# KBS Cool FM

KBS Cool FM (Korean: KBS 쿨FM), also known as KBS 2FM KBS 제2FM방송) is a 24-hour Hot AC music and entertainment radio station of the Korean Broadcasting System. It plays mostly older K-pop Music from the 90s compared to KBS Happy FM which plays the latest K-pop tracks. Notable shows include Gayo Plaza, Volume Up and Kiss the Radio.

## History
### TBC Radio Era

* 26 June 1965: Tongyang Broadcasting Corporation (동양 방송 공사) (Former body of JTBC.) was launched.
* 27 June 1965: Radio Seoul Broadcasting (라디오 서울 방송) HLCD 639 kHz Started broadcasting.
* 1966: Renamed as TBC Radio. 89.1 MHz FM Repeater (Standard FM) launched. Callsign changed to HLKC/HLKC-SFM
* 1970: TBC Radio Started South Korea's First Stereo FM Broadcast.
* 1 December 1980: TBC Radio forced to be merged into KBS Radio by the special law of Chun Doo-hwan as president of military authorities.

### KBS 2FM Era

* 25 December 1980: Relaunched as KBS 2FM (KBS 제2FM) with a Trot and Popular Music format. Callsign changed to HLKC-FM and 639 kHz AM Repeater stopped broadcasting with the frequency used to form KBS Radio 3. Airing of advertisements where abolished and started airing selected shows nationwide through Cross-Broadcast with the KBS Local FM Network (composed of former provincial TBC Radio stations.) along with KBS 1FM.
* 24 December 1988: KBS 2FM Started Partial 24-hour Broadcast (Monday~Friday 24-hours and Saturday~Sunday 18-hours).
* 30 May 1990: Transmission power increased (TPO:1 kW ERP:173.5 kW → TPO:10 kW ERP:350 kW)
* 1 October 1994: 24-hour Broadcast started.

### Cool FM Era

* 1 January 2002: Commercial advertisements resume broadcast on 2FM and nationwide cross-broadcast with the Local FM network where abolished.
* 10 October 2003: Relaunched as KBS Cool FM (KBS 쿨FM)
* 3 March 2005: KBS Cool FM Opened its studio to the public along with KBS Radio 2.
* 2006: Started visual radio (BORA) broadcasts on the internet.
* 2 March 2010: KBS Moved Cool FM's radio transmitter from Mount Namsan to Mount Gwanaksan.
* 2016: KBS 2FM Resumed national broadcasting of select programs through Cross-Broadcast with Local Radio 2 Stations with Park Myeong-su's Radio Show being the first show to be heard nationally.

## Accessibility
### FM Radio

Cool FM is available terrestrially in select cities including Seoul, Incheon, Chuncheon, Wonju, Hongcheon, Hoengseong, Cheorwon, Cheonan, Asan, Yesan, Hongseong, Dangjin, Seosan, Taean, Jincheon, Eumseong and Chungju.
| Transmitter | Callsign | Frequency | Power | Transmitter location |
| Mt. Gwanaksan | HLKC-FM | FM 89.1 MHz | 10 kW | Bisan-dong, Dongan-gu, Anyang-si, Gyeonggi-do (Mt. Gwanak) |
| Seongnam | - | FM 97.7 MHz | 200W | Eunhaeng-dong, Jungwon-gu, Seongnam-si, Gyeonggi-do |
| Baengnyeongdo | - | FM 90.9 MHz | 100W | Bukpo-ri, Baengnyeong-myeon, Ongjin-gun, Incheon metropolitan city |
Outside of the main station's coverage area, Cool FM can be heard through local Happy FM stations at these times: 5:00~9:00AM KST, 11:00AM~2:00PM KST, and 6:00~8:00PM KST.

### DMB Radio(U-KBS Music)

In other areas not reachable terrestrially, Cool FM's programs can be heard via U-KBS' DMB channels.
* Seoul : CH 12B
* Chuncheon : CH 13B
* Daejeon/Cheongju : CH 11B
* Gwangju/Jeonju: CH 12B/CH 8B/CH 7B
* Daegu : CH 7B/CH 9B
* Busan/Ulsan : CH 12B/CH 9B
* Jeju : CH 13B/CH 8B

## Trivia

* Despite being South Korea's No.10 Radio Station 2FM Program Volume Up became the highest-rated radio program in its timeslot across both AM and FM bandwidths in Seoul.

## Slogans

* 대한민국 뉴스, 드라마, 대중음악 라디오 방송국 89.1 메가 사이클 TBC 동양방송 (South Korea's News, Drama, Popular Music Station 89.1 Megahertz TBC Tongyang Broadcasting TBC Era Slogan until 1980)
* 젊은 채널, 감성 채널 2FM (The Youth channel, The Emotional channel 2FM 2003~2014)
* 대중음악 89.1 (Popular Music 89.1 1980~1999 2010~2014)
* Today's Best Music 2FM (2014~Present)