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Titan-815LX

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Titan-818 Bracket

Titan-818LX

Quick Overview

High output for even the largest rooms.


* This kit ships for free *

$572.87

Availability: Out of stock

Details

This run of kits has all the pieces except for the 4" Precision Port parts.  Each kit needs TWO of each: part number 268-380, 268-376, and 268-377 at Parts Express and costs $11.15 (times 2).  I've subtracted the $22.30 off the price of the kit and you can order that when they come in stock later in March.

This kit takes a decent amount of time to package up so please understand it will take longer than usual for me to get them shipped out. Minimum order is 2 speakers.  If you already have two and need a third, please contact me so I can figure any extra costs due to packaging and shipping for just a single kit. Titan kits and their flat packs are big and heavy....shipping can be quite expensive to places along the west coast, Utah, Arizona, very rural areas, etc.  If shipping costs end up being a lot more than what I have calculated in to cover "free shipping" I will let you know.

For anyone thinking the Titan-815 might not be crazy enough, we decided to go even bigger!  It pairs the same smooth sounding compression driver with an 8" Celestion sealed back midrange and a very powerful custom Eminence made 18" woofer.

 

Product Notes: 

I will try to get some actual photos of the kit posted soon.  Very few people ordered the Titan-815 kits with just the front baffle because it's pretty easy to cut the woofer and port holes if you're making your own cabinet.  So for the Titan-818 the baffle is only included with the flat pack. 

 

Product Highlights:

  • 2 way Mid/High frequency waveguide provides excellent constant directivity and pattern control from 500hz to 20khz.
  • Very high output 3 way design and easy to power with a 99dbv/meter sensitivity rating.
  • Custom made high power 18" Eminence woofer.
  • Compression driver with neodymium magnet and PETP diaphragm for a smooth non harsh sound.
  • Will handle 2000W peak power and capable of 125db+.
  • Designed to work best for home theater when paired with a very large subwoofer system.

 

Minimum order is 2 speakers: If you ordered two in the past and need one for a center, please contact me. Kits are sold as full kits, sorry no substitutions or subtractions. Don't forget binding posts, terminal cups, or speaker spikes if you need them because they can be shipped for free with any kit or flat pack purchase.

Shipping Note: Most speaker kits currently ship for free, but flat packs normally do not.  We try to get your order packaged and shipped in 5-8 days depending on how many orders have come in.  Please read the 'Frequently Asked Questions' section for more information.

  1. Highly recommended for HT and music! review by Pilk on 12/27/2023
    Design
    Performance
    Value

    I've been through several DIYSG kits in my home theater. Starting with the Fusion-12's to the Maximus-12 to the Vortex 15's and finally to the Titan 818's. Truth is they are all standout performers for HT. The Fusions always impressed me with impact and detail but certainly needed subs to fill out the bottom end. The Maximus were a step up for music. I picked up a pair of Vortex 15's and had hopes of a LCR but they are rare birds and finally gave up finding a third (btw the Vortex are incredible). So on a late night internet drive-by on DIYSG, the elusive Titan 818's were magically in stock. A few months later I had them up and running. I'm not sure how you improve on these. They are smooth as butter and will bring movies to life. Detail, depth and impact even at low level listening. Very efficient and can be driven to reference levels with very little power.

    I had a little struggle initially with too much mid-bass for music in my room, but with a little EQ and pulling them out of the corner of the room they now are my favorite music speakers of all time. I can listen at minimal levels and get everything from them. Paired with a pair of sealed 24's I'm completely satisfied. If you see them on the site buy them. No regrets! If you have the room they will pay you back with great sound and an incredible home theater experience.

  2. Great Speakers review by IA on 10/18/2023
    Design
    Performance
    Value

    I had been wanting to buy some HTM 12's for a long time. I wanted to try an AT screen. These came available and decided to jam them in to a tight fit and give them a try.

    I am not a huge audophile, in terms of being able to discern tiny differences. But these are pretty fantastic, they are super clear and clean.

    After first setting them up I had a friend who is not a big audio guy at all who listened to them and even he commented on how clear they are.

    The build came together very well and is very doable for most people. I highly recommend these to anyone that can make the space for them. They are well worth the price if you are in this price range for speakers.

