RCA Type Plugs. The SMART Model at FAA 0. 00the multiple-awarded WBT nextgen. 8mm cable) £72 (per unit) £288 per box (4) Coherent Systems one of the very best dealers in the UK, WBT,World class cable connectors and accessories, Nextgen, angled banana plug. WBT NextGen Speaker Connectors The WBT NextGen connectors provide the best possible connection from the amplifier to the speaker cables. 99. − For wall thickness from 0. Furutech NCF Cable Booster. $37. The think tank of WBT has been working tirelessly for some years. I changed the two mos. Finishing Touches. Pack of 4 connectors. Designed after the WBT-0645 angled plug, the WBT-0610Cu banana plug enhances overall performance by utilizing pure copper for the signal connection. 1/4" - small parts and wire. The barrel is made of brass and finished in a matte black galvanized finish. WBT-0152 Ag has the more conductive and with the minus contact element connected brass clamping sleeve in order to provide the necessary electromagnetic shielding. Alma Music & Audio are based in San Diego and offer a wide range of electronics and loudspeakers from brands like MSB, Nagra, Innuos, and Boenicke. WBT-0152 Ag has the more conductive and with the minus contact element connected brass clamping sleeve in order to provide the necessary electromagnetic shielding. The WBT-0703Cu is an economy version of the WBT-0705 series. WBT. The product line has expanded to include functionally unique features that truly elevate them to the top. The NEW nextgen™ Banana Plug, made from fine silver. Fully insulated body is safe to use and conforms to international safety standards. It doesn’t take exhaustive listening sessions to understand why Moon Audio cabling has already achieved near-cult-like status. The contact elements are made of high-purity copper, second only to silver, in order. The KLEI Absolute Harmony plugs outer ring is constructed of a composite material, as opposed to all metal, and they appear to have only a small ‘dot’ of metal for the outer ring connection to the socket. Made from pure fine silver each post accepts 4mm2. • WBT nextgen™ 0114 copper RCA plugs for as good as it gets termination of Mission Mk. For more information on this product please click HERE. WBT-0710Ag WBT-0710Cu WBT-0710CumC WBT-0705Ag WBT-0705Cu WBT-0703Ag WBT-0703Cu WBT-0708Ag WBT-0708Cu. Wbt WBT-0152-AG Nextgen Rca Connector Ag After you finished purchases, please , we will combine your order and send revised invoice, then. KANGneei 4 Pcs WBT-0144 Gold Plated RCA Plug Lock Soldering. Question: Do all WBT products use the same size set screws? Answer: WBT connectors use Torx size 6 screw heads. constant current 30 A, admissible peak current. Moving outward to the edge of the cable you will find the interconnect is Teflon coated, covered in a protective layer of Techflex and then fitted with a highly regarded Cardas copper based WBT NextGen RCA connectors. $135. I had a customer - literally - hook up $22,000 MIT cables to the outputs, and they didn't like the insulated posts. Vorzugslängen 1,0 bis 3,0 m ab Lager. RCA Type Plugs. A secure connection is possible through an expanding inner spike which provides high clamping power. de. The E1X Integrated amplifier marks entry into our Advanced Integrated Platform that combines our high-resolution DAC, streamer, and phono stage designed with a powerful 200W Stereo amplifier in a single chassis. 11 WBT. The maximum size conductor that can be used is 1. Designed after the WBT-0645 angled plug, the WBT-0610Cu banana plug enhances overall performance by utilizing pure copper for the signal connection. Regards. For one thing, the drivers and the WBT-NextGen bi-wiring connector panel are absolute state-of-the-art. Portfolio 2013 - Audio PhysicThe WBT NextGen speaker binding posts are a pleasure to use and grip our cables’ spade lugs tightly with minimum hand effort. wbt,nextgen. The tightening nut acts as a vibration damper against impact sound as well as a pressure indicator. accepts banana plugs, spades, crimped cable ends (6mm²/11AWG) Max. The connectors have also been upgraded; after extensive testing, Moon Audio selected the new WBT Nextgen WBT 0102Ag for unbalanced RCA and the Furutech FP-601 in rhodium for XLR. Opens in a new window or tab. RCA to RCA. Designed after the WBT-0645 angled plug, the WBT-0610Cu banana plug enhances overall performance by utilizing pure copper for the signal connection. WBT-0201: chassis RCA socket (Red)Product Description WBT WBT-0681 Cu Spade Price is per plug (single). 