Chapter 16: Dynamic Range

Question 1

What is dynamic range

Answer 1

Method of describing the extent to which a signal can vary and still maintain accuracy (# of available choices)

Question 2

Dynamic range is measured in what unit

Answer 2

Decibels

Question 3

Individual components of a system have ______ dynamic ranges

Answer 3

Different

Question 4

The dynamic range of information (decreases/increases) _______ the more it is processed

Answer 4

Decreases

Question 5

What part of the ultrasound machine has the highest dynamic range

Answer 5

Transducer

Question 6

What part of the ultrasound machine has the lowest dynamic range

Answer 6

Archive

Question 7

List the three dynamic range compression requirements

Answer 7

1. largest signal must stay largest
2. smallest signal must remain smallest
3. Range of signal is reduced…. Duh

Question 8

If a dynamic range of 100dB undergoes 40dB of compression how much do we have left

Answer 8

60dB