Shared Flashcard Set

Details

Audiotronics
Final Review
55
Other
Not Applicable
04/27/2006

Additional Other Flashcards

 


 

Cards

Term
When wires pull out of solder joints, what is generally the reason this happens?
Definition
Cold Solder Joints
Term
Define Voltage
Definition
The potential difference between two points
Term
What is Pro Line Lvel in Vrms?
Definition
1.23
Term
What does a DMM test?
Definition
ACV, DCV, Ohms, Continuity, Diodes, Current
Term
What are the two types of tape cal?
Definition
Mechanical and Electrical
Term
What are the two main steps in Electrical Cal?
Definition
Record Cal and Play Cal
Term
How long should the tape machine be on before calibration?
Definition
Two Hours
Term
In tape Cal what is the 1KHz tone used for?
Definition
Gain, SRL, Level, and Biasing (Peak method
Term
In Tape cal, what is the 10KHz tone used for?
Definition
EQ, Overbias, and Azimuth
Term
In tape cal, what is the 10KHz Square Wave used for?
Definition
Phase Comp
Term
In Tape cal, what is the 100Hz tone used for?
Definition
LF
Term
What are the steps of Electrical Cal?
Definition
Repro Azimuth, Repro SRL, Sync Gain, Repro EQ Treble, Sync EQ/Treble, And Recheck Repro Azimuth
Term
What is the purpose of a Resistor?
Definition
Limits Current Flow
Term
What is the purpose of a Variable Resistor?
Definition
Limits Current Flow
Term
What is the purpose of a Capacitor?
Definition
Filters
Term
What is the purpose of a Switch?
Definition
Routes Current Flow
Term
What is the purpose of a Fuse?
Definition
Protects from Current Overload
Term
What is the purpose of a Inductor Coil?
Definition
Filters/Induces Current Flow
Term
What is the purpose of a Transformer?
Definition
Steps Voltage up, or steps Current Down, Changes Impedence, and Blocks DC
Term
What is the purpose of a Relay?
Definition
Isolated Switching
Term
What is the purpose of a Diode?
Definition
Lets Current Flow in only one direction
Term
What is the purpose of a LED?
Definition
Visually Represents Info
Term
What is the purpose of a Bipolar Transistor?
Definition
Amplifies or Switches
Term
What is the purpose of a FET Transistor?
Definition
Amplifies and Switches
Term
What is the purpose of a Op Amp?
Definition
Amplifies, Inverts, Balances, Changes Impedence, Oscillates, etc.
Term
What is a Reference Manual?
Definition
A Data Book used for purchasing parts and components
Term
What are the Four Methods of Biasing Tape Machines?
Definition
10 K Overbias, 1K Peak Method, Minimum Distortion Point, and Under 20Hz Minimum Noise Distortion
Term
What is 3 phase power?
Definition
Where you have three seperate lines of power running into a building, two run dirty, and one is reserved as a clean phase of power for studio equipment
Term
When testing between the hots of seperate phases in two phase power, your DMM should read __________ VAC.
Definition
Greater Than or Equal to 215VAC
Term
When testing between the hots of seperate phases in three phase power, your DMM should read __________ VAC.
Definition
208
Term
Do we connect gear to different phases of power?
Definition
No, only connect interconnected gear to the same phase of power
Term
What is the difference between Neutral Common Ground and Earth Ground?
Definition
Neutral Common Ground has current flow, Earth Ground Doesn't
Term
What is a ground loop?
Definition
A completed closed circuit path within a ground system
Term
What do we call a cable that lifts ground on one side.
Definition
Telescoping Ground
Term
In pro Gea4r what does 0VU mean?
Definition
1.23 Vrms, +4Dbu, +4Dbm w/ 600 ohm load, 3.5 Vpp
Term
In Dbu, what does the u mean?
Definition
Its tested on an unloaded unterminated open circuit
Term
In Dbm, what does the m mean?
Definition
a reference to 1 mW of power
Term
In Dbv, what does the v mean?
Definition
A r4eference to .775 Vrms
Term
Which of the preceding is the best spec to look at when trying to get a picture of overall performance?
Definition
Dbm
Term
What DMM setting do we use to test a Diode out of Circuit with no power?
Definition
Diode
Term
What DMM setting do we use to test a Fuse out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a LED out of Circuit with no power?
Definition
Diode
Term
What DMM setting do we use to test a Jumper Wire out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Resistor out of Circuit with no power?
Definition
Ohms
Term
What DMM setting do we use to test a Variable Resistor out of Circuit with no power?
Definition
Ohms
Term
What DMM setting do we use to test a Capacitor out of Circuit with no power?
Definition
Ohms, should be contantly changing
Term
What DMM setting do we use to test a Inductor Coil out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Transformer out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Relay Coil out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Relay Switch out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Bipolar Transistor out of Circuit with no power?
Definition
HFE
Term
What DMM setting do we use to test a FET Transistor out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Voltage Regulator out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Switch out of Circuit with no power?
Definition
Continuity
Term
What DMM setting do we use to test a Op anm or IC out of Circuit with no power?
Definition
Continuity
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