  3. Grandeur sound stage review by Dreamz on 8/6/2023
    Design
    Performance
    Value

    If you are in the market for LCR and can accommodate this size speaker, dont look again. Just go for it. After reading many threads in avsforum, just convinced myself to purchase the largest of their current lineup. Build was very easy - nothing intimidated. Highly recommend to purchase it with flatpack, accessories and make it one stop shop.
    I haven't run the speaker fully yet, but with the test run - its just amazing.

  4. Incredible Speakers review by TJ on 5/18/2023
    Design
    Performance
    Value

    The Titans are absolutely phenomenal speakers. I run them as my LCR with Vortex 15s for surrounds (same compression driver). The clarity from the Titans keeps blowing me away. I previously had 1099s and I feel that the Titans are a huge step up in quality. Titans are very laid back, smooth, and the bass response is great. I currently don't have subwoofers in my theater and I don't feel like I'm missing that much bass. The bass from the Titans is very tactile, even on my concrete slab, and has good impact. Vocals are very clear and crisp. I also love listening to music on these. Very wide sound stage.

    If you can fit these in your theater, they're absolutely worth getting over any other DIYSG design, and probably worth it over commercial speakers costing even 10x as much. They're that good. Erich and Matt did a great job with these.

    To summarize:
    - Laid back
    - Very good bass even without a subwoofer
    - Amazing vocal clarity
    - Great off-axis

  5. Amazing review by Steve0742003 on 4/23/2023
    Design
    Performance
    Value

    I moved from Fusion 12 LR and a 1099 center to 3 Titans for the front sound stage. What a difference. All I can say is if you have the space for them you wont be disappointed. Everything just sounds so smooth and effortless. While I thoroughly enjoyed the Fusions and 1099. I have no regrets whatsoever.

  6. I’d buy them again and again review by JK7.2 on 6/24/2022
    Design
    Performance
    Value

    I love my titans. I always have. I run dual woofer titan 818’s with vbss cabs tuned to 22hz for each woofer. LCR, on a emotiva xpa dr3 amp, for a while now. But what brings me to finally review them after owning 615’s, then 630’s, and now 836’s, (dual woofer versions) is the step up in sound quality I now have from them with dirac room correction. I would have said in the past that maybe just maybe the titans were lacking just a little something I couldn’t put my finger on. That all changed when I got a pre/pro with dirac. My room is dedicated theater space, with some measures taken to help acoustics. But it’s not “there yet” acoustically. The titan 836’s still sound amazing in my theater. Vocals are very clear. Dynamics are impressive. The standout thing to me is the midbass. It is plentiful. Dirac allows so much tinkering with the house curve, and the titans just keep on coasting. Even to well above reference level. Bass is excellent if a little (lol up to 10db) boost is applied around 25hz. This allows stereo music without subs to be satisfying even to a bass head. They image very well, they never are fatiguing at any volume. The titans are a true value, because I have never heard anything better in my room. Music or movies, the titans are fantastic.
    Pros:
    Clarity, directivity, spl, value, looks, size
    Cons:
    None

  7. Outstanding review by Eric on 4/18/2021
    Design
    Performance
    Value

    Picked up 3 to replace some 3way speakers behind my projector screen. These things floored me. We are building up our sound suite so I don't yet have a 21" subwoofer but these 18's are very capable of keeping up with 98% of the bass. There has only been a hand full of times where you could notice that it fell off a bit early, and usually only in atmospheric tones. The clarity of the mids and high is just beyond. I am consistently hearing new things from old movies.

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Speaker Kit Information

 

  Model:      The Titan-818LX
  Designer:      Matt Grant and Erich H
  Frequency Response:      34hz - 20khz (+/-3db)
  Power Range:      up to 1600 watts
  Sensitivity:      99db - 2.83v/1m
  Impedance:      8 Ohm
  Tweeter:      Celestion CDX1-1731
  Crossover Point:      350hz and 1700hz
  Midrange:      Celestion TF0818MR
  Enclosure Type:      Ported
  Dimensions:

     5cuft: 20" x 26" x 22" (box available)

     6cuft: ?" x ?" x ?" (box available)

  Kit weight (no cabinet):      About xx pounds
  Assembled weight:      About xx pounds

Price Break Down:

1 - Eminence made 18" woofer: $258.75
1 - Celestion CDX-1731 compression driver: $139.99
1-  8" Celestion TF0818MR midrange: $69.50
1 - Denovo 2-Way waveguide: $43
1 - Set of 16 crossover parts: $103.60
2 - 4" inner and out Precision Port flares and adapter: $11.15*2 ($22.30)
1 - Set of screws and gaskets:  $1.50
 
 

Packaging Material: $10.00

Paypal Fee: $21

Retail Cost: $669.64  (used to be $574.46)

Discount Cost: $595.17 and shipped for free. (Minus $22.30 for the 4" ports = $572.87)

Please read the 'About Us' section for more information on pricing structure and quality parts used.

