkey. It was founded as a government company... , an affiliated company of PTT (Turk Telekom). Both TRT and the private companies began using satellite both for DBS and for TVRO/RRO.
6.7.1999	Law (4397) about transferring Radio and TV transmitters back to TRT . (By this law more than 2000 transmitters and more than 1500 operating personnel were transferred to TRT on 31.12.1999.)
21.4.2005	According to law (5335) Türksat is also responsible in Cable TV distribution.