The test also will help your doctor find out if there are: 1  Problems with the outer lining of your heart (the pericardium). 2  Problems with the large blood vessels that enter and leave the heart. 3  Blood clots in the chambers of your heart. 4  Abnormal holes between the chambers of the heart.
Part of the Electronics glossary: An oscilloscope is a laboratory instrument commonly used to display and analyze the waveform of electronic signals. In effect, the device draws a graph of the instantaneous signal voltage as a function of time.
Seeing what this energy is doing in small slices of time. can provide an understanding of how important simple, smooth ac power is to reliable. operation of the sophisticated systems that we are dependent upon. An oscilloscope allows. us to see what this energy looks like.