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EMRR

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Posts posted by EMRR

  1. Finished them up, came out better than I expected. Went 'rustic' and kept the deep dings and character. They look more orange in the pics than in person. Crites A/4500's, Crites stamped woofs and CT-125 tweets, K-55-V's (later changed to A-55G's) on K-400's. I moved the horns to the front face for better off axis response. I have a little touch-up on the black in the bins, then I'm moving on to the new amp rack options.

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  2. The rear covers were gone, so no clues there other than the screw holes in the cabinet. I didn't get to see the K43's, they were pulled already, but I was told that's what was there. There was gasket material around the entire outside of the base, and also around the woofer port. Both were reworked, one speaker gasket was a black gummy substance, the other was door/window stick-on gasket. No evidence of any recessed woofer hatch in a former life. They'd already been repainted once, as evidenced by the logo under a layer of paint, and I couldn't really tell what the original paint layer was like. In a few spots it looked like it may have been pebble, but that's a guess.

  3. You bring up some good points. Here's the story.

    I got these cabinets from an audio dealer who, by mutual agreement, kept the original drivers. He valued the drivers, and not the cabinets due to condition. They had K43's and spring terminal K55V's in them, but they have the home style full surface base rather than the hatch. The base has a few remaining round metal feet, and has 45 degree cuts at the corners to clear the metal corner protector balls. The rears have screw holes where cover plates would have been installed. The aluminum is fairly thin and doesn't seem like it would increase structural rigidity at all. Each piece was glued down with a black caulk and three countersunk screws, and is fairly rough cut under the corner protectors. The corner protectors are metal ball end types like found on older road cases.

    So are they LSI line, or not? Does anyone know if the LSI version always existed, and with the bottom hatch always? When K43's were first used? Maybe these are ancient retrofits that already had the woofers replaced once with K43's.

  4. Hi folks, thought I'd document my work here, and ask some questions and advice along the way.

    I've a pair of La Scala cabinets and squawker horns that I'm tearing down, and rebuilding. I have Crites woofs, tweets, A/4500 crossovers, and four of the solder tab K-55-V squawkers to chose from for the reload.

    I've pulled the corner protectors and edge aluminum, and it seems like the sheer number of dings and rough edges/corners dictates a repaint and maybe new aluminum. The corner protectors are beat enough I'm probably better off replacing them. Anyone have a currently available stock corner protector they've used and liked?

    The bottom panel is pretty much shot too. The veneer is eroded down pretty heavily from being dragged around to events, so I'll cut new bottoms. Is there a bottom seal that is officially preferred? One looks like thin window/door insulation, the other looks more like a caulk type sealant.

    I have sanded the back of one cabinet so far, and noticed at the back edge of the top panel a stamped four digit number. Is that a serial #, or some other internal Klipsch marking? 'USA' is also stamped or branded into the edge of one side panel. The LSI back cover panel is gone on these, so I have no serial number reference from the connector plate.

    The natural wood looks really great, but the dings are pretty bad. If I went natural I'd have to live with 'rustic' finish; dings and old paint pressed into the wood. Without edge protectors I'd probably have to sand rounded edges and corners, which sounds like real trouble. Probably best to avoid that route, unless strong evidence here suggests otherwise.

    Initial pics:

    post-57438-13819800090386_thumb.jpg

  5. Hi folks,

    I'm in the learning curve on La Scala's these days, having acquired a mismatched pair of LSI types recently.

    One that appears 1981-82ish with a Type AA crossover has what appears to be a solder lug K-55-V driver, but the sticker on it is K-43-E, stamped serial # 9030. The woofer in it is K-43-E #9031. Would anyone have any thoughts here? I'm assuming it's a simple case of factory mislabel, thinking of a Friday at 5:30 scenario.

  6. My understanding is that it's a problem over a certain threshold, not a problem for the average non-commerical end user.

    I took ownership of a 1948 Collins broadcast mixer once that had been full of bathtub oil caps. Someone had got the bright idea that they had a hazmat situation on their hands, and cut them all out, took them for proper disposal, and were turned away because "they didn't have enough"(!). So the box of caps ended up back with the console, none leaking, those I've measured test fine for C and DC leakage. I have another of those consoles with all the original oil caps, and everything works fine. So, it really depends. The bigger ones in PSU's under heavy current seem to be the ones I find leaking, and there generally from prolonged heat, evident from potting compound running out of adjacent transformers.

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