Polskie Radio Program IV

Czwórka

Broadcast area	Poland
Frequency	102.4 FM
Branding	Czwórka (Four)
Programming
Language(s)	Polish
Ownership
Owner	Polskie Radio
Sister stations	Jedynka Dwójka Trójka
Links
Webcast	Live Stream
Website	PR4

Polskie Radio Program IV, known also as PR4 or radiowa Czwórka is a radio channel broadcast by the Polish public broadcaster, Polskie Radio.

The Program was started on 2 January 1976 as Polskie Radio Program IV. On 8 October 1994, the station was renamed to Radio Bis. At the beginning, it was a channel for young people, dedicated to sport and science. On 26 May 2008, the station changed its name into Radio Euro, and focused on musical entertainment and sport. On 2 August 2010, the station returned to its original name – Polskie Radio Program IV.^[1]