00. 01-B Topline Gold Plated - Black . 01. A secure connection is possible through an expanding inner spike which provides high clamping power. Nextgen™ – nová generace RCA konektorů od WBT -nextgen™. The build quality is exceptional no matter which model you choose. It is fully insulated using Makrolon® and a member of the nextgen family. WBT 0705-Ag NextGen Pole Terminal WBT nextgen Pole Terminals are designed to control mechanical and electrical vibrations to keep your sound as pure as possible. image. Weight. image image. SKU: WBT-80912. Tools. I changed the two mos. Grants highest conductivity. A characteristic impedance of 75 ohms makes this a perfect match for digital audio and video. 24bit Data to 192ks/s and DSD64: 10/100 Ethernet. Yes, a SET. home products contact links faq nextgen. Binding Posts. wbt,nextgen. WBT - 0610Ag. WBT-0144 WBT-0147. The transmission bandwidth is 1 GHz. WBT-0708 Cu nextgen Pole Terminal. High-purity copper contacts with nickel-free, 24k gold-plating, or Passivated pure fine silver contacts, depending on model. view here. The base body of the spade represents a nearly metal-free. The Silver Dragon V2. the dac's going back to the manufacturer shortly for a blackgate cap conversion and they'll fit the second pair. A pair of WBT NextGen speaker binding posts join the XRL and RCA input pairs and a switch for selecting between the two. […]In case anyone's thinking about doing this, I can confirm that the results were indeed worthwhile. 8mm (1/32") thick and a maximum of 10mm (1/2") thick with the proper mounting insulation. The basic element having influence on the sound quality of WBT-0102 Ag is the Central Contact Unit which has been developed exactly the same way as for the plug model WBT-0110 Ag: minimal mass of signal conductors made of fine silver. WBT-0610 là bắp chuối thuộc dòng Next-gen chất liệu đồng nguyên chất, mạ vàng 24k , bên ngoài được bảo vệ bởi lớp polyme cao cấp. 3mmフラット型コネクター） 外径 19. Show 2022 has been the talk of the show. 0201 • Midline. Tools. More results. In terms of sockets, there is mixture of Eichmanns and WBT Nextgen fitted, depending on the relevant application. The KS 1126 is the new silver/copper combo version in balanced form. The M30. Technical specifications. It is constructed of Ultramid® and available in nine different colors for multi-channel identification. VH Audio is stocking this cable by popular request. 00 . WBT Nextgen Sandwitch spade 6mm, WBT-0661 Ag (1pcs). Johnny. org. . RCA Type Plugs. Set screw. pend. 5 million new downloads per year. Imposing, with black anodized aluminium glowing with HAL 9000 inspired red LED’s, the Black system was a high-end coming-out party for the company. The. WBT-0610Ag WBT-0661Ag WBT-0681Ag • Topline. Their angled design allows for smart cable guiding anextgen™ - The next generation of WBT connectors » more about the awards It was turn for the well-tried WBT Sandwich Spades to undergo their very special 'nextgen' update. New thing is that the base body of the spade now represents a. Sonically, Silver Dragon is a model of smooth, rich midrange response—faithful to the real thing in its neutrality, color saturation, and. It is fully insulated using Makrolon® and a member of the nextgen family. In conclusion the 0108 connectors had more fat and body than the nextgen connectors but the WBT-0110 Cu outperformed the 0108's in every other way. yesterday I replaced my binding posts on my rogue audio m150 monos with the highly regarded wbt nextgen copper binding posts and yes there was more detail,but it was. S. 25” high while offering 180 Watts of output power into 8 Ohms and 250 Watts into 4. 