{"title":"Universal Headphone Cables","description":null,"products":[{"product_id":"grado-15-foot-6-3mm-headphone-extension-cable","title":"Grado 15 Foot 6.3mm Headphone Extension Cable","description":"\u003ch3\u003eHigh-Performance Headphone Extension Cable\u003c\/h3\u003e\n\u003cp align=\"justify\"\u003eWe know you're loving your Grado Labs headphones, but sometimes you need a little extra room to stretch out as you space out to your favorite music. The solution is a headphone extension cable. Make sure you get one that's the equal of your headphones. Otherwise, audio performance may be compromised.\u003c\/p\u003e\n\u003ch4\u003eHigh Quality Super Annealed Copper Wire\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThe high-performance Grado 12-Conductor Headphone Extension Cable is constructed from the same high quality super annealed copper wire as the X-Series headphone cables, with braided sheathing.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThese cables are available in 12-foot and 15-foot lengths. For longer lengths, these cables may be piggybacked up to three cables. Grado guarantees no degradation of sonic quality with Grado headphones while using their extension cable, so you won't have to worry about any performance compromise.\u003c\/p\u003e\n\u003ch4\u003e\"Works Flawlessly\"\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003e\"I use it with the Grado 225's, and it does exactly what it should. That means it doesn't change the sound of the headphones at all,\" reports user Tim M, \u003cem\u003eforums.stevehoffman.tv\u003c\/em\u003e.\/p\u0026gt;\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\"I've had one for about 10 years and I use it a LOT. I use it almost nightly to watch movies after my girlfriend goes to sleep. I drag it across the floor and throw it into a box when I'm done. I'm not nice to it and it still works flawlessly. I use it with Sennheiser HD380 Pro \u0026amp; Grado SR125 headphones,\" observes user synthfreek, also at \u003cem\u003eforums.stevehoffman.tv\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch4\u003eAn Excellent Choice for Any High-End Headphone\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThis extension cable is terminated with a 1\/4\" plug on one end and a 1\/4\" (6.3mm) jack on the other. It excels with any high-end headphone with a 1\/4\" (6.3mm) plug and is a particularly good accessory for Grado headphones.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv class=\"ec-titlebox-text\"\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f3b5.svg\" alt=\"music note emoji\" width=\"20\"\u003e  \u003cstrong\u003e40+ Years of Expertise\u003c\/strong\u003e — Since 1981, we've helped over a million music lovers find the right gear.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f504.svg\" alt=\"repeat emoji\" width=\"20\"\u003e  \u003cstrong\u003e60-Day Money-Back Guarantee\u003c\/strong\u003e — Take your time. Listen, enjoy, and make sure it's right for you.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4de.svg\" alt=\"phone emoji\" width=\"20\"\u003e  \u003cstrong\u003eReal Experts, Real Help\u003c\/strong\u003e — Our team is here to answer your questions at \u003ca href=\"tel:8009420220\"\u003e800-942-0220\u003c\/a\u003e, weekdays 9am–6pm EST.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f69a.svg\" alt=\"truck emoji\" width=\"20\"\u003e  \u003cstrong\u003eFree Shipping\u003c\/strong\u003e — On orders over $49, delivered to your door.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4b3.svg\" alt=\"credit card emoji\" width=\"20\"\u003e  \u003cstrong\u003eFlexible Payment Options\u003c\/strong\u003e — Financing available so you can start listening now.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Grado Labs","offers":[{"title":"New","offer_id":45980621635757,"sku":"NEW-GREXT","price":79.0,"currency_code":"USD","in_stock":true},{"title":"Demo","offer_id":45980621668525,"sku":"DEMO-GREXT","price":79.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/GREXT_01_2024__21319.1712065662.1280.1280_4aad4fad-43c0-41b2-86b1-b9432302a5d9.jpg?v=1778118834"},{"product_id":"kimber-kable-pbj-headphone-extension-cable-5-foot","title":"Kimber Kable PBJ Headphone Extension Cable - 5 Foot","description":"\u003ch4\u003eLiberate Yourself from Short Headphone Cords\u003c\/h4\u003e\r\n\r\n\u003cp align=\"justify\"\u003eDon't live your life three feet away from your hi-fi just because you want to enjoy headphone listening. Give yourself the freedom to wander your spacious living room or cavernous den with Kimber Kable's PBJ headphone extension cable. Plug one end of this liberating 15-footer into your preamp, receiver, CD player, or tuner, and plug the other end into your headphone cable and take a stroll. Or stretch out on the comfy couch clear across the room from your console.