J.A.Manju Perera - Radiotehnika S-90 D & S-100D High~ End Made In U.S.S.R Speakers ......These Speakers Are One Of The " BEST Speaker That I Ever Used Among The Western Speakers Brands
Radiotehnika S-90 speakers Made in USSR | Vladimir | Flickr
Rare acoustic systems of the times of the USSR | by Sameerfidda | Medium