acoustic system amphiton 35as-018. music speakers in garden outdoors, listening to music

old amphitone 35as018 highquality audiophilia vintage outdoors music garden repair soviet acoustics s90 speakers radiotehnica musical powerful 35 watts 90 nominal veneer brown acoustic twitter midfrequency lowfrequency bass grids speaker ussr radio 1985 stereo reel style brick wall 35as electronic dynamic membrane detail riga equipments box antique reflex russian rectangular home technology