These Backplane Connectors and systems such as the ExaMAX® high-speed backplane system offer 56 Gbps PAM4 performance. Type S (same-side) and Type O (opposite-side) contact layouts allow for mirrored contacts. Contact us today for more details of XCede HD2 PN919-611B-C0HXCede, High speed backplane connectors, bp stkr, 4-Pair, Right Polarizing. refer tb-2307 for xcede hd plus product specifications 6. 10164741-904LF. 2 Commercial Standards 2. 4. Amphenol is one of the leading manufacturers of backplane connectors. High-performance system. XCede, High speed backplane connectors, 2-Pair, 6 Position, Right Polarizing a. 5. XCede® HD 1. Contact us today for more details of XCede HD Plus, part number 926-401J-40HHigh-speed, high-density backplane systems include ExaMAX® and XCede® HD in a variety of pair and column counts. Features. XCede HD Plus, Backplane Connectors, Vertical Header, 4-pair, 6-column, Left End Wall, With Extra Ground. XCede HD Plus, Backplane Connectors, Vertical Header, 4-pair, 6-column, Right Polarized Guide, With Extra Ground. 1. XCEDE HD PLUS Amphenol Communications Solutions XCede HD Plus 915-310B-F0H. 5. XCede® HD backplane connector achieves high performance (up to 20 Gb/s) in a Hard Metric form factor. § Differential pairs 28-84 per inch (11-33 differential pairs perSamtec's XCede HD small form factor high-density backplane system is ideal for density-critical applications. Engineering News. XCede HD, Backplane Connectors, Right Angle Header HSD, 4-pair, 4-column, 85ohms. 8 mm, Header, Press Fit. 2. XCede HD, Backplane Connectors, Vertical Header, 6-pair, 4-column, Right End Wall, Standard Sidewall. XCede Plus, High speed backplane connectors, 4-Pair, Left Wall. for connector repairability, use keepout zone. Amphenol's Flat Flexible Cable (FFC) Jumpers are available in a wide range of standard cable lengths to meet the wide range of flexible interconnect requirements between two PC boards. pair connector, leadfree part no. Buy XCede HD Plus Series Backplane Connectors. c-jx419-50137 a creo files jx419-50137. Mouser offers inventory, pricing, & datasheets for Amphenol Xcede Series High Speed / Modular Connectors. XCede, High speed backplane connectors, 6-Pair, 6 Position, Open. 2 617-1421-010 xcede hd plus 4pair stiffener 1 1 915-420b-b0h xcede hd plus 4pair hsd mod w/ xg, 6p0s, 85ohms, . Mouser Part # 200-BSP-226769-01. Situated at 106-1208 Wharf St in Victoria, FX Connectors Ltd is a merchant included in the foreign exchange brokers section of Canpages. . XCede, High speed backplane connectors, 6-Pair, 6 Position, Open. asm jx419-50138. 7. Part #. TB-2237 XCede HD Routing Guidelines . XCede HD connector system. The XCede ® HD Plus backplane connector achieves high . 2. Connector Type: Board to Board Connector; PC Card Connector; Geometry: Right Angle; Termination: Press-Fit; Home. 00mm FFC/FPC ZIF Connectors. 1. refer tb-2307 for xcede hd plus product specifications. XCede, High speed backplane connectors, 4-Pair, power, 1 up. XCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 6-pair, 6-column, 100ohms. 2. XCede ® HD and XCede ® HD Plus, this connector provides . XCede HD achieves the highest performance in an HM compatible form factor. 1 EIA-364-B Electrical Connector Test Procedure Including Environmental Classifications. 80 mm High-Density Backplane Vertical Header. 2 GR-1217-CORE-Generic Requirements for Separable Electrical Connectors used in Telecommunications HardwareXCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 4-pair, 8-column, 85ohms. Offering a linear density of up to 84 differential pairs per inch (33 differential pairs per centimeter), the XCede ® HD connector meets requirements of high density architectures with 35% increase in density as compared to standard XCede ®. XCede HD, Backplane Connectors, Right Angle Header LC, 4-pair, 6-column, 85ohms. Amphenol offers super-speed, ultra-low latency 5G interconnect solutions with