When you measure signal level at the output of an amplifier, the input to a cable modem, TV set or set-top, just what is it that's being measured? The short answer is you're measuring the amplitude of a signal or signals, but what does that mean? And is measuring signal level enough? Understanding the nuts and bolts of signal level is an important skill for all technical personnel.Join industry veteran Ron Hranac - past SCTE President, Chairman and Hall of Fame inductee, and Technical Leader for Cisco Systems - as he explains the basics of just what signal level is in the second of a two-part eBook, What is Signal Level? Ron discusses the importance of equipment calibration, provides troubleshooting tips, and emphasizes the importance of understanding the limitations of signal level measurements: Sometimes signal level is OK, but signal quality is not.Click here to watch a special video on the VeEX CX350.