On 17 November 1937 the (Telefunken) transmitter at Wakarel starts with test transmissions. On 8 December the installation is officially inaugurated.

On 7 April 2010 Bulgarian National Radio ceases transmitting on a large number of frequencies, keeping only one  longwave frequency and only a handful of medium wave frequencies

    Panorama view of Wakarel transmitter site (from a Radio Bulgaria QSL)   31 kB (jpg)