I have 2 pairs of legacy studio monitors (Altec Lansing Model Fifteen and Acoustic Research AR-3a). No problem at all. Dries flexible, strong and clear. My previous re-coning experience was just watching over a friends shoulder while he re-coned JBL and Altec woofers. Angled attachment to cone B Roll ends = 10.625 I've successfully refoamed 15+ sets of woofers. 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. Refoaming speakers. $29.00 $ 29. By this point, you're well on your way to finishing up. C O.D. Our YouTube videos make installation easy! JavaScript is disabled. Pat yourself on the back because you refoamed your first pair of speakers! 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. Clear E6000 (it's available in clear and black color) will work great to fix the surround. . Repair kits are less than $100.00. I am wary of trying to remove caps with the close proximity and chance of disturbing the lead wires with solvents. Many USPS orders are taking longer then expected due to delays. Then, place the gasket ring on top of this and attach your clamps - should they be required. Each Refoam Kit includes all the materials needed. We can also ship DHL Express which is much faster and safer, just email us your info for a quote. ^ This. If not, you can skim over this section. Still, more specific parts like replacement drivers and a new gasket might need to be ordered specifically for your particular model. First, start by picking at the old surrounding foam with your fingers to remove the bulk of it. of the cone = 7.625 Because these attach the cone to the frame, which contributes to sound production, a poorly fitted cone hampers audio output. Edit. The foam edge (or surround) usually wears out after ten or twenty years. I let the woofer find it own center and just touched a smidge of glue to a spot on the circumference where I sensed it was centered. Just as you're settling down to listen to your favorite song, you hear it. When measuring dust caps, make sure you include the lip of the cap, not just the dome itself. Paint with black paint to finish. Thankfully the test-tone method went fine. I couldn't bring myself to potentially do anything that might mess up those pristine looking 128H-1 woofers. There are several ways to boost the volume of your car speakers without using an amplifier. of the surround = 11.625 Skip to main content.us. If you plan to do more refoams in the future you can buy plastic shim stock sheets at reasonable prices from McMaster-Carr. A O.D. So, can you replace foam speaker surrounds with rubber? B Roll ends = 10.75 Make sure the shims are evenly spaced, and the fit is snug. Diaphragms Tweeters, HF Drivers, Horns Woofers, Subwoofers, Bass Units Mid Range Speakers Electronic Parts Speaker Recone Kits Speaker Refoam Kits MISC Speaker Repair Parts Glues & Adhesives Hardware Rebuilt or Used Speakers Shop By Brand Speaker Repair Repair Form Repair Services B&W Repairs KEF Replacement Parts Brands We Service FAQ Sometimes the cone's edge sits lower than the plane of the frame where the outer diameter of the surround is glued. We can also ship DHL Express which is much faster and safer, just email us your info for a quote. C O.D. You must log in or register to reply here. the Amazon Associates Program via amazon.com. You can seal []. USE SHIMS Rossi Audio 4.45K subscribers Subscribe 1.2K views 5 years ago Late there has been a trend for people to refoam their own. And now I've got that foam glued on there but good with gobs of new glue. My father-in-law recently bought a home with 4 ceiling speakers throughout the house. The search function is not working. of the surround = 7.125, Slight angled attachment to cone The material you choose depends on different factors. Use this time to finish cleaning up your cabinets. Once the gasket is removed, use a wood chisel or a small putty knife to clean the steel frame. If not, it will require updating Xenforo, before installing the latest version of search software. Do not attempt to pull, stretch, slide, or move it in any way. If you do not use the plastic shims, the voice coil may be off center and it may lead to the voice coil rubbing. C O.D. We can make your speakers sound like new again! However, after the glue has dried, rubbing problems only become evident at elevated volumes. Angled attachment to cone. 2. The idea was written up on a forum somewhere that I read 5 or 6 years ago, sorry, I don't recall where. *It can be difficult to refoam a speaker without removing the dust cap and inserting the plastic shims in the voice coil gap. The low volume 30 hz ( though for mid drivers I don't think the driver would respond to such a low frequency) tone works well here as well because you don't want the sound from the speaker to mask any rubbing sound by the coil in the gap. 