5 WBT FAA27100085 Hours Delivery DETAILS REQUEST Voluntary Programs 1 WBT AIR NAVIGATION SERVICES. On top of that, the WBT NextGen connectors remain gain-free and transparent even at peak volume (if that ever happens). WBT NextGen = more natural but still hifi and a little dry sounding caused by their pure copper metal. WBT-0703 Ag Speaker Terminal Nextgen. Was macht eigentlich ein Art-Director in einer Werbeagentur?WBT production: Completely made in Germany nextgen™: A technological milestone Background: The true importance of surfaces at an interface nextgen™: Feel what you hear Recognizable quality: WBT-signet WBT-PlasmaProtect™ – A leap in quality for audio connectors WBT products 30 RCA connectors // nextgen™ // RCA plugsWBT production: Completely made in Germany nextgen™: A technological milestone Background: The true importance of surfaces at an interface nextgen™: Feel what you hear Recognizable quality: WBT-signet WBT-PlasmaProtect™ – A leap in quality for audio connectors WBT products 30 RCA connectors // nextgen™ // RCA plugsWBT production: Completely made in Germany nextgen™: A technological milestone Background: The true importance of surfaces at an interface nextgen™: Feel what you hear Recognizable quality: WBT-signet WBT-PlasmaProtect™ – A leap in quality for audio connectors WBT products 30 RCA connectors // nextgen™ // RCA plugswbt,nextgen. WBT 0703-Cu NextGen Pole Terminal WBT nextgen Pole Terminals are designed to control mechanical and electrical vibrations to keep your sound as pure as possible. WBT 0210-CuMs RCA Female Jack WBT nextgen RCA Sockets deliver enormous signal bandwidths for all your analog and digital needs. the 'experiment' was a combination of silver wiring and point-to-point above a copper ground plane. Most amplifiers, for example, will have the generic type gold-plated (over brass) sockets. I put a pair of the silver wbt jacks into my rogue amp at the weekend and there was a definite improvement in transparency and palpability. Tools. AD found the Heimdalls, used in generous lengths between preamp and power amp, to be the biggest bargain of. There’s a satisfying mellowness to its character—one that doesn’t exactly soften transients (there’s plenty of snap and speed to go. WBT-0681 Ag Nextgen Sandwich Y Spade Fork Plug HiFi Audio Speaker Wire Connector. *** Lisa ostukorvi Vaata lähemalt. Hold that thought. nextgen TM. WBT-0201: chassis RCA socket (Red)Silver plated studio grade XLR connectors or WBT Nextgen silver RCA's are included. Now 6900 is gone and it's upgraded to 402 power amp. download spec sheet (0210 Cu) download spec sheet (0210 Cu Ms) wbt,nextgen. 5 to 6 mm² /AWG 15 to 9) special Crimping Pliers for the above mentioned tasks and a Crimpset for starters. 5″ wide, that comes with a silver or black chunky aluminum faceplate. versus. WBT Nextgen Copper package in copper: 4 pcs. nextgen TM. Upgraded Rike PIO input coupling capacitors; Khozmo stepped attenuator with gold-plated connections; Furutech gold-plated IECWBT Nextgen RCA Socket Gold Plated Black. Add to Cart In conclusion the 0108 connectors had more fat and body than the nextgen connectors but the WBT-0110 Cu outperformed the 0108's in every other way. Thanks to its all-round insulation and the additional safety pin, it offers today’s Hi Fi enthusiasts an unusually high level of application security. WBT-0152 is a product of the Nextgen series, the next generation of WBT's RCA type connectors. Bel Canto was founded in 1991 by John Stronczer and the company’s first product was a single-ended amplifier built around the 845 power triode. Roar. WBT-0610 Ag is also cable-friendly: the. • Epoxy potting hermetically seals the termination of wire and connector and improves ESD performance and reduces the unavoidable EM refl ections lowering the standing-wave ratio (SWR). Binding Posts. Tools. This effect is unavoidable with larger metal masses and has a measurable influence. wbt. 5" D. The product line has expanded from the first RCA type plug to include male and female RCA type connectors, binding posts, banana plugs and spade lugs with functionally unique features that truly elevate them to the top. It’s available both as a copper version Spectrum Cu with WBT NextGen Cu rca’s, and a silver version Spectrum Ag with WBT NextGen Ag rca’s. (25815) NextGen Advanced Navigation BB-WBT Active AIR-940 AIR-940 BB-WBT. BRIEFING. CE and IEC conformant. The model WBT-0114 offers a perfect combination of a robust, stable plug body and a filigree signal con ductor with reduced mass placed in the front part of the