USB connector endUSB连接端
The USB-form end provides a device connection boundary, with end orientation and lead routing arranged for the installation space.USB形式的端头可作为设备接入边界，端头朝向与引线走向按安装空间布置。
Shielded Twisted Pair屏蔽双绞线
USB & Circular Audio Cable SetUSB与圆形接口音频连接线组
USB & Circular Audio Cable Set combines usb connector end, circular connection end, grouped cable-set form. Interface, circuit and installation data guide dimensions, material selection and sample review.USB与圆形接口音频连接线组的结构重点包括USB连接端、圆形连接端、组合线组形式。接口、电路与安装资料将作为尺寸、物料和样品制作的确认依据。
- USB connector endUSB连接端
- Circular connection end圆形连接端
- Grouped cable-set form组合线组形式
CONSTRUCTION结构解析
Conductor, insulation and material choices导体、绝缘与选材要点
Use the usb & circular audio cable set form as a starting point and confirm these design points against drawings and the actual equipment.以USB与圆形接口音频连接线组的结构形式为起点，结合图纸和实际设备确认以下设计要点。
Circular connection end圆形连接端
The end uses a circular interface form, with connection positions planned around mating direction, retention and cable exit.端头具有圆形接口形式，可围绕对插方向、端部固定和线缆出口规划连接位置。
Grouped cable-set form组合线组形式
Several connection pieces are organized as a cable set, allowing each section to be assigned and identified by assembly sequence and module.多段连接件以线组形式组织，可按装配顺序和设备模块划分各段用途与标识。
Signal path信号路径
Define signal type, pair allocation, shield continuity and termination as well as the connector shape. Establish transmission performance from the actual cable, length and system validation.在接口外形之外确认信号类型、线对分配、屏蔽连续性和端接方法；传输能力应按实际线材、长度及整机验证结果确定。
CONFIGURATION结构与选配
Construction & customization options结构与定制配置
The table describes the construction and available configuration choices. Materials, dimensions, circuits and inspection requirements are agreed for each project.以下说明展示结构与可配置内容。具体材料、尺寸、电路和检验要求按项目确认。
| Pair count, conductor specification and lay length线对数量、导体规格与绞距 | Record pair count, conductor specification and twist-pitch basis.记录线对数量、导体规格与绞距依据。 |
|---|---|
| Overall or individual-pair shield construction总屏蔽或分对屏蔽结构 | Select overall, individual-pair or combined shielding.选择总屏蔽、分对屏蔽或组合结构。 |
| Impedance, capacitance and target signal requirements阻抗、电容及目标信号要求 | Tie impedance and capacitance targets to the exact cable and intended signal.阻抗和电容目标需对应准确电缆及目标信号。 |
| Drain, grounding and termination method排流线、接地与端接方式 | Define drain wires, grounding points and termination method through the system design.按系统设计确定排流线、接地位置和端接方式。 |
| Installation and operating boundary安装与使用边界 | Provide protocol, rate, length, pair and screen construction, connectors and EMC plan.请提供协议、速率、长度、线对与屏蔽结构、接口及 EMC 方案。 |
| Sample and release basis样品与放行依据 | Release records the complete balanced and shielded channel construction.放行记录包含完整平衡与屏蔽通道结构。 |
APPLICATIONS连接的应用
Application directions应用方向
These are connection directions for project discussion. Suitability depends on interfaces, circuits, installation conditions and project validation; configuration can be adapted to the equipment.以下为可讨论的连接方向。实际适用性取决于接口、电路、安装环境和项目验证，可按设备需求调整。
Shield layers and end terminations屏蔽层与端部接续
Define shield coverage, drain wires and grounding method. Treat shield-continuity checks and system interference testing as separate tasks. Record pair count, conductor specification and twist-pitch basis.屏蔽选择需要明确覆盖结构、排流线和接地方式，屏蔽连续性检查与整机抗干扰试验应分别定义。选配时，记录线对数量、导体规格与绞距依据。
Instrument inputs and measurement leads仪器输入与测量引线
Start measurement leads from signal type, input conditions and grounding. Select pairs and shields for the actual measurement range and noise target. Select overall, individual-pair or combined shielding.测量引线以信号类型、输入条件和接地方式为起点，线对与屏蔽选择需要对应实际量程和噪声目标。选配时，选择总屏蔽、分对屏蔽或组合结构。
