Scotty's Workshop - Audiospere Research Monitor 18L in the shop for repair. These were built in Toronto back in the 80s. 18 inch woofer, two 4 inch midrange and four dome tweeters.
![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
![Speaker audio sphere research monitor 18L test peak at real 350 WATTS RMS vintage audio crazy Eugène - YouTube Speaker audio sphere research monitor 18L test peak at real 350 WATTS RMS vintage audio crazy Eugène - YouTube](https://i.ytimg.com/vi/_twYe1fX-74/maxresdefault.jpg)
Speaker audio sphere research monitor 18L test peak at real 350 WATTS RMS vintage audio crazy Eugène - YouTube
![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)