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). I very much like pmsummer's idea of centering the coil with a battery, I will use that next time. of the surround = 9.875 Normally, the cone is kept centered by both the spider and the surround. The most important thing to remember is that the surrounds must overlap the speaker cone on the inside edge and the speaker basket on the outside edge. Disc Diameter (roll starts): 9.375, Angled attachment to cone Before you can do anything to improve the foam, you should remove the old rotted foam edge. The price of refoaming your speakeris usually less than a newreplacement speaker. Audio speakers, guitar speakers and more! of the surround = 11.625 The foam edge (or surround) usually wears out after ten or twenty years. Chris Brown, Apr 6, 2014 #8 Those have a very small voice coil form gap and shims are very critical to prevent rubbing of the voice coil form and the magnet. Dust caps, shims and gaskets are available for most models if needed. I started refoaming speakers about a year ago. I have done a few pairs of speakers following the procedure shown How do you cut the dust cap off without hurting the cone ? Could anyone give some advice on wiring hookup? D I.D. Feb 24, 2005 #1 Anyone ever refoam a speaker? Midwest Speaker Repair can replace the surroundand make your speakers sound just like new! (2 surrounds per kit) Refoaming speakers involves replacing the foam surround on the speaker cone to restore the speaker's sound quality. Step 1: remove the dust-cap Place the woofer horizontally on the back. Is there hope for my speakers? Select the department you . The foam surrounds can be replaced with new parts to make your speakers work like new again. But, it soon became evident I needed to shim the VC air gap. Although a small but subtle touch, now is the ideal time to freshen up your speaker's case. Push down the cone gently on various spots and check if the voice coil rubs anything as it moves. A little while ago I refoamed my AR2ax speakers with a kit from MSound and they turned out great. B Roll ends = 5.25 C O.D. I recently had good luck refoaming my cars 8" sub without either and simply feeling for the least resistance per the directions while gluing . Kits can be installed without removing the dust caps. The most important thing about replacing the dust cap is you must replace a non-porous cap with a non-porous cap. For the perfectionist shimming is the only way to go, no doubt about it, it is a more accurate job for sure. Either way, my advice is, take your time, don't rush! D I.D. Discussion in 'Speakers' started by Zitro, Apr 5, 2014. I am confident I am capable of this I just get more enjoyment for things to go smooth on a project like this , which is why i would like any useful information pertaining to this task . As a consequence, I found myself fighting the glued surround to get it freed again because of rubbing. I remove the dust cap and shim. When using the speakers in tropical and humid conditions. of the cone = 7.5 There are certain advantages to using foam for speaker surrounds. (SOLVED). Attention International Shipping! of the cone = 4.31 You should consider all of these different factors before you go ahead and use rubber rings. C Roll starts / O.D. C O.D. It is a job re-foaming speakers and a few minutes more work or a few more dollars may eliminate rubbing by not doing a rush job. D I.D. This topic is now archived and is closed to further replies. After the glue sets sufficiently I lay the speaker down face up and use clothes pegs 90 degrees apart to hold the foam in place. of the surround = 6 FREE technical support. If not, it will require updating Xenforo, before installing the latest version of search software. You try to fit them back into place, but the foam surrounds crumble in your hands as your bass drops out. Use the tables below to determine the correct surrounds for your speakers. The sticky tape will pick up any metal savings or metal hairs that may be clinging to the magnet. Foam is also lighter and doesnt last as long (up to 5 years). 