\u003c\/p\u003e\r\n\r\n\u003cp align=\"justify\"\u003eNot only does PBJ extend your headphone reach, but it also delivers the high quality sound that's Kimber Kable's hallmark. PBJ incorporates technologies found in Kimber's most costly reference models. Proven tri-braid Varistrand conductor geometry reduces interaction between signal and return while shutting out RF interference. Hyper-pure copper conductors are insulated with pressure-extruded Teflon dielectric for pristine signal transmission.\u003c\/p\u003e\r\n\r\n\u003cp align=\"justify\"\u003eThe PBJ headphone extension cable is 5 feet long with a flexible braided jacket terminated in Switchcraft 1\/4\" male and female phono plugs.\u003c\/p\u003e","brand":"Kimber Kable","offers":[{"title":"New","offer_id":45981842899117,"sku":"NEW-KKPBHP-5FT","price":100.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/KKPBJHP15_006__28494.1689623337.1280.1280_7dc53930-5c02-4681-95a1-7b41d26fc46b.jpg?v=1778118367"},{"product_id":"cardas-audio-clear-headphone-cable-for-sennheiser-hd800-headphones-1-5-meter","title":"Cardas Audio Clear Headphone Cable for Sennheiser HD800 Headphones - 1.5 Meter","description":"\u003ch3\u003ePremium Upgrade Headphone Cable for HD800\u003c\/h3\u003e\n\u003cp align=\"justify\"\u003eDiscover the full performance potential of your headphones with Cardas Clear Headphone Cable. This sonic upgrade boasts a separate cable for each ear. Each cable features concentric Matched Propagation Conductors designed by George Cardas and terminated like a miniature pair of Cardas Clear Speaker Cables, but with appropriate headphone termination. (See below for more information on Cardas Clear technology.)\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThe two parallel cables have a black-and-white fabric braid over the Alcryn jacket and are kept together with several anodized aluminum joiners. They also use a custom-machined Delron splitter.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThis cable has a Cardas stereo 1\/4\" male plug on one end and Sennheiser HD800-compatible connectors on the other end.\u003c\/p\u003e\n\u003ch4\u003eCardas Clear Technology\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eCardas Clear cables use newly applied technology that is George Cardas' breakthrough solution to the smeared, unfocused sound that's inherent in standard cable designs. Cardas Clear uses Matched Propagation Conductors to deliver what George calls \"an unprecedented window of clarity.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eClear technology is scientifically demonstrable. It presents a 'clear' technical solution to a core problem that is intrinsic to signal-carrying cables (speaker cables, interconnects, etc.) and will quite 'clearly' improve the sound of connected hi-fi and home theater components.\u003c\/p\u003e\n\u003ch4\u003eThe Trouble is Dielectrics\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eOne problem with standard audio cable designs is that the cable dielectric (also known as cable insulation) produces an electrical effect that interferes with the audio signal. While there is no current flow in dielectric materials, the dielectric accumulates and releases an electrical charge in response to the current flow in the conductor, much like the charging and discharging of a capacitor. But the electrical discharge from the dielectric is out of sync with the electrical signal in the conductor.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eWhile the electrical signal in the conductor moves at the speed of light, the charge propagation in dielectric material is limited to approximately 78 percent of the speed of light. The discharge of the dielectric lags behind the charge in the conductor, causing a smearing of low-level information in the cable.\u003c\/p\u003e\n\u003ch4\u003eThe Lagging Charge Problem\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eAt very high frequencies, cables can appear to propagate faster because the slower dielectric materials don't have the time to charge at very high frequencies, and the lag is diminished.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAt audio frequencies, however, this lag creates a noticeable problem. That's why dielectric manufacturers may brag about what their dielectrics will do at a million cycles per second, but don't talk about what they do at a thousand cycles per second, where the negative effects are audible. Jitter is one directly observable artifact of this conductor\/dielectric relationship.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eSome cable manufacturers try to compensate for this differential lagging in a cable by adding an electrical network (for example, by using a load coil), but the damage has already been done. Once the low level information in the signal has been smeared, it is lost and cannot be recovered.