[2] The channel was owned by the Korean RCA Distribution Company (KORCAD) and initially took on its name, as well as the calls HLKZ.TV.

[3] An audience of hundreds of viewers watched the inaugural broadcast on 32 television sets installed in street corners, 25 in newspaper buildings and on school playgrounds throughout Seoul.

[6] The government took over the station and KBS TV started in its place on December 31, 1961, initially scheduled for 1962.

[13] Commercial breaks were removed on weekdays in 1990, but the ad revenue for the channel, especially for sports broadcasts, increased.

At the start of cable television networks in South Korea in the early 90s, KBS1 was included in the must-carry package, which initially excluded the commercial channels MBC and SBS.