Understanding Multi Coaxial Cables in Ultrasound Probes
Multi Micro Coaxial Cables, often referred to as Multi-coaxial or Multi-core Coaxial Cables , play a critical role in the performance of ultrasound probes. These cables integrate multiple independent shielded 50Ω coaxial units, typically ranging from 36 to 50 AWG, into a single flexible harness. This design is pivotal for Applications requiring high signal fidelity, where individual channel isolation exceeds 40 dB at frequencies below 10 MHz.
Key Specifications and Features
One of the distinguishing features of Multi Micro Coaxial Cables is their dual-layer shielding, comprised of aluminum foil and braided shielding. This construction provides effective protection against electromagnetic interference (EMI), which is vital in sensitive medical Applications . The cables are designed using expanded polytetrafluoroethylene (ePTFE) as a low-loss dielectric material, enabling precise phase matching capabilities of ±1% to ±0.5%.
- Core Count: Available in configurations ranging from 32 to 512 cores, allowing for flexible design options.
- Screening Efficiency: Achieves over 40 dB isolation, critical for high-frequency Applications .
- Application Versatility: Used in ultrasound systems, non-destructive testing (NDT), phased array systems, endoscopes, and surgical robots.
Selection Criteria for OEM Buyers
When selecting a multi coaxial cable manufacturer for ultrasound probes, OEM buyers should consider several critical factors to ensure optimal performance and reliability:
1. Customization Capabilities
Manufacturers should offer full customization options to meet specific project requirements. FRS Technology, for example, provides tailored solutions, enabling OEMs to specify core counts and shielding configurations based on their application needs.
2. Quality Assurance and Testing
It is essential that the manufacturer conducts thorough testing, including 100% Time Domain Reflectometry (TDR) validation of each channel. This ensures that the cables perform reliably under operational conditions, minimizing the risk of signal degradation.
3. Compliance with Industry Standards
Compliance with standards set by organizations such as IEEE, ITU, and 3GPP is paramount. OEM buyers must verify that the selected cables meet relevant safety and performance standards, ensuring compatibility with existing systems.
4. Performance Metrics
Evaluating the performance metrics of multi coaxial cables is crucial. Factors such as insertion loss, return loss, and isolation should be analyzed in relation to the specific application, particularly in medical imaging where clarity and precision are critical.
5. Longevity and Durability
The materials used in the manufacturing process directly impact the longevity and durability of the cables. Choosing manufacturers that utilize high-quality materials and advanced manufacturing processes contributes significantly to cable lifespan, especially in demanding medical environments.
Choosing a multi coaxial cable manufacturer involves a detailed assessment of customization options, quality assurance practices, compliance with industry standards, performance metrics, and material durability. This comprehensive approach ensures that OEM buyers select the most suitable cables for ultrasound probes, thereby enhancing overall system performance.
Related Products
Our production covers 4 to 512 cores in 36-50 AWG, with ePTFE dielectric and 100% electrical inspection on every channel. Related products:
Not sure which construction fits? Talk to our engineers - share your channel count, frequency and space constraints.