\u003c\/p\u003e\n\u003ch4\u003eThe Matched Propagation Solution\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eSince the so-called 'charge propagation velocity' of the dielectric can never equal the speed of electrical changes in the conductors, George Cardas' ingenious solution with Cardas Clear cables is to slow the conductor to match the rate of the dielectric.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eIn a concentrically stranded conductor with individually coated strands (such as the constant \"Q\" conductor used in Cardas cables) the vector velocity and decay time of the conductor can be matched to that of the dielectric by controlling the lay length progression (twists per inch or TPI) of successive strand layers.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eA matched propagation velocity conductor of this type, as used in Cardas Clear cables, mitigates the effects of capacitance much as a load coils do, but it does this continuously in the cable rather than at intervals. Eliminating the time delay between storage elements in the cable itself eliminates the bandwidth and dynamic range limitation seen in periodically loaded cables.\u003c\/p\u003e\n\u003ch4\u003eA Huge Dynamic Range of Resolution\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eClear has a constant transfer characteristic, exponentially lower resonance, and a huge dynamic range of resolution. Its Matched Propagation Conductors maintain low level information and natural transients in a way that no other cable can. It does not exaggerate the leading edge of the signals or smear low-level information as conventional conductors do. Clear maintains the overall time signature of the original sound elements making it easier to pick out what George Cardas calls \"the head in the choir or the emotion in the individual voice.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThe insights and technology in all the Cardas Clear cables brings a new level of clarity and realism to your listening experience.\u003c\/p\u003e\n\u003ch4\u003eSignal Propagation in a Cable\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThe signal in a cable is propagated two ways: electrostatically and electromagnetically. At high impedances, problems are predominantly related to electrostatics through the transfer of charge in the dielectric. As we've seen, George's matched propagation conductor resolves that issue.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAt low impedances, the situation changes. The signal is also transferred as current, because you need current to do work such as moving speaker drivers. So here the magnetic fields are the analogous issue.\u003c\/p\u003e\n\u003ch4\u003eInterconnects vs. Speaker Cables\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eBecause interconnect cables flow very little current, the 'magnetic shadow' from their magnetic field is tiny compared to their 'electrostatic shadow.'\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eSpeaker cable problems tend to fall in both worlds, though. That's because the impedance circuit can run from as little as 2 ohms or less in a loudspeaker to as much as 1000 ohms or more in a headphone.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eHow the magnetic fields interact with their surroundings is affected by the geometry of the cable. This is where Cardas Clear's constant \"Q\" conductors and Perfect Mirror Quadaxial (an application of Matched Propagation Technology) construction come into play.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAs George explains it, \"Perfect Mirror Quadaxial construction nulls the magnetic field of the cable from the perspective of the universe that surrounds the cable, so that the shadow of the cable's electromagnetic activity is not reflected in the signal.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eNulling the effect of the magnetic field removes one more cause of distortion from the musical signal. Combined with their groundbreaking elimination of differential lagging in a cable, Cardas Clear's constant \"Q\" conductors and Perfect Mirror Quadaxial construction create a cable that is breathtakingly clear, as the name suggests -- a cable that will let the full potential of your source material and system shine through.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/Short_History%20_Audio%20_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“A Short History of Audio Cable” by George Cardas (4mb PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/Short_History%20_Audio%20_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/DPV.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“Dielectric Propagation Velocity” by George Cardas (120k PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/DPV.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/Signal_Audio_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“Signal in an Audio Cable” by George Cardas (120k PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/Signal_Audio_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cardas","offers":[{"title":"New","offer_id":45982184931501,"sku":"NEW-CRHPCL800-1.5","price":880.