Signal (bg|Сигнал) is a Bulgarian rock band, most popular in the 1980s and 1990s.
The band was established in 1978 in Sofia by: Yordan Karadzhov(vocal), Georgi Kokalov – drums, Rumen Spasov – guitar and Hristo Lambrev – piano.
| Year | Title | English translation | Record label | ||
|---|---|---|---|---|---|
| 1979 | ВЕЧЕН КРЪСТОПЪТ | Vechen Krustoput | Eternal Crossroad | BALKANTON | |
| 1980 | ПОПЪТЕН ВЯТЪР | Poputen Vyatur | Fair Wind | BALKANTON | |
| 1981 | КАСКАДЬОРИ | Kaskadyori | Daredevils | BALKANTON | |
| 1983 | СИГНАЛ 4 | Signal 4 | Signal 4 | BALKANTON | |
| 1983 | ДЕЧО ТАРАЛЕЖКОВ И СИГНАЛ | Decho Taralezhkov i Signal | Decho Taralezhkov and Signal | BALKANTON | |
| 1986 | ВУНДЕРКИНД | Vunderkind | Prodigy | BALKANTON | |
| 1987 | Вкусете Живота | Vkusete Zhivota | Taste the Life | UBP International | |
| 1992 | ШОУТО ТРЯБВА ДА ПРОДЪЛЖИ | Shouto Tryabva Da Produlzhi | Show Must Go On | Riva Sound | |
| 1994 | Сигнал, Най-доброто | Signal, Nay-Dobroto | Signal, The best | UBP International | |
| 1995 | МЕЖДУ АД И РАЙ | Mezhdu Ad i Ray | Between Hell And Heaven | ARA Audio-Video | |
| 1998 | Цветя | Tsvetya | Flowers | UBP International | |
| 1999 | Сигналистика | Signalistika | Signalistics | UBP International | |
| 2003 | На живо | Na Zhivo | Live | StefKos Music | |
| 2005 | Черно-белият | Cherno-Beliyat | The Black-White album | Varna Sound | |
| 2008 | Сигнал – Златна колекция | Signal-Zlatna kolektsiya | Signal-Golden Collection | StefKos Music |