plug. wbt,nextgen. posts. The spec sheet also lists "upgraded Rike PIO input coupling capacitors, A Khozmo stepped attenuator with gold plated connections as. wbt. Like the WBT-0645, the nextgen™ banana connector also takes up less space when installed and allows equipment to be set up more compactly when space is at a premium. * View available colors. Renowned for their technological innovation and superior craftsmanship, WBT produces products that enhance audio performance. Marten uses WBT Nextgen terminals and internal wiring by Jorma Design along with two 7” ceramic mid/woofers and a ceramic tweeter, all fed from a quasi 1st order crossover. Products. WBT-0710Ag WBT-0710Cu WBT-0710CumC WBT-0705Ag WBT-0705Cu WBT-0703Ag WBT-0703Cu WBT-0708Ag WBT-0708Cu • Signature. WBT-0114CU Nextgen Copper RCA Connector- Solder version. The body is constructed with brass and then platinum plated to give a nice asthetic appeal. 5m pair) The Heimdall interconnect uses four 26-gauge Micro Monofilament conductors, wrapped with a braided shield and covered with an FEP jacket. The angled 0610 slant bananas are particularly suitable for larger, heavier cables and puts less strain on both cable and socket. A new (2007) version of the WBT-0150 connector. home products contact links faq nextgen. WBT - 0645WBT-USA. Neutrik = cheap, very cheap. Their collet chucking devices provide ample contact pressure and their torx screws provide cable-strain relief. Platinum. Connector: WBT Nextgen binding posts Dimensions (HxWxD): 306 x 190 x 184mm Veneer: olive. Bananas & Spades. 5 mm − Recommended distance between two terminal centres: 30 mm − Recommended tightening torque for the counter nut (4): 1. The WBT file extension indicates to your device which app can open the file. Finishing Touches • Signature. Wbt 0210 cu nextgenupdate Cu (Ms - metal nut) RCA "NextGen" Gold-Plated over Copper, Female Jack, Mounting Hole 12mm Note: 40% Off Special BULK BUY Pricing WBT nextgen RCA Sockets deliver enormous signal bandwidths for all your analog and digital test1. Login or Register to get notices on stock update. 99. 1-30. WBT RCA Connectors — Parts Connexion. WBT - 0703Cu. Stock. The speaker weighs 29lb and measures approximately 8" W × 16" H × 12. High end Performance Audio Binding Post WBT 0730 Signature Platinum Pole Terminal Speaker Binding post. Fully insulated body is safe to use and conforms to international safety standards. FAA21000155. It may very well be the best bang-for-the-buck phono cable on the market right now. whatjd 06-24-2006 7:18pm. Yes, a SET. (2) KONEKTOR PL D10 VIC Made In Rusia. If this size spade fits your amplifier, we have them available in both silver and copper versions for purchase. undistorted and low-loss transmission of signals / current and 2. 8 Nm WBT- 0710 Cu mC E Component List Signal conductor, pure copper 1 2 Pressure Nut PA 6. WBT's flagship terminal with. The silver version sounds cold and thin. The WBT-0703Cu is an economy version of the WBT-0705 series. Traduzione di "WBT" in italiano. wbt,nextgen. 102011007940) Pole terminal for cabinet wall mounting, plug - / solderversion 1. The Swiss manufacturer has offered its innovative and beautiful loudspeakers since 1999 — the Boenicke W8 on display at T. Fully insulated. The tightening nut acts as a vibration damper against impact sound as well as a pressure indicator. WBT-0705 Cu: nextgen Pole Terminal, pure copper (White) WBT-0705Cu : £61. $14. Design and Construction. WBT -0210 Ag Nextgen. 5W: Internally Set Operating Voltages: 100-120VAC or 230-240VAC 50/60 Hz: Size: 17. With their sophisticated signal conductors made of pure copper or fine silver in combination with innovative functional materials, the nextgen™ series offers everything the audiophile heart desires. WBT Nextgen Silver RCA. Bananas & Spades. WBT Connector 0610-Cu Series NextGen Angled Banana Plug. WBT-0703 and WBT-0708 NextGen binding posts are brand-spanking new, and arguably the best quality-to-price ratio of any binding post on the market. The new model is nextgen™ through and through and therefore provide faithful signal transfer and an authentic sound experience. HOT new products: V-Cap Capacitors. 