The channel launched as ET3 (Greek: Ελληνική Τηλεόραση 3, Ellinikí Tileórasi 3) on 14 December 1988, following the merger of public TV and radio services into ERT, as a single entity.
It was used in On-screen logo bug.
On June 7, 2008, all three television channels of the ERT were rebranded. The rebrand was handled by Red Bee Media.
ERT3 returns to the air on June 29th, 2015.
ERT1 (HD) | ERT2 (HD) | ERT3 (HD) | ERT World