doyle3433 ... we ... repaired the ribbons in the mids and tweeters when he blew them out. (he claimed they flamed out ...
There are no ribbons in an IRS system and if the planar drivers do fail they don’t "flame out." It’s actually a pretty easy system to maintain - the trickiest part is the dedicated crossover/servo controller. There is a whole network of audiophiles that keep classic Infinity systems alive. Once you’ve heard something like the big IRS or the IRS Beta system, it’s easy to be hooked.