65 watts into 8 ohms, 105 watts into 4 ohms, CLASS "A" 0 - 100kHz ( 9 x 4. Delicately formed from fine silver - the signal line for the new nextgen™ banana plug WBT-0610 Ag. 99. RCA Type Sockets. WBT-0645. nextgen™ pole terminal with signal conductor made of pure copper. The E1X Integrated Amplifier weighs about 15 lbs. The new Spectrum interconnects are extremely flexible and lightweight cables. WBT NEXTGEN WBT-0703Cu【4個 (赤×2/白×2)】【お取り寄せ】. Sous la RCA WBT Nextgen, on aperçoit les deux interrupteurs de sélection. Active bass module with comprehensive correction options, WBT "Nextgen" connectors, 80 memory slots for presets as well as own compensation settings. The 40th Anniversary model differs from the regular P3ESR ($2,295, £1,795, AU$3,450) in that it features higher quality WBT-Nextgen binding posts, British-made poly capacitors and Harbeth's 40th. Fits cable up to 9. The other change is that the M30. And I know you use high quality components. Browse our collection of WBT RCA connectors and find the best match for your system. The sound is clearer, and notably more substantial and spatial. 00. Prisen er for et sæt med 4 stik. WBT products are very popular with audio cable and equipment manufacturers worldwide and can be found. 97. 8mm (1/32") thick and a maximum of 10mm (1/2") thick with the proper mounting insulation. Their diverse product range includes RCA plugs, loudspeaker connectors, and more, designed. NextGen: Electronic Flight Bag (2 hours) OPS – FT. Like Harbeth's Monitor M30. home products contact links faq nextgen. Bananas & Spades. WBT-0710Ag WBT-0710Cu WBT-0710CumC WBT-0705Ag WBT-0705Cu WBT-0703Ag WBT-0703Cu WBT-0708Ag WBT-0708Cu • Signature. For one thing, the drivers and the WBT-NextGen bi-wiring connector panel are absolute state-of-the-art. Und was macht eigentlich "menschliche Sicherheit" aus? munichre-foundation. 5 x 12[inches], 216 x 88 x 305[mm] (WxHxD) Weight: 15 lbs, 7 Kg: Features and specifications are subject to improvements and changes without prior notice. I'm making plans for my 6 channel amplifier (s), 3-channels in 2 chassis for my active system. 8mm cable) £58 (per unit) £232 per box (4) WBT-0152 Au Nextgen. WBT-0210 Ag nextgen™ RCA type socket: same, but made from pure silver WBT-0800 silver solder: 4% Ag, 0. Frequent Flyer. The Nextgen Signature Series. But what makes the Bel Canto REF600M (link to check the price at Dedicated Audio) so special? Well, it can deliver 600 watts weighing only 7 kilograms. This binding post features a patented rotating collar design that requires only finger tightening to securely fasten a spade. org. RCA Type Sockets. 2 40th Anniversary Edition is upgraded with WBT NextGen binding posts, British-made polypropylene crossover capacitors, and what Harbeth describes as "40th Anniversary ultra-pure OFC internal cable. New thing is that. or Best Offer. Introduction: Several weeks ago I changed my connectors on my two sets of unbalanced interconnect to the WBT nextgen (WBt--110Cu). WBT-0610CuR. WBT-0610 Cu RoHS compliant Accessories / useful tools: WBT offers a wide range of crimping accessories: Cable end sleeves pure copper, gold-plated (from 0. WBT-0705 Cu: nextgen Pole Terminal, pure copper (Red) WBT-0705CuR : £61. Loudspeaker Binding Posts: WBT-NextGen bi-wiring connectors Warranty: Five years Dimensions: 23 x 105 x 45 cm (WxHxD) Weight: 28. The copper version of the WBT-0703Ag. Sandwich Spade. Traduzione di "WBT" in italiano. So, uninsulated is a custom option)Parts quality is extremely high—copper film caps, precision metal film resistors and WBT Nextgen binding posts with silver-plated copper. image. A hybrid composite of the finest functional materials is made into high-performance products here. WBT-0610 is designed in accordance with the WBT nextgen™ principle. 000. And there’s only one pair; the M4s are not meant to be bi-wired or bi-amped. Even WBT spades dont have the surface area contact patch that these VERASTARR custom spades do. 1. As a long-time user and aficionado of the BBC LS3/5a, I was particularly keen to hear how each model would fare in a side-by. 99 . The Harbeth Monitor 40. Vana's CTO Roy Feldstein personally delivered the Marten Duo speakers. With puzzle plate (s. and sits a mere 3. . 