Module wiring within enclosures机箱内部的模块配线
Coordinate board positions, module removal and wire bends within the enclosure. Preserve insulation clearance and support behind each termination. Tie impedance and capacitance targets to the exact cable and intended signal.机箱内部配线需要协调板卡位置、模块拆装和导线转弯空间；端接后的绝缘与支撑不能被外壳挤压。选配时，阻抗和电容目标需对应准确电缆及目标信号。
Equipment sensors and moving detection points设备传感器与移动检测点
Define signal type, mounting position and movement at sensor leads. Select shielding and grounding for the equipment noise environment. Define drain wires, grounding points and termination method through the system design.传感器引线需明确测量信号、安装位置和运动范围，屏蔽与接地选择应对应设备干扰环境。选配时，按系统设计确定排流线、接地位置和端接方式。
Terminal wiring inside control cabinets控制柜内的端子配线
Coordinate terminal positions, duct exits and service access within the cabinet. Wire labels should correspond to the circuit table and equipment ports. Record pair count, conductor specification and twist-pitch basis.柜内连接需协调端子位置、线槽出口和可维护空间，线号应能对应回路表与设备端口。选配时，记录线对数量、导体规格与绞距依据。
Equipment panels and circular interfaces设备面板与圆形接口
Start with the cutout, panel thickness, mounting direction and rear clearance. Coordinate contact arrangement and cable exit with the complete assembly view. Select overall, individual-pair or combined shielding.面板连接以开孔、板厚、装配方向和后方净空为起点；接点排列与电缆出口还需要对应完整总装视图。选配时，选择总屏蔽、分对屏蔽或组合结构。
ENGINEERING & PRODUCTION工程与制造
Adapt the connection to your equipment.围绕设备，调整连接细节。
Touched by me, better it’ll beTouched by me, better it’ll be
Custom wire harness manufacturing in China中国工厂 · 定制线束制造
Our China factory supports shielded twisted pair projects through custom wire harness manufacturing and OEM/ODM development. Interface, circuit and installation data guide material selection, sample builds and manufacturing-document approval before repeat production.Super Smile-Tech 中国工厂围绕屏蔽双绞线的项目需求提供定制线束制造与 OEM/ODM 支持。我们从接口、电路与安装资料开始，协同物料选配、样品制作和制造文件确认，再按批准要求组织重复生产。
Define conductors and layer construction定义导体与层结构
Record pair count, conductor specification and twist-pitch basis. Twisted-pair construction does not establish a communication protocol.记录线对数量、导体规格与绞距依据。 双绞结构不能证明某通信协议。
Match the actual installation duty匹配实际敷设工况
Select overall, individual-pair or combined shielding. Shield coverage needs a material specification or measurement.选择总屏蔽、分对屏蔽或组合结构。 屏蔽覆盖率需材料规格或测量依据。
Confirm material and inspection documents确认材料与检验文件
Tie impedance and capacitance targets to the exact cable and intended signal. Control pair untwist length at terminations.阻抗和电容目标需对应准确电缆及目标信号。 差分线对在端接区的解绞长度需控制。
PRODUCT QUESTIONS产品问答
Product & customization questions产品与定制常见问题
Does twisted construction identify a supported protocol?双绞结构能确定支持哪种协议吗？
Twisted-pair construction does not establish a communication protocol. Record pair count, conductor specification and twist-pitch basis.双绞结构不能证明某通信协议。记录线对数量、导体规格与绞距依据。
Can shield coverage be entered from a photograph?屏蔽覆盖率可以从照片填写吗？
Shield coverage needs a material specification or measurement. Select overall, individual-pair or combined shielding.屏蔽覆盖率需材料规格或测量依据。选择总屏蔽、分对屏蔽或组合结构。
Why control untwist length at the termination?端接区解绞长度为什么要控制？
Control pair untwist length at terminations. Tie impedance and capacitance targets to the exact cable and intended signal.差分线对在端接区的解绞长度需控制。阻抗和电容目标需对应准确电缆及目标信号。
Start with your interface and installation requirements从您的接口与安装需求开始
Share cable specifications, conductor size, insulation and jacket requirements, installation conditions and target quantity for usb & circular audio cable set. These guide material selection and sample review.提供USB与圆形接口音频连接线组的线材规范、导体截面、绝缘与护套要求、敷设工况及目标用量，我们据此梳理材料选配与样品确认事项。