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Audiosphere Research Monitor 18L Speakers For Sale ...
https://www.canuckaudiomart.com/details/649784227-audiosphere-research-monitor-18l-speakers/#:~:text=Similar%20items%20you%20might%20be%20interested%20in%20,%20%20%20%2016%20more%20rows%20
Audiosphere research Monitor 18L | Audiokarma Home …
https://audiokarma.org/forums/index.php?threads/audiosphere-research-monitor-18l.52003/
Location: Ontario, Canada. The Audiosphere 18L was built somewhere between 1982 and 1990 give or take. Built in Toronto region using 18" accordian edge woofers with a 60 oz magnet and two inch v.c. The woofers are enclosed in an air suspension enclosure and if I remember correctly, they had circuit breakers.
Steve's - Audiosphere Monitor 18-L dynamic speaker
http://www.audiocircuit.com/Home-Audio/Audiosphere/Monitor-18-L
The Audiosphere Monitor 18-L is a dynamic speaker. Bob (October 28, 2009): The Audiosphere 18L was built somewhere between 1982 and 1990 give or take. Built in Toronto region using 18" accordian edge woofers with a 60 oz magnet and two inch v.c. The woofers are enclosed in an air suspension enclosure and if I remember correctly, they had circuit breakers.
Audiosphere Audio Research Monitor 18L Speakers For Sale ...
https://www.canuckaudiomart.com/details/153623-audiosphere_audio_research_monitor_18l_speakers/
Audiosphere Research Monitor 18L Speakers For Sale ...
https://www.canuckaudiomart.com/details/649784227-audiosphere-research-monitor-18l-speakers/
In excellent condition for their age, a pair of Audiosphere Research Monitor 18L speakers. 18" woofers, two 5" mids and four 3 1/2" bullet tweeters. All drivers work and they are ready for audition. Grilles and cabinets are in very good condition.
Speaker audio sphere research monitor 18L test peak at ...
https://www.youtube.com/watch?v=_twYe1fX-74
Audiosphere Research 18L Monitors - Aussie Audio Mart
https://www.aussieaudiomart.com/details/50142-audiosphere_research_18l_monitors_monster_size_and_sound/images/37981/
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anyone used or heard of Audiosphere Research? Massive ...
https://www.avsforum.com/threads/anyone-used-or-heard-of-audiosphere-research-massive-speakers-with-18-woofers.816911/page-2
The output of the 18L's is 98db 1watt at 1 meter and the sound dymanics are 102 db. The sound dynamics have had thier 15" woofers blown out several times each and were replaced under warranty for 5years, never had any issues with the audiosphere's to this day.
Audiosphere research 15inch speakers | Audioholics Home ...
https://forums.audioholics.com/forums/threads/audiosphere-research-15inch-speakers.52664/
The AR-18L sported an 18" woofer twin 5 inch midrange and 2 piezo tweeters. Nominal power handling of 500 w/ch across 25 - 22 khz at 8 ohms. Sensitivity was 95db. Best heard from 8 feet and several tequilas. Lordoftherings Banned Jul 21, 2009 #7 This thread is quite short, perhaps a good thing.
anyone used or heard of Audiosphere Research? Massive ...
https://www.avsforum.com/threads/anyone-used-or-heard-of-audiosphere-research-massive-speakers-with-18-woofers.816911/
Audiosphere Research speaker It might provide you some information. Most of it of marginal use perhaps. From the little I read as a result of this search, I determined they were mid priced speakers 20+ years ago. You could order one of the mail order speakers that pays shipping each way and
Audiosphere Research Monitor 18L Photo - Aussie Audio Mart
https://www.aussieaudiomart.com/details/649028223-audiosphere_research_monitor_18l/images/503917/
Audiosphere Research Monitor 18L Photo. Please Note: This is the original submitted image to Aussie Audio Mart. If the size is really small, it is because …
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