chapter 5 bushong
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
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show | operating console, high voltage generator,tube
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show | The quality and quantity of x-ray beam
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show | a step up and a step down transformer
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show | current (mA), voltage (kvp), exposure time, line compensation
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show | to minimize possible shock hazzards
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show | 110v/440v
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what does the line voltage compensator measure? | show 🗑
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what does the line compensator adjust the voltage to? | show 🗑
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what is known as the "orchestrator" in the console? | show 🗑
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what is the auto transformer responsible for? | show 🗑
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show | 220v
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show | usually controllable between 100-400v
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show | conducting the input power
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show | serve to either increase or decrease the voltage depending on where they are located along the winding
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show | self induction
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what are taps on the autotransformer? | show 🗑
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In autotransformer law what is the relation between voltage and turns ratio? | show 🗑
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In autotransformer law what is the relation between current and voltage? | show 🗑
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what are the 2 kvp options on some older models? | show 🗑
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show | input to the high voltage transformer
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show | secondary side
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which side of the high voltage generator is the kvp meter on? | show 🗑
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show | total voltage leaving the autotransformer before it reaches the high voltage transformer
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show | mA
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show | The temperature of the filament
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show | 3-6A
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if tube current works on 3-6 amperes what is the range in milliamperes? | show 🗑
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where is the filament circuit located? | show 🗑
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what does the filament circuit control? | show 🗑
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What is placed along the filament circuit in order to control current and create mA station? | show 🗑
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show | filament transformer
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show | step down
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what is the official name for the filament transformer? | show 🗑
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Why are the secondary windings heavily insulated on the filament transformer? | show 🗑
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show | primary are thin copper and secondary thick copper
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show | .5-1A and 150 v
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show | 5-8A and 12v
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show | tube current
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where is the mA meter? | show 🗑
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show | on the secondary side of voltmeter and primary side of high voltage transformer
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show | how long current runs through the filament
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what is the name of a safety feature that will terminate exposure at a designated time. (~6 sec) | show 🗑
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show | synchronous timers
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what type of timer allows for serial exposures? | show 🗑
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what is designed to provide the highest safe tube current for the shortest time possible? | show 🗑
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show | secondary side
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A device that measures the quantity of radiation that reaches the IR and cuts off exposure when appropriate | show 🗑
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show | between the patient and the IR
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show | electronic timer
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show | ~1.5
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what type of image will you get in the timer for the AEC is too short? | show 🗑
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show | it will add unnecessary dose to the patient and a dark image
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show | Ionization chambers and photomultiplier tube
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show | a small photocathode tube
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show | high voltage transformer, filament transformer and rectifiers
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what does a high voltage generator do to output voltage from the autotransformer? | show 🗑
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what are 2 reasons the high voltage generator contains oil? | show 🗑
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show | 500:1 /1000:1
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show | voltage-V
current-A
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show | voltage-KVp
current-mA
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what type of current is required for the x-ray tube function appropriately? | show 🗑
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show | to convert current from AC to DC
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show | electronic devices that contain diodes
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What are diodes? | show 🗑
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show | how little or how much voltage is produced
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how many diodes does half wave rectification contain? | show 🗑
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how many pules per second are produced by a half wave rectification? | show 🗑
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show | at least 4 diodes in the high voltage circuit
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show | 120 x-ray pulses per second
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show | the direction of the current
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show | pulsating x-ray beam
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what type of generator results in 6 pulses per 1/60 sec or 360 per second? | show 🗑
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show | high frequency generator
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what is the voltage ripple % for 1 phase? | show 🗑
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what is the voltage ripple % for 3 phase and 6 pulse? | show 🗑
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what is the voltage ripple % for 3 phase and 12 pulse? | show 🗑
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what is the voltage ripple % for high frequency? | show 🗑
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what is the disadvantage of low ripple? | show 🗑
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show | less
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What are two equations for power rating? | show 🗑
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What is power rating expressed in? | show 🗑
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Created by:
lchadderton
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