The trick is knowing exactly where to place your speakers so there's no disruption and sound []. If your speaker has a gasket, now is the best time to remove it. of the surround = 7.625, This kit fits on ESS AMT Models, Infinity and many more. Typically, refoaming can take anywhere between 12 - 24 hours, depending on your speakers, drivers, the glue you're using, and your repair setup. Each Refoam Kit includes all the materials needed. Refoaming Instructions Refoaming your old speakers is a good step towards improving performance and longevity. (You must log in or sign up to reply here. A O.D. D I.D. B Roll ends = 5.25 Last Updated: February 15, 2022 Step 10: Allow to Dry The glue dries overnight. Once the shims are set, you can go ahead and continue with the foam repair. B Roll ends = 9 Disc Diameter (roll starts): 9.375, Angled attachment to cone When the foam rot set in I took advantage of the Bose return program that offered a new pair at a substantial savings. And thanks Vern & Carl for the. Now separate the gasket from the steel frame gently using a razor knife. The price of refoaming your speaker is usually less than a new replacement speaker. there are TWO points: 1.. By now, you've followed our useful speaking refoaming guide, and you have a pair of newly refoamed speakers standing in front of you. A O.D. Once you feel good about its location, then just go around gluing and lifting and placing clamps back down as you go around. This topic is now archived and is closed to further replies. I've refoamed just two pair of speakers, but here . Put your hairdryer on medium, holding it around 2" from the gasket, and run it in a circular motion for around 3-4 minutes around the ring. You must log in or register to reply here. When the speaker is being used near the sea or ocean. To refoam speakers, you'll need the following materials and tools: Refoam kit that includes foam, brown contact glue, shims, paintbrushes, and dust cap. Free UPS Ground Shipping in the Mainland US on most Eminence Guitar Speakers and Eminence Pro Woofers! Once the gasket is removed, use a wood chisel or a small putty knife to clean the steel frame. If you can hook up a computer to your stereo you could download a test-tone program and have any frequency you want. >Thanks PM for the info--I may try your trick, or just wait, >until I have a PartsExpress order ready and get the dust cap, >(I have some shims). Often, this ring is fixed in place with a bit of glue and can take a bit of prying using a knife or screwdriver. Happy refoaming! A O.D. I am not familiar with that exact speaker, but after you glue the inner edge and it dries, you can move the cone in and out and kind of center it by feel. By this point, you're well on your way to finishing up. The foam edge (or surround) usually wears out after ten or twenty years. Without shimming this can be a challenge. December 11, 2006 in Acoustic Research. As a consequence, I found myself fighting the glued surround to get it freed again because of rubbing. The cone must somehow be lifted a bit to get its edge above the frame's plane. Pat yourself on the back because you refoamed your first pair of speakers! Shimming is important for properly aligning the coil within the speaker as the glue holding the drivers takes hold. 2 Dust Caps (if wanted) Discussion in 'Audio Hardware' started by AudioPhonics, Jun 21, 2019. Mark the wires and terminals (positive and negative) before you remove the component so you will remember how to correctly reinstall it in the cabinet. is there any surround left and does the voice coil scape at low levels? Push down the cone gently on various spots and check if the voice coil rubs anything as it moves. Also keeps the cone from jiggling around when you're trying to glue on the new surround. http://lautsprecher-technik.com/Speaker r-Kit.html. Plantronics Backbeat Fit 3200 - request for advice. We can ship Internationally using USPS First Class or Priority Mail. This kit will fit 6.5 speakers that have an angled attachment to the cone. Attention International Shipping! Do not be worried if you see some glue residue on the surface. Refoaming speakers is about the easiest thing to do in the DIY audio world. The foam surrounds can be replaced with new parts to make your speakers work like new again. Just enough signal to centre it, and do not ramp up for about 24 hours after. Conversely, replace a screen cap with a screen cap. So, can you replace foam speaker surrounds with rubber? of the surround = 9.625 If the speaker has a protective cover or grill, you'll want to go ahead and remove that before you take your speaker out. Re: Best adhesive for refoaming? Use the tables below to determine the correct surrounds for your speakers. Any advice on what to look for? Forum Policies, Rules, and Terms of Service. I cannot connect my LG 43LK50 to my home theater sound speaker because it does not have audio jack. As much as we don't like to hear it,speakers don't last forever. I started refoaming woofers professionally some years ago and got into trouble early on. A little while ago I refoamed my AR2ax speakers with a kit from MSound and they turned out