Specific Titan-818 Assembly Notes:

Your enclosure should be built with 3/4" thick material with two horizontal "window pane" style braces along with one vertical brace to the dimensions listed below.  You can build your own enclosure to a different size, just be sure the internal volume is close to 5-6cuft net volume.  It is recommended that you line the inner panels with 1.5" - 2" thick acoustic style foam or line the inner panels with 2" - 3" denim insulation, but don't block the ports with it.

 

5cuft: 20" wide x 26" tall x 21.25" deep (standard baffle option and a flat pack is available)

6cuft: ?" wide x ?" tall x ?" deep (there is a flat pack available in this size)

 

 

Recommended Tools and Supplies:

  • Quality wood glue like TiteBond.
  • At least 3 clamps 24" wide or bigger.  
  • Soldering Iron and solder unless there is an optional assembled crossover for your kit.
  • Wire cutters
  • Screwdriver
  • Drill to predrill all screw holes.
  • Sanding block or power sander.
  • About 8' of speaker wire to connect your woofers and tweeter to the crossover board.

 

General Tips:

    Crossover Assembly: 

  • VERY IMPORTANT - Inductors are the parts that look like small rolls of copper wire. Notice that the two ends of wire are silver and have been 'tinned' with solder. Those are the parts of the inductor that you should be soldering to, so don't cut it off to get to the copper colored portion.  Inductors should not be installed directly next to each other on your board.
  • None of the crossover parts have a positive or negative side so it doesn't matter which way they are facing when you assemble your crossover. 16-18 gauge wire is thick enough to use for your crossover or to go from your crossover board to the woofer or tweeter.
  • Your crossover can be assembled on a thin piece of MDF or pegboard if the kit doesn't come with a circuit board.
  • It doesn't matter where you put the crossover inside your speaker.  You could mount it on the outside if you wanted to.  
  • Normally you wire red wires to positive and black wires to negative.  If (and only if) your crossover schemtaic has a note saying 'Inverted Polarity', that means you need to connect the negative from the crossover to the positive on the tweeter and positive from the crossover to the negative on the tweeter.  This is only done on some tweeters, not woofers.
  • Click Here for a good assembly video by Matt Grant.

     

     Screws and Gaskets:

  • Predrill all screw holes with a bit that's slightly smaller than your screws to prevent the wood from splitting.  Most screws are #8 panhead and you can use a 7/64" or 1/8" drill bit.  Overnight Sensations use a #6 panhead so you can use a 3/32" bit.
  • VERY IMPORTANT:  Protect your woofer or tweeter when installing screws because you don't want the screwdriver to slip and puncture one of your components....that will ruin your day!  Consider putting your free hand next to the screw to cover up the edge of the woofer or tweeter.
  • If your kit comes with gasket tape, it should be applied to the back of the waveguide. Peel the paper off the back to expose the sticky side and slowly work it around the perimeter on the back side of the part.  Some woofers will need gasket tape as well.

   

     Stuffing or Lining the Speaker Cabinet:

  • If your speaker or subwoofer is a sealed cabinet, most designers recommend that you lightly fill the inside with polyfill (pillow stuffing).  If you don't have polyfill, then you can line the walls with 1" - 1.5" thick light weight open cell foam (like acoustic foam) or fiberglass insulation.  You can also use 2-3" recyled denim insulation that can be bought at Home Depot.
  • It's okay to cover up your crossover with the polyfill, insulation, or foam.
  • If you're using a ported enclosure you should lightly fill the cabinet with polyfill and be sure not to block the ports.  If you do not have polyfill then line the walls with 1" - 1.5" thick open cell foam (like acoustic foam), 2" - 3" of denim insulation, or 2" - 3" thick poly batting.
  • Some of the speaker designers like to lines the walls of their ported enclosures with a 1" - 1.5" acoustic foam, and then lightly fill the remainder of the cabinet with polyfill.  If this is a required method, it will be listed at the top of the page under 'Assembly Notes'.

 

Links to Build Threads for this Speaker:

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