The Błyskawica radiostation ("Lightning" radiostation) - an insurgent radio transmitter broadcasting from Warsaw during the Warsaw Uprising of 1944, since 8 August 1944 until the end of the struggle. The transmitter was constructed by Antoni Zębik pseudonym "Biegły". Its signal was the melody of Warszawianka.
Initially, the radio station was placed in the building of PKO (Pocztowa Kasa Oszczędności, Engl.: Postal Savings Bank) in Jasna 9 street. On 25 August it was moved to the "Adria" cafe in Moniuszki 10 street. On 4 September it was relocated to the building of the former USSR embassy in Poznańska 15 street and then to the Public Library in Koszykowa 26 street.
The chief of the team was Stanisław Zadrożny pseudonym "Pawlicz". His deputy was Zofia Rutkowska pseudonym "Ewa", who assumed the care of the performance of the program. Jan Nowak-Jeziorański together with an RAF airman John Ward conducted English-language broadcasts. Zbigniew Świętochowski pseudonym "Krzysztof", Stefan Sojecki, Zbigniew Jasiński and Mieczysław Ubysz worked as speakers. News and reportages were carried by Jacek Wołowski.
The first words broadcast by this radiostation, spoken by Zbigniew Świętochowski, were as following:
The radio broadcast also on the medium wave a subversive program addressed to Wehrmacht soldiers, as part of the "N" Action.
On 4 October when the uprising was drawing near the end, it broadcasted the last, 10-minute long, message. After this transmissionmission, the radiostation was destroyed by the then chief of the team Jan Georgica pseudonym "Grzegorzewicz".
A replica of "Błyskawica" radiostation is in the Museum of the Warsaw Uprising. In "Jednodniówka" - a paper published on 1 August 2004 by this Museum, it was written that:
During the Warsaw Uprising it also used another transmitter, called "Burza" ("Tempest") constructed by Włodzimierz Markowski. It broadcast from 3 August in the building of the Main Post Office on Plac Napoleona (now Plac Powstańców Warszawy).