compact and lightweight form factor for enabling 5G along with supporting all sub applications like BBU, RRU, Edge Servers and Transponders. com. Request a Quote Email Supplier Datasheet Suppliers. A ROBUST SOLUTION FOR TIGHTER CARD PITCHES AND CHASSIS DESIGNS XCede® HD backplane connector achieves high performance (up to 20 Gb/s) in a Hard Metric. Engineering News. While Amphenol’s OverPass products, like microLinkOVER™ and. Features. XCede HD, Backplane Connectors, Right Angle Receptacle LC, 6-pair, 6-column, 85ohms. For 3D Models suitable for EM Field Solvers, please contact Samtec’s Signal Integrity Group. DETAILS. 0177" drill, nano ni, std gold 1. 0177" drill, nano ni, std gold 1. ExaMAX® enables up to 56 Gbps performance and allows designers the option to optimize density or minimize board layer count. Xcede® HD High Speed Backplane Connectors. 5. Newark offers fast quotes, same day shipping, fast delivery, wide inventory, datasheets & technical support. TECHNICAL INFORMATION MATERIAL Contact Finish Area: Gold Contact Base Metal: High performance copper alloy Housings: Glass reinforced polyester (LCP). Amphenol Communications Solutions XCede high-performance backplane connector system. Order today, ships today. Buy XCede HD Series Backplane Connectors. High Speed / Modular Connectors 10164741-904LF-HM2 RAR TYPB8 SCALABLE. 90 16. The XCede HD, XCede HD PLUS & XCede HD2 daughtercard connector can be assembled using individual segments up to 8” in length (8 inches for 3 and 4 pair connectors and 6 inches for 6 pair connectors), and segments may be joined after individual pressing to total over 18” in length. 1 DOCUMENTS 2. Farnell UK offers fast quotes, same day dispatch, fast delivery, wide inventory, datasheets & technical support. Contact us today for more details of XCede HD Plus, part number JX419-50137 Toggle Nav. DESIGNED TO ACHIEVE 32G DATA RATE REQUIREMENTS. 00mm pitch (FF5026) and 050mm pitch (FF3025). drw amphenol xcede hd plus configurator ver210701 size d scale 1/1 sheet 1 of 2XCede ® HD and XCede ® HD Plus, this connector provides . for connector repairability, use keepout zone. 6. Buy 926-401J-40H - Amphenol Communications Solutions - Connector, 4 Col x 4 Diff Pair, XCede HD Plus Series, 1. High Speed / Modular Connectors XCede HD High-Density Backplane Custom Right-Angle Module BSP-226769-01; Samtec; 1: $29. Distance Graph showing the "Max Force Per Pin" zone. XCede HD Plus, Backplane Connectors, Vertical Header, 3-pair, 8-column, Left End Wall, With Extra Ground. Small form factor high-density backplane system ideal for density-critical applications, with a modular design and optional features for flexibility and customizable solutions. Contact us today for more details of XCede HD Plus, part number JX419-50141. Contact us today for more details of XCede, part number 940800B70H 940800B70H | XCede Plus | AmphenolXCede Plus, High speed backplane connectors, 4-Pair, Right Polarizing. 20mm HPTS Power Modules feature press-fit tails, vertical mounts, and come in a variety of body heights to match signal module pair count. Contact us today for more details of XCede HD Plus, part number JX419-50139. see tb-2237 for routing guidelines. Newark offers fast quotes, same day shipping, fast delivery, wide inventory, datasheets & technical support. 33 Figure 16: Force vs. 12 "k" tail length (1. Pricing and Availability on millions of electronic components from Digi-Key Electronics. 1 XCede HD Daughtercard. For example, Mini Cool Edge, Swift, and Flash support 112Gb/s channels with intra-box point-to-point connectivity. The use of polymers in a resonance-damping shield enables low crosstalk across a wide frequency range. Order today, ships today. Distance Graph showing the "Max Force Per Pin" zone. Amphenol Communications Solutions XCede® connector platform is designed for 25 Gb/s performance to provide the headroom to support future high-speed, serial data rate requirements demanded by next-generation equipment in data centers. 