Cable Shield Characteristics

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Shield Method Shield Effectiveness
(Low Frequency)
Shield Effectiveness
(High Frequency)
Percent
Coverage
Flexlife EMI/RFI
EMP
Copper Braid Excellent Excellent 60-95% Fair Fair
Aluminum Mylar Excellent Excellent 100% Poor Poor
Spiral Copper Good Fair 80-98% Good Poor
Semiconductive Fair Poor 100% Good Poor
Steel Braid Excellent Excellent 60-95% Fair Exlnt