Found old russian speakers, will try to power them up : r/audiophile
Rare acoustic systems of the times of the USSR | by Sameerfidda | Medium
Russia, Sochi 14.03.2020. The Soviet music center with large speakers and other radio equipment are on the shelves. Radio engineering 80s USSR. Soviet Stock Photo - Alamy
Receiver for 300W speakers from the USSR : r/BudgetAudiophile
VINTAGE MAC 1 Type 10 Russian USSR speakers £299.99 - PicClick UK
Vintage Soviet USSR Russian 6" Oval Midrange and 50 similar items
Old speaker (USSR) Free 3D Model - .c4d .obj - Free3D
Vintage Ussr Hi End 4A-44 Lomo Kinap and 50 similar items
Radiotehnika S-90 speakers Made in USSR | Vladimir | Flickr