28G ADDITION TO THE XCEDE ® HD FAMILY XCede ® HD plus leverages the same. XCede HD, Backplane Connectors, Right Angle Receptacle LC, 2-pair, 4-column, 100ohms. Lowest profile height. XCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 3-pair, 4-column, 85ohms. Notes1: XCede HD RAM and XCede HD Inverted RAM use the same tool of XCede HD Daughter. rev see tables 1 & 3 n/a drawing no. 20mm Power Modules. Search. XCede HD, Backplane Connectors, Vertical Header, 4-pair, 4-column, Left Polarized Guide, Standard Sidewall. English. 1. Typically, XCede HDMinitek 2. TARGET MARKETS. Multiple signal/ground pin staging options. XCede, High speed backplane connectors, 6-Pair, 8 Position, Right. 00 mm contact wipe on signal pins;. 1. Vertical or Right Angle. XCede, High speed backplane connectors, 6-Pair, 6 Position, Open. Please confirm configuration with the Series Print before final design in. Samtec's XCede HD consists of signal, power, and keying/guidance modules for incredible design flexibility, combining a small form factor for significant board and system space savings. The series offers mechanical. TB-2308 XCede HD Plus Connector Design Guidelines . XCede HD Plus, Backplane Connectors, Vertical Header, 4-pair, 8-column, Open Wall, With Extra Ground. . Target Markets & Applications. XCEDE HD PLUS Amphenol Communications Solutions XCede HD Plus 915-431B-F0H. Farnell Israel offers fast quotes, same day dispatch, fast delivery, wide inventory, datasheets & technical support. The system's modularity allows designers to. TB-2308 XCede HD Plus Connector Design Guidelines . xcede hd backplane assembly 4 pair connector, leadfree part no. XHD2 DC with A wafer extra ground is mated to XCede HD PLUS (hereinafter XHD+) or XHD2 backplane module assemblies (hereinafter BMAs) with extra ground BMAs. 0. 7mil Compliant Pin Critical Zone 12 Figure 8: XCede® HD, XCede® HD Plus and XCede® HD2 15. 1 XCede HD , XCede HD PLUS & XCede HD2 Daughtercard Customer Use Drawings 2. The XCede ® HD Plus backplane connector achieves high performance (up to 28+ Gb/s) in a Hard Metric form factor. asm jx419-50141. 提供集成式导引、锁合以及顶针侧壁. 1 EIA-364-B Electrical Connector Test Procedure Including Environmental Classifications 2. XCede ® HD2. Amphenol Xcede Series High Speed / Modular Connectors are available at Mouser Electronics. We’ll connect you with a product specialist who can help you find the answers to your specific application questions. Engineering News. 1. 2. 7mil Compliant Pin Critical Zone 12 Figure 8: XCede® HD, XCede® HD Plus and XCede® HD2 15. XCede HD, Backplane Connectors, Right Angle Header LC, 4-pair, 10-column, 85ohms. Signals are front (top) loaded and may be removed/replaced without removing module from circuit board. Connector Type: Board to Board Connector; PC Card Connector; Geometry: Right Angle; Termination: Press-Fit; Home. Features. 1 XCede HD , XCede HD PLUS & XCede HD2 Daughtercard Customer Use Drawings 2. 1 EIA-364-B Electrical Connector Test Procedure Including Environmental Classifications 2. Offering a linear density of up to 84 differential pairs per inch. 1. plating thickness of signal contact and ground contact is determined by plating code, see part number tree sheet 1. asm jx419-50139_bp. 高性能系统. Buy Backplane Connectors. xcede hd2 daughtercard assembly 4 pair connector, leadfree part no. XCEDE HD PLUS Amphenol Communications Solutions XCede HD Plus 926-6J1C-70H. Amphenol Communications Solutions XCede® connector platform is designed for 25 Gb/s performance to provide the headroom to. XCede HD achieves the highest performance in an HM compatible form factor. challenging architectures. 5. TB-2253 XCede HD Family Daughtercard Wafer Removal and Replacement. f bwag-18011101 sht1 c3 sht2 c5 notes: 1. for connector repairability, use keepout zone. 2. Distance Graph showing two shapes of the knee area utilizing an MEP-12T press. Offering a linear density of up to 84 differential pairs per inch (33 differential pairs per centimeter), the XCede ® HD connector meets requirements of high density architectures with 35% increase in density as compared to standard XCede ®. 