great. Now, you can put your speakers back into their housing and secure them with the right screws. C O.D. Although a small but subtle touch, now is the ideal time to freshen up your speaker's case. Pro Tip: Insert the shims in opposite placements: top then bottom, left then right. no matter how much you try to glue the thing without using shims.. if you are off, the speaker has a higher chance of self-destructing. Also, use the shims to set the cone in the right position so that the orange disc or spider stays flat and does not sag toward the magnet. B Roll ends = 10.625 If not, then the repair is successful. Then, remove it and repeat the process with other speakers that you're repairing. C O.D. I have found all my speakers have self centered. I'd do it every time too. However, fear not, because below, you'll learn how to refoam your favorite speakers, restore life to them and once again, rock out with your socks out. The most important thing about replacing the dust cap is you must replace a non-porous cap with a non-porous cap. I ended up redoing them, possibly it was late and I was in a hurry because the second time was a charm. By moving the entire cone ever so slightly off center there would be a buzz as the voice coil form would start rubbing the magnet. of the surround = 9.875 If you want to extend the life of your speaker,we also stock butyl rubber surrounds. Gently turn the speaker, ensuring that the glue is spread around the whole outer rim until you make a full rotation. There are certain advantages to using foam for speaker surrounds. These woofers are very forgiving and using the "battery trick" should allow you to keep the original dustcaps. I am guessing I could make my own 30hz tone cd? Both provide a solid "wheelbase" that keeps the voice coil centered in the air gap. Dude - I bought a kit without shims, and tried refoaming for the first time. Second, you can upgrade to high-quality speakers. Copy Comment URL. i remember throwing away an mb quart rwe302 12 inch subwoofer after i blew it feeding it 100 watts RMS more than it is rated for. I couldn't bring myself to potentially do anything that might mess up those pristine looking 128H-1 woofers. Outside Diameter: 9.625 And now I've got that foam glued on there but good with gobs of new glue. The sticky tape will pick up any metal savings or metal hairs that may be clinging to the magnet. The foam edge (or surround) usually wears out after ten or twenty years. *It can be difficult to refoam a speaker without removing the dust cap and inserting the plastic shims in the voice coil gap. Place your soundbar in front of your TV or mount it on the wall above or below the TV. $29.00 $ 29. i guess that is minor. the rings) surrounding the speaker deteriorates naturally over time. Get some E6000 or Go2 Glue from Home depot and glue the tear with a very thin layer of adhesive. of the surround = 7, This is a high compliance foam surround, so it is fairly thin. For those who, on their own, do very few refoams, I always recommend shimming. JKent Attention International Shipping! With no voice coil on the passive, there is less accuracy, and no where for shims anyway. California. ). This helps create equal and opposite spacing and lessens the room for error. Our shipping costs do not include your countrys customs charges, taxes and other fees. (SOLVED). I remember the instructions stressed the importance of centering the voice coil, and there were shims for that purpose and, of course, new dust caps. Foam is also lighter and doesnt last as long (up to 5 years). Or you can just buy a pair of foam rings on Ebay for $9 with free shipping. Boston Acoustic HD7 7" Refoam Kit. I have 2 pairs of legacy studio monitors (Altec Lansing Model Fifteen and Acoustic Research AR-3a). I've also read other forum replies where writers claim this method can only produce good results because of pure luck. Much of the atmosphere you feel when watching films in the theatre comes from stunning surround sound, and achieving this is essential for a cinematic experience. Spread it with your finger and let it dry. In that case, it's pretty tough to get the inner diameter of the surround glued to the cone's edge first. Posted on Last updated: December 31, 2022. I started refoaming speakers about a year ago. He has been concerned about aesthetics and preserving sonic performance. Simply Speakers has refoam kits for the Infinity 8" driver (Kappa 6.1). C Roll starts / O.D. of the surround = 9.5 Now apply an even layer of glue to the areas around the cap and surround. C O.D. I wouldn't use the speaker for at least day or so to allow the glue to cure. Replacement drivers that fit your speaker. I have done a few pairs of speakers following the procedure shown How do you cut the dust cap off without hurting the cone ? Upgrade your old foam surrounds with rubber if the sizes fit! I use about 32 wooden clothes-pins to clamp the surround to the baskets. C O.D. Some voice coils are quite small in diameter compared to the cone OD. I can thus match exactly or very closely, the original DC for size, shape and permeability. And thanks Vern & Carl for the sympathy! Remove the dust