Something that needs to be mentioned is that the altec a5, a6 and a7 use the same main cabinets, the 828. the difference between a5 and a7 is the hf horn: the former uses one of the multi cells, the latter the sectoral type horn. by definition, then, the one on the left is an a7 type.. & from what i can tell, particularly from what another forum user (altec best) mentions about the idea of changing the port size & crossover it is actually possible to get close to those 30hz frequencies out of the a7 cabinet.. Altec 614 cabinet black pair. you are looking at a very rare "altec 614" speaker cabinet pair color in black. altec 61x series cabinet is widely known. 618,614,612-type system is one of the most known....
Discover (and save!) your own pins on pinterest. altec 816a horn bass reflex cabinets. altec 816a horn bass reflex cabinets. . visit. discover ideas about speaker plans speaker plans, diy speakers, subwoofer box design, speaker design, car stuff, loudspeaker, how to plan, monitor, klipsch speakers. The a7 speakers are large, with a height of 56 inches, a width of 30 inches, and a depth of 24 inches. the a5 speakers use a comparable bass box but are a little taller because the tweeters are taller.the most common finish is a utility gray with no grill over the front of the woofer box, and with the large 500 hz tweeter horn exposed atop the cabinet.. 1960's enclosure guide: 1968 enclosure guide: 1970's pro enclosure plans: 1974 enclosure manual.
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