5mm. 5 mm. H. Cable diameter: up to 9 mm. These connectors use Ultramid® material for the. While using only one hand, cables can be connected in tight spaces with just thumb. The greater clarity, detail, slam impact and overall purer sound from the WBT nextgen's made them the clear winner in my system. Low Stock ( 2 ) Quick Shop. Epoxy potting hermetically seals the termination of wire and connector and improves ESD performance and reduces the unavoidable EM reflections lowering the standing-wave ratio (SWR). Kudos Audio have been working with industry leaders Linn to bring the incredible performance of Linn Exakt to the Kudos range of loudspeakers. Add to Cart . Shipping Time: 72 Hours. I prefer the stealthy black. 6,This means that nextgen™ pole terminals offer an unrivalled level of transfer safety and, in conjunction with the WBT-0718 nextgen™ impact sound interrupter, define the boundaries of what is technically possible. 3 mm (WBT-0152 series). Jakarta Barat Audiopartz. The nextgen WBT-0610 series is designed to provide easy DIY-ability and expert acoustics. Reviewer: Maarten van Casteren - TNT UK. 3:1 Polyolefin heatshrink - B2 (3X) is extremely versatile because of its ability to shrink to 1/3 its original diameter. 999% pure silver with a Teflon insulation. This means you don't have to worry about heatshrink sliding off your work or looking sloppy after secured. This effect is unavoidable with larger metal masses and has a measurable influence. All-time. The direct 24 carat gold plating is nickel-free, thus non-magnetic. For one thing, the drivers and the WBT-NextGen bi-wiring connector panel are absolutely state-of-the-art. 6 fibre-glass reinforced 1Introduction: Several weeks ago I changed my connectors on my two sets of unbalanced interconnect to the WBT nextgen (WBt--110Cu). Parts Express stocks a complete selection of RCA connectors, phono plugs and jacks, manufactured with a variety of feature sets for every application. The silver version is made of pure silver. The tightening nut acts as a vibration damper against impact sound as well as a pressure indicator. 99 Furutech AG-12 IC (straight DIN) - $657. Tools. This is the "Liveline" - musical inspiration at first bar. WBT-0681 Ag nextgen 8mm spade. Finishing Touches • nextgen. Sold in a kit of 4, and includes WBT solder and Torx key. Eichmann Silver bullet plugs VS WBT Nextgen. The eucalyptus finish is also exclusive to the M30. The speaker terminals are WBT Nextgen, a single pair, not biwirable. ACI 600 Technology. − impact sound interrupter WBT-0718, cabinet wiring with nextgen TM female blade connector WBT-0650/-0655, 30 A with contact retaining and vibration damping WBT-0703 Cu E IEC, EN and RoHS compliant UL – style: V1 Component list Base element, PA 1 Signal conductor, Cu 1 Pressure nut, PC 1 Marking ring, PA 1 Pressure ring, PC 1The M30. The WBT-0114 is a replacement for the WBT-0144 classic connector. Only by dropping the gold plated decorative covering rings and pressure nut caps we were able to reduce their costs by as much as 50%. nextgen™ - a new generation of connectors from WBT 75-ohm characteristic impedance means that these sockets not only transmit superb analogue signals but also outstanding digital audio and video signals. It is constructed of Ultramid® and available in nine different colors for multi-channel identification. The new WBT-0708 nextgen™ pole terminal preserve valuable resources of non-ferrous metals and conduct signals and sounds – not however, rather exactly for this reason - better than any other before them. 04 kg. Audio Note AN-La Copper Litz Speaker Cables For Sale - Canuck Audio Mart. If found very positive improvements when several connectors were upgraded in the audio chain to the WBT nextgen but when they are all removed and upgraded the. BB-WBT FAA25815 (25815) NextGen Advanced Navigation BB-WBT Active AIR-940 AIR-940 BB-WBT FAA25835 (25835) Aircraft Electromagnetic Compatibility (EMC) (Rev 3). In place of the standard 404's 57,000µF of PSU 'storage', the 404 Reference has. The barrel is made of brass and finished in a matte black galvanized finish. The Black is a three-box system that was not exactly a dual mono amp and preamp combo. wbt,nextgen. home products contact links faq nextgen. When ordered in pairs, you will receive one red, one white, to identify +/-.