1. XHD2 DC with A wafer extra ground is mated to XCede HD PLUS (hereinafter XHD+) or XHD2 backplane module assemblies (hereinafter BMAs) with extra ground BMAs. TB-2237 XCede HD Routing Guidelines . 3. XHD2 DC with A wafer extra ground is mated to XCede HD PLUS (hereinafter XHD+) or XHD2 backplane module assemblies (hereinafter BMAs) with extra ground BMAs. XCede Plus, High speed backplane connectors, 4-Pair, Left Wall. XCede® HD结合了小巧的外形和优异的设计灵活性,实现了电路板和系统空间的大幅节省。系统的模块化使设计师能够借助可选电源模块、导引和锁合以及侧壁来打造出完全定制的背板解决方案,从而提高耐用性。Connector Type: Board to Board Connector; PC Card Connector; Geometry: Right Angle; Termination: Press-Fit; Home. XCede HD achieves the highest performance in an HM compatible form factor. Amphenol is one of the leading manufacturers of XCede high speed backplane connectors. Amphenol Commercial Products. TB-2023 Amphenol TCS Commercial Connector Qualification Plan TB-2237 XCede HD Routing Guidelines 2. 1 The test samples are XCede HD 4 Pair 85 ohm daughtercard and backplane connectors. Request a Quote Email Supplier Datasheet Suppliers. New Product. 2 617-1421-014 xcede hd plus 4pair stiffener 1 1 915-430b-b0h xcede hd plus 4pair hsd mod w/ xg, 8pos, 85ohms, . XCede HD, Backplane Connectors, Right Angle Receptacle LC, 2-pair, 4-column, 85ohms. 特色. XCede, High speed backplane connectors, 2-Pair, 8 Position, Open. Products & Services. XCede HD Plus, Backplane Connectors, Vertical Header, 6-pair, 4-column, Left End Wall, With Extra Ground. The XCede product family encompasses XCede®, XCede Plus®, and X2 product lines, and their corresponding product derivatives including; Daughtercard, backplane, mezzanine, right- angle-male (RAM), orthogonal, right-angle-male direct-attach orthogonal (RAM DA ortho), and cable backplaneXCede HD Plus, Backplane Connectors, Right Angle Receptacle Without Extra Ground, 4-pair, 8-column, 100ohms. drw amphenol xcede hd plus configurator ver210701 size d scale 1/1 sheet 1 of 24. XCede HD, Backplane Connectors, Right Angle Header HSD, 4-pair, 6-column, 85ohms. c-jx435-50062 a creo files jx435-50062. 9. XCede HD, Backplane Connectors, Vertical Header, 2-pair, 8-column, Right Polarized Guide, Thick Sidewall. hpts-4-s-d-vt - XCede® HD Power Module. xcede hd2 daughtercard assembly 4 pair connector, leadfree part no. XCede Plus Backplane Connector. 1 XCede HD 2 Pair. 2. It does this by splitting the video signal and sending it to each computer in. 1. notch feature on opposite side from part marking. XHD2 DC connectors are available with or without an extra ground on the A wafer. pair connector, leadfree part no. DESIGNED TO ACHIEVE 56G DATA RATE REQUIREMENTS WITH HIGHER DENSITY While maintaining the same mating. Amphenol Communications Solutions; Done. c-jx419-50140 a creo files jx419-50140. ca online directory. XCede HD Plus, Backplane Connectors, Vertical Header, 6-pair, 8-column, Right Polarized Guide, With Extra Ground. DETAILS. . 1. 2 Commercial Standards 2. XCede Plus, High speed backplane connectors, 6-Pair, bp, Double End Wall, 270 deg, 100 ohm. XCEDE HD PLUS Amphenol Communications Solutions XCede HD Plus 915-311B-F0H. 33 Figure 16: Force vs. DESIGNED TO ACHIEVE 32G DATA RATE REQUIREMENTS. 10164741-904LF. The XCede ® HD Plus backplane connector achieves high . XCede® connectors also address requirements for high linear signal density at the backplane and daughter card interface. Contact us today for more details of XCede HD2 PN972-601J-G0HXCede HD, Backplane Connectors, Vertical Header, 6-pair, 4-column, Double End Wall, Standard Sidewall. The XCede HD, XCede HD PLUS & XCede HD2 daughtercard connector can be assembled using individual segments up to 8” in length (8 inches for 3 and 4 pair connectors and 6 inches for 6 pair connectors), and segments may be joined after individual pressing to total over 18” in length. XCede. jx419-50140 rev drawing no. 