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/CRHPCL800_NEW-LARGE__55210.1695239728.1280.1280.jpg?v=1778110583"},{"product_id":"cardas-audio-hpi-headphone-mini-cable-1-foot-straight","title":"Cardas Audio HPI Headphone Mini Cable - 1 Foot - Straight","description":"\u003cp\u003eCardas Audio HPI Headphone Mini Cable - 1 Foot - Straight\u003c\/p\u003e","brand":"Cardas","offers":[{"title":"New","offer_id":45982738350253,"sku":"NEW-CRHPI-STR-1","price":50.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/CRHPI_ST_ST-LARGE__65617.1692200350.1280.1280_5fe75795-7239-4ade-b3b7-bbce16cc9d05.jpg?v=1778141579"},{"product_id":"cardas-audio-clear-headphone-cable-for-audeze-headphones-0-5-meter","title":"Cardas Audio Clear Headphone Cable for Audeze Headphones - 0.5 Meter","description":"\u003ch3\u003ePremium Upgrade Headphone Cable for Audeze\u003c\/h3\u003e\n\u003cp align=\"justify\"\u003eDiscover the full performance potential of your headphones with Cardas Clear Headphone Cable. This sonic upgrade boasts a separate cable for each ear. Each cable features concentric Matched Propagation Conductors designed by George Cardas and terminated like a miniature pair of Cardas Clear Speaker Cables, but with appropriate headphone termination. (See below for more information on Cardas Clear technology.)\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThe two parallel cables have a black-and-white fabric braid over the Alcryn jacket and are kept together with several anodized aluminum joiners. They also use a custom-machined Delron splitter.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThis cable has a Cardas stereo 1\/4\" male plug on one end and Audeze-compatible connectors on the other end.\u003c\/p\u003e\n\u003ch4\u003eCardas Clear Technology\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eCardas Clear cables use newly applied technology that is George Cardas' breakthrough solution to the smeared, unfocused sound that's inherent in standard cable designs. Cardas Clear uses Matched Propagation Conductors to deliver what George calls \"an unprecedented window of clarity.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eClear technology is scientifically demonstrable. It presents a 'clear' technical solution to a core problem that is intrinsic to signal-carrying cables (speaker cables, interconnects, etc.) and will quite 'clearly' improve the sound of connected hi-fi and home theater components.\u003c\/p\u003e\n\u003ch4\u003eThe Trouble is Dielectrics\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eOne problem with standard audio cable designs is that the cable dielectric (also known as cable insulation) produces an electrical effect that interferes with the audio signal. While there is no current flow in dielectric materials, the dielectric accumulates and releases an electrical charge in response to the current flow in the conductor, much like the charging and discharging of a capacitor. But the electrical discharge from the dielectric is out of sync with the electrical signal in the conductor.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eWhile the electrical signal in the conductor moves at the speed of light, the charge propagation in dielectric material is limited to approximately 78 percent of the speed of light. The discharge of the dielectric lags behind the charge in the conductor, causing a smearing of low-level information in the cable.\u003c\/p\u003e\n\u003ch4\u003eThe Lagging Charge Problem\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eAt very high frequencies, cables can appear to propagate faster because the slower dielectric materials don't have the time to charge at very high frequencies, and the lag is diminished.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAt audio frequencies, however, this lag creates a noticeable problem. That's why dielectric manufacturers may brag about what their dielectrics will do at a million cycles per second, but don't talk about what they do at a thousand cycles per second, where the negative effects are audible. Jitter is one directly observable artifact of this conductor\/dielectric relationship.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eSome cable manufacturers try to compensate for this differential lagging in a cable by adding an electrical network (for example, by using a load coil), but the damage has already been done. Once the low level information in the signal has been smeared, it is lost and cannot be recovered.\u003c\/p\u003e\n\u003ch4\u003eThe Matched Propagation Solution\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eSince the so-called 'charge propagation velocity' of the dielectric can never equal the speed of electrical changes in the conductors, George Cardas' ingenious solution with Cardas Clear cables is to slow the conductor to match the rate of the dielectric.