Anyone familiar with these? Late 60's vintage JBL C50 Olympus S7r. 15" woofer with massive 20 lb. magnet; 15" passive radiator; and high frequency horn. Had the woofers rebuilt two years ago
Fone de Ouvido JBL C50 - Ciclone Magazine - Tudo para você
JBL C50 Olympus S8R Vintage Floorstanding Speakers; Pair - The Music Room
JBL JBL Control 50 Pack Loudspeaker System C50PACK-WH B&H Photo