Lub coaxial cable
Cov cable no muaj cov tub ntxhais zoo tooj liab thiab tau muab tshuaj ntsuam ob zaug, ua kom cov yam ntxwv tsis tshua muaj thaum ua tau yooj yim heev thiab tiv thaiv ElectroMagnetic cuam tshuam (EMI). Ntawm 1575 MHz, zaus ntawm GPS L1 teeb liab, qhov poob tshwm sim yog 0.3 dB ib meter.