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eIn a concentrically stranded conductor with individually coated strands (such as the constant \"Q\" conductor used in Cardas cables) the vector velocity and decay time of the conductor can be matched to that of the dielectric by controlling the lay length progression (twists per inch or TPI) of successive strand layers.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eA matched propagation velocity conductor of this type, as used in Cardas Clear cables, mitigates the effects of capacitance much as a load coils do, but it does this continuously in the cable rather than at intervals. Eliminating the time delay between storage elements in the cable itself eliminates the bandwidth and dynamic range limitation seen in periodically loaded cables.\u003c\/p\u003e\n\u003ch4\u003eA Huge Dynamic Range of Resolution\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eClear has a constant transfer characteristic, exponentially lower resonance, and a huge dynamic range of resolution. Its Matched Propagation Conductors maintain low level information and natural transients in a way that no other cable can. It does not exaggerate the leading edge of the signals or smear low-level information as conventional conductors do. Clear maintains the overall time signature of the original sound elements making it easier to pick out what George Cardas calls \"the head in the choir or the emotion in the individual voice.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThe insights and technology in all the Cardas Clear cables brings a new level of clarity and realism to your listening experience.\u003c\/p\u003e\n\u003ch4\u003eSignal Propagation in a Cable\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThe signal in a cable is propagated two ways: electrostatically and electromagnetically. At high impedances, problems are predominantly related to electrostatics through the transfer of charge in the dielectric. As we've seen, George's matched propagation conductor resolves that issue.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAt low impedances, the situation changes. The signal is also transferred as current, because you need current to do work such as moving speaker drivers. So here the magnetic fields are the analogous issue.\u003c\/p\u003e\n\u003ch4\u003eInterconnects vs. Speaker Cables\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eBecause interconnect cables flow very little current, the 'magnetic shadow' from their magnetic field is tiny compared to their 'electrostatic shadow.'\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eSpeaker cable problems tend to fall in both worlds, though. That's because the impedance circuit can run from as little as 2 ohms or less in a loudspeaker to as much as 1000 ohms or more in a headphone.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eHow the magnetic fields interact with their surroundings is affected by the geometry of the cable. This is where Cardas Clear's constant \"Q\" conductors and Perfect Mirror Quadaxial (an application of Matched Propagation Technology) construction come into play.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eAs George explains it, \"Perfect Mirror Quadaxial construction nulls the magnetic field of the cable from the perspective of the universe that surrounds the cable, so that the shadow of the cable's electromagnetic activity is not reflected in the signal.\"\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eNulling the effect of the magnetic field removes one more cause of distortion from the musical signal. Combined with their groundbreaking elimination of differential lagging in a cable, Cardas Clear's constant \"Q\" conductors and Perfect Mirror Quadaxial construction create a cable that is breathtakingly clear, as the name suggests -- a cable that will let the full potential of your source material and system shine through.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/Short_History%20_Audio%20_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“A Short History of Audio Cable” by George Cardas (4mb PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/Short_History%20_Audio%20_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/DPV.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“Dielectric Propagation Velocity” by George Cardas (120k PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/DPV.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\u003cstrong\u003e\u003ca href=\"pdf\/Signal_Audio_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e“Signal in an Audio Cable” by George Cardas (120k PDF) \u003c\/a\u003e\u003c\/strong\u003e\u003ca href=\"pdf\/Signal_Audio_Cable.pdf\" target=\"_blank\" rel=\"noopener\"\u003e\u003cimg src=\"..\/..\/images\/pdficon_large.gif\" width=\"32\" height=\"32\" border=\"0\"\u003e\u003c\/a\u003e\u003c\/p\u003e","brand":"Cardas","offers":[{"title":"New","offer_id":45983179112621,"sku":"NEW-CRHPCLAZ-0.5","price":710.