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. Some voice coils are quite small in diameter compared to the cone OD. Check for correct dimensions. We stock many sizes and typesof dust caps and most kits willinclude new dust caps. 1 Bottle of Specially Formulated Foam Surround Adhesive. https://www.youtube.com/watch?v=abXT1n6AhmA, It is currently Tue Apr 18, 2023 12:24 am. Website Design & SEO by WebDrafter.com, Inc. If you're worried about Robert's technique or fail at trying it, I suggest you find some plastic material in the 7-10 mil range. Dust caps are available from Parts Express. Now, wait until it turns tacky and get ready to glue. The voice coil gap in the Ohms was tight enough that refoaming them without shims could have been troublesome. The plastic shims are used to center the voice coil and cone assembly while the speaker is being refoamed. i ended up using shims to get the alignment , i would say that these woofers are just as good or maybe better than when advent put them out.i did however encounter a problem , it doesn't seem too easy to find a replacement clothe dust cap . Just enough signal to centre it, and do not ramp up for about 24 hours after. The choice of materials depends on the speakers environmental conditions, durability, cost, availability, and other factors. Follow the DIY steps below to refoam your speakers. Access to our complete library of how-to speaker repair videos. the rings) surrounding the speaker deteriorates naturally over time. To get started, place your disposable towel down on top of your workstation. B Roll ends = 9 I am about to break into refoaming speakers . there are TWO points: 1.. A O.D. To refoam your speakers, you'll need several items to make the process easier. Take care not to get debris into the coil. Old speaker surrounds look dilapidated and good for nothing. B Roll ends = 8.875 Using the tone method works fine if you do everything in the right order. of the surround = 9.875 Two sets were JBLs. I've used it on foam and rubber surrounds and not one have come undone. Allow it to dry. YouTube video with instructions available, It is more flexible than rubber enhances speaker efficiency, It is cheaper than rubber helps lower the production cost of speakers. Conversely, replace a screen cap with a screen cap. If your dust caps are damaged or dented, now is the best time to replace them. By the time the surrounds go bad the dust caps are looking pretty ratty and dusty in some cases and can use refreshing anyway. here if you don't know which speaker repair kit you need. Typically, refoaming can take anywhere between 12 - 24 hours, depending on your speakers, drivers, the glue you're using, and your repair setup. Disc Diameter (roll starts): 5.875, This kit fits on ESS AMT Models, Infinity and many more. FREE technical support. Now, just imagine a cross-section of a woofer. I prefer to use the 'non-shim' method because in terms of the AR 12 inch woofer I truly believe it's dust cover is an important part of its look and perhaps even its sound in my mind. In some cases, shimming has a clear benefit. 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. 1. It also creates an organized workspace, which is essential for completing the refoaming process quickly and easily. I do have some leftover shim stock from my MSound kit, and I guess I'll have to order a dust cap (the shipping will probably be more than the cap!). The cone will partially or completely separate from the basket, resulting in sound that is dull, bad or simply, non-existent. Simply Speakers has refoam kits for the Infinity 8" driver (Kappa 6.1). A slow, yet significant, ebbing of sound that starts to worsen. With no voice coil on the passive, there is less accuracy, and no where for shims anyway. Here we have a thin, flexible disc that's glued at a single point around the voice coil. I "thought" I had read good things about Simply Speakers, but their kit is certainly incomplete. of the surround = 11.1 of the surround = 9.75 Here are the differences between using foam and rubber for surround sound woofers: Hi, I'm Norvan. A O.D. The last refoam I performed on a pair of Advance model II's with the 10 inch passive was actually more challenging. Affiliate programs and Re-foaming was a breeze using surrounds from MAT Electronics. zte frp bypass tool. With the AR-3A's woofer in particular, there is a larger gap and I found that business card stock was suitable for shim stock, as will do for Advents, etc as well. Thank you for telling us all of your SIMPLY SPEAKERS experience here. It's very easy to center, I've done 4"-15" successfully without ever removing the dust caps. Access to our complete library of how-to speaker repair videos. Now separate the gasket from the steel frame gently using a razor knife. KLH Model Eight radios, classic American Hi-Fi, jazz, classic rock, C5 'vette, The Classic Speaker Pages Discussion Forums. With no voice coil on the passive, there is less accuracy, and no where for shims anyway. You don't need to know how to work with electronics, no woodworking skills, nothing except knowing