Construction of the Digital Ultrasonic Instrument (2) Flashcards
1
Q
Block Diagram
A
Shows how all of the different components in the Ultrasonic Instrument work as a system.
2
Q
Power Supply
A
Provides power to each element as needed.
3
Q
Timer Circuit
A
Tells the pulser when to pulse + tells the sweep when to start drawing the Baseline.
- A clock or rate generator.
- Heart of the Ultrasonic set
4
Q
Pulser Circuit
A
Sends bursts of electrical energy (pulse) to the crystal
5
Q
Sweep Circuit
A
Draws the Baseline and the indicators on it.
6
Q
Receiver/Amplifier Circuit
A
When an echo is heard the vibration is weaker than when it was sent, the Amplifier, amplifies the echo to something readable on the screen
