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On Sep 2, 2:36 am, jakdedert wrote:
Peter H wrote: On Sep 1, 10:05 am, Peter Larsen wrote: Peter H wrote: The foam has rotted or been hit. A generic third party front suspension repait-kit may be all you need, it is not all that costly to get done, two hours for both probably, and they are may be worth that much. Feed the critters some signal and listen for audio from all units and for how midrange and treble sounds. Finding new "probably right" bass units is another option, the Peerless model range would then be my first place to look and Monacors model range the next. Are the treble units conventional dome tweeters? Kind regards Peter Larsen I'm rethinking the whole project now Peter. These were going to be paired up with my Advents and I suspect, even if properly repaired, they will not keep up. I had my Advents refurbished about 15 years ago and they've been going strong ever since. I like the quality of them and don't want to do anything to denigrade the system. Would I risk anything in my receiver by hooking them up and trying them? What if there's a dead short in them somewhere? The tweeters seem to me to be conventional. One of the mid-range speakers has a small tear as well. Thanks again. Peter H You should NOT use them until you get the woofers fixed, assuming you are going to. The surrounds help to keep the voice coil centered in the magnetic gap. Feeding them more than a *very* small amount of power could cause the coil to rub and short. The other danger is over-excursion which could cause the coil to leave the gap completely and be damaged when it tries to reenter. Yet another possibility is damage to the delicate wire which feeds the voice coil. I got a nice pair of vintage EPi's--cheap--which seemed great candidates for a woofer refurb. I bought the kits, did a neat job of replacing the surround....and one woofer crapped out just days later. I suspect that the connection to the VC is damaged, as I can get it to work if I manipulate it a bit. I was so disapointed I've not checked into repairing that problem. You might want to follow the advice about replacing the woof's altogether. Unless you know they've not been played with the surrounds compromised, you have to pretty much figure they're toast. As a side note, I've never heard of that particular Pioneer model.... jak- Hide quoted text - - Show quoted text - Thanks for that informative reply Jak. Great to hear you mention EPI's. I had 4 of them set up in a quad system at one time. They were something else !! The girlfriend ended up with 'em. I'll take your advice and refrain from trying the speakers at this point. I've never tried re-foaming a speaker but may just give it a try. Sure wish I knew if these speakers were worth the effort though. From what I remember of Pioneer speakers, they were not particularly good, but these were made in '85 and I wasn't paying too much attention to audio stuff at that time. Peter H |
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