Unistrand rg58c u black lszh coaxial cable 100m unistrand 3246 p the unistrand rg58c u black lszh coaxial cable has been manufactured to a high quality rg58c u designates a special form of coaxial cable nbsp this coax cable has a 50 ohm impedance making it ideal for data transmission and signal control systems nbsp unistrand rg58c u has a small diameter and is extremely flexible due to its stranded centre conductor p p the unistrand rg58c u has an fep outer jacket that l