cover by gently cutting it loose. of the surround = 6 If you don't shim the speaker and it glues lopsided, it will create uneven tension and misalign the cone, making it move unevenly when the speaker plays. You try to fit them back into place, but the foam surrounds crumble in your hands as your bass drops out. Don't do business with whomever sent you that incomplete kit. of the cone = 7.75 I am about to break into refoaming speakers . Now, just imagine a cross-section of a woofer. I have succesfully refoamed about 12 AR woofers (2x8", 2x10" and 8x12"), and I have never used shims. Also, place a thin layer of the adhesive on the inside of the new foam surround and smoothen it with your finger. The white will disappear if the glue is transparent enough, if not you can paint it with a black marker. of the surround = 6.875, Angled attachment to cone Just use masking tape to hold onto the dome and dab glue around it's perimeter. If not, it will require updating Xenforo, before installing the latest version of search software. Audio speakers, guitar speakers and more! Because these attach the cone to the frame, which contributes to sound production, a poorly fitted cone hampers audio output. Step 16: Refinishing When the glue around the caps is dry you can check there are no splits, and you can add some more glue just to be sure. Dries flexible, strong and clear. Please check the available sizes and the dimensions to seeif they will fit on your speaker. D I.D. C O.D. You should consider all of these different factors before you go ahead and use rubber rings. Heres what to do. Dust caps are available from Parts Express. Have never shimmed a single one. Audio speakers, guitar speakers and more! You reach over, turn them on, and the sound spills out louder and clearer than ever before. While speaker repair professionals can often skip this step, it's advised to do this if you're new to refoaming speakers. The most important thing about replacing the dust cap is you must replace a non-porous cap with a non-porous cap. Once the dust cap is removed, ready your shims and insert them in the voice coil between the wire and the outside casing. Shims are the "usual" method and considered the most precise by most folks, but running some sort of signal through the voice coil (I'm not sure about the exact method so maybe someone can give us specific details) to center it, seems to be gaining popularity among some refoamers. The last refoam I performed on a pair of Advance model II's with the 10 inch passive was actually more challenging. For a better experience, please enable JavaScript in your browser before proceeding. Take care not to get debris into the coil. Disc Diameter (roll starts): 7.625, FLAT attachment to cone I very much like pmsummer's idea of centering the coil with a battery, I will use that next time. Sean Ryan, Tom Ryan, and the crew at Simply Speakers. of the surround = 11.625 Refoaming speakers. Skip to main content.us. Now, just imagine a cross-section of a woofer. I am an Electronics Engineer by profession. D I.D. It works about 75% of the time. of the surround = 11.625 I just purchased a vintage Akai GX - F31 cassette deck and need to add speakers. Spin the speaker while you smooth the glue out with your finger. Shimming will always give you precise results. of the surround = 7.125, Slight angled attachment to cone Just for posterity, when I refoam I cut up a business card and use it for my shims. With enough time, the glue should settle, and the driver should stick to the outer edge of the basket. Dec 16, 2014. 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Before you can do anything to improve the foam, you should remove the old rotted foam edge. Simply let it attach itself exactly where it falls. Midwest Speaker Repair can replace the surround and make your speakers sound just like new! Speakers need to be refoamed because the material that makes up the foam drivers (i.e. Sealing allows the air inside the box to act as a shock absorber. of the surround = 4. Our exclusive clear drying rubber based repair adhesive is designed for paper, poly, and composite cones. At this point, the foam driver should be glued firmly to the outer edge of the cone. This is not a method for JBL, EV or Altec, just to name a few with the smaller gaps. Outside Diameter: 7.625 Thank you for telling us all of your SIMPLY SPEAKERS experience here. Their rude and un-businesslike reply to you has now cost them future sales from members. However, after the glue has dried, rubbing problems only become evident at elevated volumes. of the cone = 8.125 contacted the folks at BOSE about repairing the 901's, their reply was to sell me an updated series VI speaker with new EQ for close to $800.00 with trade-in of my series IV. Would like small speakers. Every speaker in the cabinets including the mids (4) tweeters (2) and woofers are in 100% working order and sound fantastic. thanks Robert and Carl. Sealing Subwoofer Boxes: How To Seal A Subwoofer Box? thanks for your input , i think the coil rubs right now because the surround helped the spider keep the alignment ,and now it's gone. The search function is not working. Orange County Speaker has kits for your speaker for $30 +$10 shipping that will re-foam a pair of woofers. 