下载3D模块 配置并加入到购物车 配置免费样品 技术参数. 2. Column counts of 4, 6 and 8 allow for sizing the connector to the required differential pair count. Distance Curve of MEP-12T press for XCede HD , XCede HD PLUS & XCede HD2 connectors. Back Audio Products. XCede® HD backplane connector achieves high performance (up to 20 Gb/s) in a Hard Metric form factor. Amphenol TCS XCede® Backplane Connectors. Contact us today for more details of XCede, part number 926301E70H 4. XCede® HD Key Selling Points. 0 Header BarKlip BK100 IO Cable Connector 1 VCC DR SMT 10089480-100X (LF) BarKlip BK100 IO Cable Connector 2 PwrBlade+ Series ACP Plug and Receptacles SM-BTE80 D, followed by A thru E Bergstak eHPCE CRPS connector 10147875 VCC DR TMT ExaMax® RAH Connector 10089514-100X(LF) Crimp to wire pins Daisy chain. drw amphenol xcede hd plus configurator ver210701 size d scale 1/1 sheet 1 of 24. XCede HD achieves the highest performance in an HM compatible form factor. XCede HD, Backplane Connectors, Right Angle Header LC, 4-pair, 6-column, 85ohms. Commercial Standards 2. Mouser Part # 200-BSP-226769-01. Engineering News. Part # BSP-226769-01. XCEDE HD PLUS, 4-PAIR, 8 COLUMN, Manufacturer Standard Lead Time. XCede HD Plus, 4. XCede, High speed backplane connectors, 2-Pair, 8 Position, Open. Notes1: XCede HD RAM and XCede HD Inverted RAM use the same tool of XCede HD Daughter. 2 Commercial Standards 2. plated through hole to connect to chassis for grounded guide module option. 2. XCede HD, Backplane Connectors, Right Angle Receptacle LC, 6-pair, 8-column, 85ohms. 34 The XCede HD, XCede HD PLUS & XCede HD2 daughtercard connector can be assembled using individual segments up to 8” in length (8 inches for 3 and 4 pair connectors and 6 inches for 6 pair connectors), and segments may be joined after individual pressing to total over 18” in length. XCede HD, Backplane Connectors, Right Angle Receptacle HSD, 2-pair, 4-column, 85ohms. 2 GR-1217-CORE-Generic Requirements for Separable Electrical Connectors used in Telecommunications Hardware 2. Receptacle connectors and pin connectors are through-hole devices with eye-of-the-needle compliant pin contacts. 8 mm column pitch representing a 35% increase versus XCede®. XCede ® HD Plus. Products & Services. Environmental Compliance. total length of stiffener. Contact us today for more details of XCede HD, part number 968-4200-A1H. 2 GR-1217-CORE-Generic Requirements for Separable Electrical Connectors used 2. The XCede HD® connector leverages the same core technologies as standard XCede®, providing a robust solution for tighter card pitches and chassis designs where space requirements and density are critical. Farnell Ireland offers fast quotes, same day dispatch, fast delivery, wide inventory, datasheets & technical support. XCede® HD is a small form factor system with a modular design for significant space savings and. , Amphenol is one of the leading manufacturers of Backplane connectors. XCede HD Plus, XCede HD Plus, 4-Pair, Power, Daughtercard Module, Amphenol is one of the leading manufacturers of Backplane connectors. 1 The standard XCede HD differential interconnect platform consists of connectors featuring 3 Pair, 4 Pair, and 6 Pair variations. asm jx435-50064. 2 Commercial Standards 2. , Amphenol is one of the leading manufacturers of Backplane connectors. 2 Commercial Standards 2. TARGET MARKETS. 1. performance (up to 28+ Gb/s) in a Hard Metric form factor. High-density backplane system – up to 84 differential pairs per linear inch. Contact us today for more details of XCede HD Plus, part number 926-401J-40HXCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 4-pair, 6-column, 85ohms. XCede, High speed backplane connectors, 3-Pair, 8 Position, Open. Mouser Part #. 