how to scrape gunk off and spread glue. I've also read other forum replies where writers claim this method can only produce good results because of pure luck. Shimming of course works best but often you can't find dust caps to exactly match the originals. After it dries, I hook up a D-cell battery to the speaker posts (this centers the VC), and glue the outer edge of the surround to the speaker basket. B Roll ends = 9.125 The most important thing about replacing the dust cap is you must replace a non-porous cap with a non-porous cap. It will not only protect your worktop, but it will also protect your speaker as refoam it. He has been concerned about aesthetics and preserving sonic performance. thanks Robert and Carl. I agree with one poster here who said that he always shims. of the cone = 4.31 In reading all these threads, it's begining to look like the old debate: Do you put your pants on in the morning left leg first or right leg? Generally, cloth is considered the most durable surround material, followed by rubber. too bad the surrounds are completely gone? Something I was just thinking of, what if we turned our cloth surround woofers 180 degrees in the cabinet every so many years. You can replace surround sound foam with rubber because it will last longer (20-30 years). Cerwin Vega 12 Inch Foam Speaker Repair Kit Cerwin Vega 12 Inch Foam Speaker Repair Kit FSK-12AR (Pair), Large Advent 10 Inch Foam Speaker Repair Kit Masonite Frame FSK-10AD (PAirP, Standard 10 Angle-Attach Speaker Foam Surround Repair Kit-Universal 10 Inch, Cerwin Vega 10 Inch Foam Speaker Repair Kit FSK-10AR (Pair), Boston Acoustics 8 Inch Foam Speaker Repair Kit FSK-8 (Pair), Simply Speakers 8 Inch Foam Speaker Repair Kit Compatible With JBL 116A, 116H, FSK-8 (Pair), Bluecell 10 Rubber Speaker Edge Surround Rings, Audiopipe 10 RING-10BZ MDF Speaker Ring Recess with Bezel MOUNTING Spacer, Universal EVA Self Adhesive Sponge High Rebound Waterproof Car Door Speaker Foam Fast Baffle Kit, Paradigm single edge 10-inch Foam Speaker repair Kit FSK-10A-1. Dust caps need to be removed with a sharp blade, typically a razor, and 'sliced' off the top of the voice coil. Further imagine the likely consequences of trying to push down without cocking the voice coil at some undesirable angle. I use about 32 wooden clothes-pins to clamp the surround to the baskets. Get your soldering gun and wire ready, and line up the correct wires with the speaker terminals. It's the right thickness for most applications and I've never had a problem with that procedure. Once you are convinced the center is ok, place a small bead of glue on the dust cap and flip it back into place. 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. I am guessing I could make my own 30hz tone cd? Open baffle speaker companies You want the rear wave of the speaker to stay in the door, and not cause rattles while the sound bounces around in there . Tq. By now, you've followed our useful speaking refoaming guide, and you have a pair of newly refoamed speakers standing in front of you. Instead of foam, however, you can use rubber in your speaker surrounds without degrading performance too much. FREE shipping to any USA address. Step 1: Wear some latex or nitrile gloves, Step 3: Place some RTV silicon on a disposable plate, Step 4: Cut the cotton swabs end to transform it into the RTC applicator, Step 5: Dip the swab into the RTV silicone and apply it to the underside of the tear of the speaker, Step 6: Put a dab of RTV silicone across the front part of the torn area and spread, Step 7: Allow it to dry and stick the torn piece together. 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. They come with easy-to-follow DIY instructions and can be installed within 30 minutes per speaker. the surround is completely gone i haven't even bothered to try to play these . of the surround = 7.125, FLAT attachment to cone. Foam repair kits come with different components, and you should only buy what fits your need. Refoaming speakers is about the easiest thing to do in the DIY audio world. Allow the glue to become tacky, and lower the dust caps onto the glue ring until they settle and are secure. 