Audiosphere Research Speakers with 15 inch woofers - Speakers & Subwoofers - Thunder Bay, Ontario | Facebook Marketplace | Facebook
![Absolutely enormous boys. Anyone know about AudioSphere Research? I got these for free so I won't feel bad if I'm told they are not high end 😅 : r/vintageaudio Absolutely enormous boys. Anyone know about AudioSphere Research? I got these for free so I won't feel bad if I'm told they are not high end 😅 : r/vintageaudio](https://i.redd.it/61tlgkbq4b3b1.jpg)
Absolutely enormous boys. Anyone know about AudioSphere Research? I got these for free so I won't feel bad if I'm told they are not high end 😅 : r/vintageaudio
![Pair of vintage 1970's Audiosphere Research Monitor 18 SOLD TO FRANCOIS Photo #459981 - Canuck Audio Mart Pair of vintage 1970's Audiosphere Research Monitor 18 SOLD TO FRANCOIS Photo #459981 - Canuck Audio Mart](https://img.canuckaudiomart.com/uploads/large/459981-pair_of_vintage_1970s_audiosphere_research_monitor_18_canadian_made_speakers.jpg)