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Marvel

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Posts posted by Marvel

  1. <ls_mod_w.jpg>

    Hamish,

    The first rendered drawing (black background) does not have the mod in it. I'm also going to work on creating the woofer, mid and tweeter to insert into this. The piece with the cutout is the bottom of the cab. the lower piece covers the hole. I think there are 16 screws here on a normal cabinet. My mod drawing replicates this bottom piece with the hole in it, so you can just mate them together. The woofer mounts on the vertical piece you see with the vertical slot in it. Looking at some other drawings or plans may help to visualize it.

    For the complete mod, djk would have you do what's shown above.

    1. enclose the back of the mid/tweeter section, and put the ports in.

    2. the top section of the doghouse is opened up, similar to the bottom access hatch, to increase the internal volume of the woofer chamber.

    3. for you, the board with a 3"x13" slot is where the woofer mounts, facing the rear.

    DJK says this mod, with a stock K33E will give you -3db at 31Hz.

    Questions remain -- where to put the crossover? I would probably have wires coming out to binding posts for all three speakers and mount the crossover on the back of the new wood, between the ports.

    I wanted this pic to be stock, so the mod isn't on it. Might make another with the mod in the top. this would mean making an opening in the TOP of the cabinet, similar to the bottom opening, then closing in the back, with the piece that would hold the two pipes. Confused yet? I think in pictures a lot, but can't always convey in words what I mean.

    Nice set of Crown gear BTW. A lot of people diss it for high end audio, but the main thing is whether or not you like it. It lasts and lasts. We use Crown for our P.A. gear at the college where I work.

    Noz,

    Thanks to you as well. I am working on my web site, and will try to get some images together that are made with the right aspect ratios for wallpaper. I can rotate around the cabinet, but it is hard to get a view and lighting that really looks okay.

    Marvel

  2. Jim,

    I used an older version of Caligari's trueSpace -- ver 4.3. My youngest son had bought it, but then saved up his money and got Lightwave. I got the older software. It didn't really take that long to do. You will notice that I didn't do the speaker components, as the cones, frames, horn flares would be a bit much (for me anyway). Not for someone who does this all the time. I had some of this done over a year ago, and just didn't get back to it. I have some other plans for this 3D model, so it will be fun.

    If I had to spend money on one or the other, I would get Lightwave as well. I can get the educational price, which is under $400. trueSpace is just under $300 for the edu pricing. LW was about $800, but they dropped their prices a lot,

    Marvel

  3. Can thou post some real world expectations from the bass extension mod to the LS (as shown in the drawing posted earlier on this thread)?

    And what would be some reasonable 2" throat drivers for midrange?

    Perhaps a comment on some of the B&C, Selenium, Beyma drivers.

    Marvel

  4. Edster,

    Very nice! I have your previously posted pic of the preamp for my wallpaper on one of my PCs. The wife says it is relly pretty. What is the Supratek on the right of the preamp?

    Here is where I spend most of my time when at home. No Klipsch in sight. The rack on the far right has (from top to bottom) rack lites, ADAT XT20 8 channel digital recorde, Tascam DA-30 MII DAT, Alesis complimiter, Alesis MicroVerb4, and last a patch bay.

    Would add that a patch bay is a wonderful thing to have, so you don't have to crawl around behind everything to make cable changes. The setup has an Alesis RA-100 amp powering two Monitor One speakers Both computers are dual cpu, the older one only has 466 CPUs, while the one on the right is dual Athlon 1.4Ghz. It also has the M-Audio Audiophile 2496 card in it.

    Marvel

    <editing_setup_small.jpg>

  5. Scott,

    The problem with most new and old prog rock was that it DID have heavy compression. If it went on vinyl it had to, and if it went over the air on AM it certainly was. Play some old vinyl back through something that has decent metering, and you will see what I mean. Had a Stones album that pointed this out clearly (can't remember which, it was a long time ago), as the playback was within about 6db. All the way through. TV commercials are done the same way. You don't want dynamics over the air, somebody might miss something.

    Marvel

  6. I know everyone here hasn't done recording/producing/engineering, even though it sounds like it. I also mix on nearfields, or something slightly larger (JBL 4311s). For a CD or vinyl release I would certainly send the two track out to a mastering lab. The cost would be well worth it. Most of the time for me it is a hobby. I have friends who are still trying to make it big after 25 years together. I have helped them with demos, played on some of their tracks, ended up not playing on some of their tracks. Jingles, news themes. From two inch analog to my present day ADAT (or HD based recording). Make it sound good on your own higher end gear, and it will usually sound good on the junk. I remember studios that had a line out of their $80k console feeding a boombox, to hear how the cheap speakers would sound.

    Marvel

  7. Chris,

    There have been debates all along about whether or not you should be in the middle of all the instruments/band/voices, or just in front of them with the rear just providing great ambience. personally, I would just rather be just in front of the stage.

    Watching movies would be different. Of course my 13 inch tv isn't really calling for surround too much. 9.gif

    Marvel

  8. I assume you are feeding it from a preamp. Can you feed it with something else that has output gain controls (CD player, tape deck, etc.) to make sure it isn't the preamp? Swap speaker connections to make sure it isn't a speaker.

    After that, I would say open it up and start checking solder connections inside. The usual caveats apply: I'm not responsible for you electrocuting yourself from the high voltages inside the ST-70.

    Marvel

  9. Not quite sure how the cable modems works, but they aren't as secure as a DSL connection. I know that my DSL modem provides a private ip address to my side of the connection. This means someone can't just attach using my ip address, as it isn't legitimate on the net. My router then does the same thing, with the DSL modem ip on the net side and another set of private ip addresses on my side. I leaving file sharing off of the PCs in the house, unless we need to move something big, and then set permissions on the specific folder. A big problem is all the active X controls and VB stuff that MS uses so much of.

    At our office we use two different AV products. One is be Trend Micro, which scans all incoming and outgoing mail, and Symantec Enterprise for all the servers and individual PCs. Trend Micro has kept us from a couple of viruses that shut down another of our provider's servers for a couple of days. It costs us about $6k a year but for the college it is absolutely worth it.

    Plus we have a pretty sophisticated proxy server setup. Some schools are pretty open, but we have gone the other way. We don't have the staff or time to be redoing machines when they get messed up.

    Marvel

  10. These bad refinishing jobs remind me of things my grandfather did to furniture. I had to love him anyway, in spite of the work he did. He often put very, very thick coats of varnish on furniture, whatever he was working on. It would run, wrinke and look bad. It got worse as he got older and couldn't see as well. He worked on an old, very cheap violin someone in the family had gotten. There was a crack in the top that he put wood filler in. It wasn't worth much to begin with, but after that was only good for hanging on the wall.

    Marvel

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