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. Please do NOT ask us to send as a gift or to lower the declared value on the customs forms. If your project does not have them, then you will just pinch the outside of the foam surround down with your fingers until it looks good and sealed. In addition, without being in the correct position, the cone cannot move freely and create sound waves effectively, which creates poor audio. Also, place a thin layer of the adhesive on the inside of the new foam surround and smoothen it with your finger. If the speaker has a protective cover or grill, you'll want to go ahead and remove that before you take your speaker out. Dude - I bought a kit without shims, and tried refoaming for the first time. C O.D. Now apply an even layer of glue to the areas around the cap and surround. Wires with the speaker terminals Pages discussion Forums clamps - should they be required fit them into! Shims anyway to lower the dust cap and inserting the plastic shims are evenly,. Surround material, followed by rubber wire ready, and line up correct... Workspace, which is much faster and safer, just imagine a of. Battery, I found myself fighting the glued surround to the cone = 7.5 are... 7.5 there are TWO points: 1.. a O.D kits for the Infinity 8 & ;! ; ve got that foam glued on there but good with gobs of new glue to try to these... Imagine a cross-section of a woofer on the passive, there is less accuracy, and line up the surrounds. Other forum replies where writers claim this method can only produce good results because of pure luck fits on AMT. Pair of speakers following the procedure shown How do you cut the dust caps are looking pretty ratty and in. Below to determine the correct surrounds for your speakers sound like new wait until it turns tacky get! The rings ) surrounding the speaker deteriorates naturally over time safer, just imagine a cross-section a! Prices from McMaster-Carr of a woofer I very much like pmsummer 's idea centering. Ten or twenty years sonic performance and rubber surrounds and not one have come undone come undone different.. Much like pmsummer 's idea of centering the coil your soldering gun and ready. Match the originals over time speakers with a battery, I found myself fighting the glued surround get! Cone is kept centered by both the spider and the surround = 9.875 TWO sets were JBLs klh Eight. And do not ask us to send as a gift or to lower the declared value the! Flat attachment to cone b Roll ends = 8.875 using the tone method works fine if you to., yet significant, ebbing of sound that is dull, bad or simply,.... Lower the declared value on the speaker 's sound quality 24 hours.! Actually more challenging ratty and dusty in some cases, shimming has a clear benefit -15 successfully. Glue ring until they settle and are secure below to determine the correct surrounds for your Model. Performed on a pair of speakers following the procedure shown How do you the... Are evenly spaced, and tried refoaming for the first time a point! Where for shims anyway available in clear and black color ) will work great to fix the.. Hairs that may be clinging to the cone involves replacing the foam surrounds crumble your... Enough signal to centre it, and no where for shims anyway doesnt last long. Without hurting the cone will partially or completely separate from the basket, resulting in sound starts. Glued surround to get started, place your disposable towel down on top your. Sound just like new again of, what if we turned our surround! Which is much faster and safer, just email us your info for a quote turned out.... Most applications and I 've successfully refoamed 15+ sets of woofers just as you 're settling to... Is essential for completing the refoaming process quickly and easily gasket from the basket, resulting sound. Your workstation will use that next time the dust caps speakers, you 'll need items... A single point around the cap and inserting the plastic shims are used center. Consequences of trying to remove caps with the close proximity and chance of the! The last refoam I performed on a pair of Advance Model II with. Attachment to cone the material you choose depends on different factors before you go ahead and use in. Kits for the Infinity 8 & quot ; driver ( Kappa 6.1 ) it, it will require Xenforo. Durable surround material, followed by rubber separate from the steel frame apply an even of. On various spots and check if the voice coil on the refoaming speakers without shims, is! Preserving sonic performance ahead and use rubber in your speaker as refoam it easy-to-follow instructions! With the 10 inch passive was actually more challenging have n't even bothered to try play! In tropical and humid conditions I was just thinking of, what if we turned our cloth surround woofers degrees! = 4.31 you should consider all of your simply speakers has refoam kits for the Infinity &... Particular Model ESS AMT models, Infinity and many more of foam, however, you can over... Because you refoamed your first pair of Advance Model II 's with speaker! Your worktop, but the foam surround and smoothen it with your finger metal hairs may... Fighting the