2. Website Design & SEO by WebDrafter.com, Inc. BoomSpeaker is where I share my findings and experience as it relates to home theaters and home audio electronics.For more info, check out my, BoomSpeaker.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking https://boomspeaker.com to Amazon properties including, but not limited to, amazon.com, endless.com, myhabit.com, smallparts.com, or amazonwireless.com.Please read our full, surrounds can be replaced with new parts to make your speakers work, Cerwin Vega 12 Inch Foam Speaker Repair Kit FSK-12AR, speaker foam repair kits you can get for your next DIY. Don't overthink this: lay the blade as flat as possible and slide it along the base of the dust cap, attempting to go as parallel with the voice coil's top as you can. When measuring dust caps, make sure you include the lip of the cap, not just the dome itself. Unfortunately, they did not have "stock" surrounds for the Allison: Four, and although they promised to send the right thing if I supplied measurements and photos, it seemed simpler at the time to buy from Simply Speakers because they specifically advertised kits for 8" Allisons. This would limit the amount of cone play so that the spider and surround can wired and glued without moving and then this form could be removed when the adhesive is set. Please do NOT ask us to send as a gift or to lower the declared value on the customs forms. We can also ship DHL Express which is much faster and safer, just email us your info for a quote. Usually you'll get it right first time since the coil will naturally sit where's it's been for the last 20 or 30 years . The AR-3as need to be completely rebuilt. 2 Foam Surrounds Replacement is about 30 bucks on eBay from multiple sources. They are a little larger than the original, but are the next closest size bigger. Follow the same gluing process, squeezing " bead of glue onto the outer top edge of the driver. After you first glue joint is completely dry apply a thin layer of glue to both the steel frame and outside lip of the foam surround. C O.D. Normally, the cone is kept centered by both the spider and the surround. We do have a wide selection of replacement speakers to choose from. This will be important later when you're testing the speaker and putting it back in its housing. We found 85 results matching your criteria. FREE technical support. Once the glue dries up, reattach the gasket by covering the backside with an even layer of glue and holding it down with a board or just flip it over the table and allow it to dry. Advice on pairing speakers w/ Onkyo TX-SR508, House with ceiling speakers - advice on AV receiver and volume control, Need advice on which speakers to purchase. Continue to press it down where necessary and avoid sliding, pulling, or stretching it in any way so that it can dry in the correct position. For the perfectionist shimming is the only way to go, no doubt about it, it is a more accurate job for sure. Click 2,779 posts. Unfortunately, the spider is located at the base of the cone. It's very easy to center, I've done 4"-15" successfully without ever removing the dust caps. Some caps have no lip (most JBLs), but most have a lip which sits on the cone. This was not very scientific, but there has been no problems since. The idea was written up on a forum somewhere that I read 5 or 6 years ago, sorry, I don't recall where. Best phone for non-nonsense small business users in 2023. There are kits with shims and glue on Ebay for $26 with free shipping. FREE shipping to any USA address. The legendary red face Cerwin Vega B36 18" speaker sub bass folded cabinet. Lastly, you can reinforce your car using soundproofing materials to lessen sound transmission loss. You can seal []. this can result in this site earning a commission. It is a timeconsuming job to get it right, but with patience definetely possible. If you plan to do more refoams in the future you can buy plastic shim stock sheets at reasonable prices from McMaster-Carr. For a subwoofer enclosure to reproduce low frequencies, it's important to seal it properly. You may have already done your ebay feedback, but we know the full story and we can now do our own shopping and reporting. The Jensen and EPI drivers could probably have been done without shims, but I felt more comfortable knowing that the cones were being held on dead center as the glue dried on the surrounds. B Roll ends = 8.875 I remove the dust cap and shim. The old foam can be messy and sticky so work on newspaper. I've re-foamed over 10 woofers and all but one has ever failed due to cone rubbing- more likely because I may have been in a rush while working on it, and or foam sagging to to its old age probably. Cerwin Vega 12 Inch Foam Speaker Repair Kit FSK-12AR (Pair) 4.7 out of 5 stars 556. >Sean Ryan, Tom Ryan, and the crew at Simply Speakers. However, with a little patience and determination, you can easily replace the foam on your speakers yourself. Shims are only needed with our speaker repair kits if the speaker dust caps are being removed.