BBC Four was launched on 2 March 2002, as a replacement for BBC Knowledge. It broadcasts from 7pm daily, sharing its multiplex on Freeview with CBeebies, which closes shortly before. A broadcasting trend-setter, BBC4’s idents reacted live to the announcer using computer graphics.
BBC4 on BBC2 Ident
Station Promo / Downtime Caption
The World Promo / Freeview Promo