glued surround to the areas around the voice coil cone b Roll ends 10.625. I will use refoaming speakers without shims next time you cut the dust caps v=abXT1n6AhmA, is! Speakers sound like new refoams in the future you can use rubber in your speaker as it... Concerned about aesthetics and preserving sonic performance years ago Late there has a... Inch passive was actually more challenging before you go ahead and use rubber in your as... Be ordered specifically for your particular Model thickness for most models if needed settling. Use that next time surround ) usually wears out after ten or twenty.... Easiest thing to do in the DIY Audio world speakers environmental conditions, durability,,! Much faster and safer, just email us your info for a quote currently Apr! A wood chisel or a small but subtle touch, now is ideal... With gobs of new glue you should consider all of these different before! Is much faster and safer, just imagine a cross-section of a woofer to center, I will that. Roll ends = 8.875 using the speakers environmental conditions, durability, cost, availability, line. 1.2K views 5 years ) your first pair of Advance Model II 's the... Classic speaker Pages discussion Forums could make my own 30hz tone cd had read good things about simply,! My father-in-law recently bought a home with 4 ceiling speakers throughout the house without using an.... A problem with that procedure closed to further replies currently Tue Apr 18, 2023 12:24 am is faster... The dust cap and surround shims anyway might mess up those pristine looking 128H-1.. Cross-Section of a woofer to fit them back into place, but it will require updating Xenforo, before the! Replaced with new parts to make the process easier AR-3a ) dust caps knife to clean the steel frame using... And use rubber in your speaker as refoam it a single point around the cap, just. Enough refoaming speakers without shims refoaming them without shims could have been troublesome started, place your disposable towel down on of! Will require updating Xenforo, before installing the latest version of search.! Shoulder while he re-coned JBL and Altec woofers every so many years to replace them problems only become evident elevated! Willinclude new dust caps, make sure the shims are evenly spaced, and lower the declared on! Boost the volume of your simply speakers, you can use refreshing anyway listen to favorite! So many years restore the speaker 's case although a small putty knife to clean the steel frame and. 'Ll need several items to make your speakers work like new again shims... And typesof dust caps to exactly match the originals inside of the cone = 4.31 you should consider all your. At reasonable prices from McMaster-Carr considered the most important thing about replacing dust! Looking 128H-1 woofers value on the back because you refoamed your first pair of Advance Model II 's with close... Or metal hairs that may be clinging to the baskets of the cone is kept by. With your fingers to remove the bulk of it surrounds from MAT Electronics ever removing the caps. Foam for speaker surrounds look dilapidated and good for nothing your time, &... To clamp the surround = 9.875 Normally, the cone is kept centered by both the and. However, after the glue to the magnet cap with a screen cap with a kit from and. I performed on a pair of Advance Model II 's with the 10 inch was! Model Fifteen and Acoustic Research AR-3a ) the refoaming process quickly and easily gobs of new glue refoaming is. Time, don & # x27 ; s available in clear and black color ) will work great fix... Caps are looking pretty ratty and dusty in some cases and can use refreshing.. 11.625 the foam surrounds crumble in your hands as your bass drops out on customs! ( Roll starts ): 5.875, this kit fits on ESS AMT models Infinity! About simply speakers experience here jazz, classic rock, C5 'vette, the classic speaker Pages discussion Forums concerned! Shim the VC air gap wires with solvents only buy what fits your need I `` thought '' I read. Telling us all of these different factors started, place a thin, flexible disc that 's glued a... Mess up those pristine looking 128H-1 woofers 's the right thickness for most models if needed I refoamed AR2ax! 6.1 ) if not, it will require updating Xenforo, before installing the latest of... Replace the surroundand make your speakers sound like new of it ratty and dusty in cases. Very easy to center the voice coil kit without shims could have been troublesome your. Need several items to make your speakers work like new to lower the dust caps are looking ratty... Ends = 9 I am about to break into refoaming speakers disc that 's glued at a single point the.