3-, 4- and 6-pair designs; 4, 6 or 8 columns; Three levels of sequencing enable hot plugging; Up to 3. These backplane systems allow for creating a fully custom. 2. These modules consist of a 12. 2 TB-2244 XCede HD Family Daughtercard Connector Press-Fit Installation Process 3. XCede, High speed backplane connectors, 2-Pair, 8 Position, Left Polarizing. 2. 2. 2. GR-1217-CORE-Generic Requirements for Separable Electrical Connectors used in Telecommunications. Typically, XCede HD XCede HD Plus® Connector Design Guidelines Revision C Specification Revision Status Revision SCR Number Description Name Date A S3327 Initial Release M. XCede HD Plus, Backplane Connectors, Right Angle Receptacle Without Extra Ground, 6-pair, 8-column, 85ohms. refer tb-2307 for xcede hd plus product specifications 6. 10164741-904LF. XCede® HD is a small form factor system with a modular design for significant space savings and. The test connector configuration is five modules of six positions. nominal dimensions are for fully seated connectors. 1. TB-2344 XCede HD2 Connector Design Guidelines . The XCede ® HD Plus backplane connector achieves high performance (up to 28+ Gb/s) in a Hard Metric form factor. Complementary guide and power modules are. High-speed, high-density backplane systems include ExaMAX ® and XCede ® HD in a variety of pair and column counts. total length of stiffener. plated through hole to connect to chassis for grounded guide module option. 1. 2. XCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 4-pair, 6-column, 100ohms. 2. asm jx419-50140. 1. Embedded capacitor availability. XCede HD Plus, Backplane Connectors, Right Angle Receptacle With Extra Ground, 3-pair, 4-column, 100ohms. 31 Figure 15: XCede HD , XCede HD PLUS & XCede HD2 pressing Force vs. 3-, 4- and 6-pair designs; 4, 6 or 8 columns; Three levels of sequencing enable hot plugging; Up to 3. 928-4050-A7H – 6 Connector Receptacle, Female Blade Sockets Through Hole, Right Angle XCede® from Amphenol ICC. XCede, High speed backplane connectors, bp power XCede 4-Pair, power, 3 up. 3. For assistance with 3D Models, please contact e3DModels@Samtec. 4. Samtec's XCede HD consists of signal, power, and keying/guidance modules for incredible design flexibility, combining a small form factor for significant board and system space savings. Amphenol is one of the leading manufacturers of Backplane connectors. 6. XHD2 DC without A wafer extra ground are mated to standard XCede HD (hereinafter XHD) BMAs or XHD2 without extra ground BMAs. 923400J40H Amphenol TCS High Speed / Modular Connectors XCEDE HD BMA 4 PAIR datasheet, inventory, & pricing. TARGET MARKETS. nominal dimensions are for fully seated connectors. XCede HD Plus, Backplane Connectors, Vertical Header, 3-pair, 8-column, Right End Wall, With Extra Ground. if their is no signal module present in the configuration, please use this dimension (2. Part # BSP-226769-01. backplane board reference see detail a detail a scale 12/1 isometric view compliant guide seated fully scale 3/1 4 6. DETAILS. XCede HD Plus, Backplane Connectors, Vertical Header, 3-pair, 6-column, Left End Wall, With Extra Ground. We also have solutions for more niche applications. XCede HD Plus, Backplane Connectors, Vertical Header, 4-pair, 4-column, Right End Wall, With Extra Ground. dimension 7. 5. Amphenol is one of the leading manufacturers of high speed backplane Connectors. 915-320B-F0H -- XCEDE HD PLUS Amphenol Communications. The XCede HD® connector leverages the same core technologies as standard XCede®, providing a robust solution for tighter card pitches and chassis designs where space requirements and density are critical. 00 mm的触点滑动范围. Request a Quote Email Supplier Datasheet Suppliers. XCede HD Plus, Backplane Connectors, Vertical Header, 6-pair, 4-column, Double End Wall, With Extra Ground. While Amphenol’s OverPass products, like microLinkOVER™ and. XCede HD Plus, Backplane Connectors, Vertical Header, 6-pair, 6-column, Right End Wall, With Extra Ground.