While using a digital multimeter to diagnose electrical problems on customers’ equipment, I frequently hear the comment, “I’ve got one of those multimeter things, but I never learned how to use it.” ...

Using time domain reflectometry, the TRD900 auto-ranging, fault-finding instrument can measure power, telephony, CATV and LAN cable lengths, and find the distance to an open or short. The instrument ...

Before we go forward and run some of the tests that we are going to see hereinafter, let us check a few of the symptoms to understand if those tests are worth doing. We have mentioned some symptoms ...