This article is about Power Cable Fault Locator, a set of integrated cable fault detection instrument can test failure flashover of the high impedance of the cable failure, high and low resistive ground, short circuit and cable break, poor…

ADSL based on the development of new technology, ADSL2/2 + ADSL has many advantages, operators can help solve a series of problems met in ADSL network operators, especially ADSL2/2 + in the transmission code modulation, using a lot of new …