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/CRHPCLAZ_01_2024__51944.1718377951.1280.1280_e73fd50d-295a-443a-a064-dca07097c277.jpg?v=1778110613"},{"product_id":"grado-12-foot-6-3mm-headphone-extension-cable-12-conductor","title":"Grado 12 Foot 6.3mm Headphone Extension Cable 12 Conductor","description":"\u003ch3\u003eHigh-Performance Headphone Extension Cable\u003c\/h3\u003e\n\u003cp align=\"justify\"\u003eWe know you're loving your Grado Labs headphones, but sometimes you need a little extra room to stretch out as you space out to your favorite music. The solution is a headphone extension cable. Make sure you get one that's the equal of your headphones. Otherwise, audio performance may be compromised.\u003c\/p\u003e\n\u003ch4\u003eHigh Quality Super Annealed Copper Wire\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThe high-performance Grado 12-Conductor Headphone Extension Cable is constructed from the same high quality super annealed copper wire as the X-Series headphone cables, with braided sheathing.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003eThese cables are available in 12-foot and 15-foot lengths. For longer lengths, these cables may be piggybacked up to three cables. Grado guarantees no degradation of sonic quality with Grado headphones while using their extension cable, so you won't have to worry about any performance compromise.\u003c\/p\u003e\n\u003ch4\u003e\"Works Flawlessly\"\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003e\"I use it with the Grado 225's, and it does exactly what it should. That means it doesn't change the sound of the headphones at all,\" reports user Tim M, \u003cem\u003eforums.stevehoffman.tv\u003c\/em\u003e.\/p\u0026gt;\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e\"I've had one for about 10 years and I use it a LOT. I use it almost nightly to watch movies after my girlfriend goes to sleep. I drag it across the floor and throw it into a box when I'm done. I'm not nice to it and it still works flawlessly. I use it with Sennheiser HD380 Pro \u0026amp; Grado SR125 headphones,\" observes user synthfreek, also at \u003cem\u003eforums.stevehoffman.tv\u003c\/em\u003e.\u003c\/p\u003e\n\u003ch4\u003eAn Excellent Choice for Any High-End Headphone\u003c\/h4\u003e\n\u003cp align=\"justify\"\u003eThis extension cable is terminated with a 1\/4\" plug on one end and a 1\/4\" (6.3mm) jack on the other. It excels with any high-end headphone with a 1\/4\" (6.3mm) plug and is a particularly good accessory for Grado headphones.\u003c\/p\u003e\n\u003cp align=\"justify\"\u003e \u003c\/p\u003e\n\u003chr\u003e\n\u003cdiv class=\"ec-titlebox-text\"\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f3b5.svg\" alt=\"music note emoji\" width=\"20\"\u003e  \u003cstrong\u003e40+ Years of Expertise\u003c\/strong\u003e — Since 1981, we've helped over a million music lovers find the right gear.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f504.svg\" alt=\"repeat emoji\" width=\"20\"\u003e  \u003cstrong\u003e60-Day Money-Back Guarantee\u003c\/strong\u003e — Take your time. Listen, enjoy, and make sure it's right for you.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4de.svg\" alt=\"phone emoji\" width=\"20\"\u003e  \u003cstrong\u003eReal Experts, Real Help\u003c\/strong\u003e — Our team is here to answer your questions at \u003ca href=\"tel:8009420220\"\u003e800-942-0220\u003c\/a\u003e, weekdays 9am–6pm EST.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f69a.svg\" alt=\"truck emoji\" width=\"20\"\u003e  \u003cstrong\u003eFree Shipping\u003c\/strong\u003e — On orders over $49, delivered to your door.\u003c\/p\u003e\n\u003cp\u003e\u003cimg class=\"emoji\" role=\"img\" draggable=\"false\" src=\"https:\/\/s.w.org\/images\/core\/emoji\/17.0.2\/svg\/1f4b3.svg\" alt=\"credit card emoji\" width=\"20\"\u003e  \u003cstrong\u003eFlexible Payment Options\u003c\/strong\u003e — Financing available so you can start listening now.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Grado Labs","offers":[{"title":"New","offer_id":45983480086701,"sku":"NEW-GREXT12","price":109.0,"currency_code":"USD","in_stock":true},{"title":"Demo","offer_id":45983480119469,"sku":"DEMO-GREXT12","price":109.0,"currency_code":"USD","in_stock":false},{"title":"Open Box","offer_id":45983480152237,"sku":"OPEN-GREXT12","price":109.0,"currency_code":"USD","in_stock":false},{"title":"Cosmetically Blemished","offer_id":45983480185005,"sku":"BLEM-GREXT12","price":109.0,"currency_code":"USD","in_stock":false},{"title":"Factory Refreshed","offer_id":45983480217773,"sku":"RFRB-GREXT12","price":109.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0750\/3708\/1773\/files\/AGRAACCEXT_grande_b8a69b5f-edb8-4f07-856d-00d283f1f225.webp?v=1785610633"}],"url":"https:\/\/www.audioadvisor.com\/collections\/aycldt5p.oembed","provider":"Audio Advisor","version":"1.0","type":"link"}