價格：免費
檔案大小：1.2 MB
版本需求：需要 iOS 7.0 或以上版本。與 iPhone、iPad 及 iPod touch 相容。
支援語言：英語
Calculate signal loss over RG59, RG6, RG11 and QR540 based on Frequency and Cable Length. Great for cable installers and service techs working with and trouble shooting longer cable runs.
支援平台：iPhone, iPad