The AM broadcast of the Bulgarian National Radio – Horizont programme on 576 kHz will operate with reduced power of 40 kW (fixed) at night from 0:15 to 6:00 local time (21:15-3:00 UTC). From 3.00 UTC the transmission will continue with ±200 kW dynamic AMC power mode. Vidin mediumwave transmitter is 400kW Thomson S7HP solid-state MW operated by Vivacom telecommunication company. New schedule is valid from May 1, 2026.
Mikhail Shcherbak, https://radiomap.eu/ (2026-04-30)