• Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

Card Range To Study

through

image

Play button

image

Play button

image

Progress

1/102

Click to flip

Use LEFT and RIGHT arrow keys to navigate between flashcards;

Use UP and DOWN arrow keys to flip the card;

H to show hint;

A reads text to speech;

102 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
How are terminal lugs placed on a stud?
Largest on bottom
How many grounds can be connected to a ground terminal?
No more than 4
NavAir 01-1A-505-1 01700 pg 4
What frequency will be most absorbed by the human body?
30-300 MHz
M10550.25A 4.1.10.2.3
The CG lowered the UHF frequency range from 300MHz to what?
225 MHz
What is the most dangerous thing about a strobe light?
High AC voltage, 3 minutes to discharge capacitor before handling
CGTO 1C-130H-2-33GS-00-1
What would make a strobe light fail prematurely?
What is the color of the plastic tool for extracting a pin?
White
What is the max pressure that should be attached to the HT9000 nitrigen heat gun?
200 psi or 5 to 7 psi for normal operating
NavAir 505-1 1200 pg 5
Whose responsibility is it to purchase general test bench equipment?
Procurement of General Purpose Electronics Test Equipment used primarily for station
maintenance and all specialized Electronics Test Equipment for other than avionics use
is a MLC or district responsibility.
COMDTINST M13020.1F Ch8.E.2.e
To prevent a spark what lead should you put on last?
Negative; ON: positive then negative OFF: negative then positive
COMDTINST N10550.25A PG 4.1-33
How do you neutralize NiCad battery acid?
3% solution of acetic acid, vinegar, lemon juice or a 10% solution of Boric acid
TO 1H65A-11-243200 pg 6
Electrolyte used in a Nickel Cadium battery is?
30% Potassium Hydroxide; 70% Water
What would be a suitable storage place for lead-acid batteries?
Ventilated fireproof rooms
PG 85-00-110 pg2-4
If you get electrolyte in your eyes, how long should you flush them with water?
With large quantities of water for at least 15 minutes.
PG 85-00-110 pg 2-3
How many times must a battery shop be ventilated?
3-4 times per hour
PG 85-00-110 pg2-3
What are the requirements for a NiCad battery shop?
Mech. Ventilated, smoking prohibited, location must be approved by the installation ground safety director, fire inspector chief, and medical officer.
PG 85-00-110 pg 2-3
What is the purpose of wearing a face shield while servicing a NiCad battery?
Protect eyes from electrolyte spray. This might occur when cells are removed or squeezed into place or when vent caps are removed.
PG 85-00-110 pg 2-2
What would be some characteristics of a NiCAd battery?
What do you use to extinguish a nicad battery overheat?
Water fog for overheat & CO2 for flames
An exposed metal in the tops of the battery cell should be treated with?
Mil-C-85054
The maximum current leakage allowed between the case & battery terminal is?
150ma
During discharge what happens to the plates within a cell?
Gassing is increased
What pressure will vent cap on a battery cell release the build up of gas?
6 psi +/- 4
What is the continuous thin multi laminate of nylon and cellophane that keeps the Neg & Pos plates from coming in contact with one another?
Separator
Why is a specifiic gravity check of the electrolyte used not acceptable to determine charge?
Does not change during charge or discharge
What would cause a battery to fail or deliver its rated capacity?
Cell imbalance or faulty cell
What bonding class is used for lightning?
"L"
Bonding Classes: 6
Class "A" (antenna installations) Class "C" (current path return) Class "H" (shock hazard) Class "L" (lightning protection, except antenna) Class "R" (RF potentials) Class "S" (static charge)
What does the AB represent on wire# ARC174-27AB20N?
Wire segment letter double letters will be used when there are more than 24 segments
NavAir 505-1 pg 00800 pg8
A wire 12R5-2ARN30W, what part shows its an "airborn" electronics system?
A
A bad wire was found 2RZ123A20N, what system is effected?
ICS
An HU-25 has a wire problem with X123A16, what system is this?
AC Power
NavAir 505-1 00800 pg 8
What wire # for radio communication?
R
NavAir 505-1 00800 pg 7
What effect would a DC wire have on a wet compass if it was next to it?
Conduct 90 degrees towards magnetic flow
NEETS, Mod 2 pg1-4
If the optimum 6" distance can not be maintained for wire bundles next to flammable lines what should the distance be?
Minimum 1/2" level with flam lines space clamps, so if wire breaks it won't contact flam lines nylon sleeve.
NavAir 505 01000 pg 10
What type of diagram would you find wire size?
Wiring diagram
What size wire is used for sheer wire?
0.002
What type of wire is used to keep a "guarded" switch closed?
.0020 copper
The communtator on a DC generator act like what?
The GCU controls DC how?
Uses 28VDC to close generator contactors
2-24GS pg 2-42
What is the correct phase sequence of a generator?
A,B,C
2-24GS pg4-1 table 4-2
In an AC generator, voltage is controlled by the strength of what?
Magnetic Field
What is the first step for cleaning saltwater immersed electronics?
Flush with clean fresh water, no mention of water temp.
NavAir 16-1-540 10-2
When can you remove a part that has been soaking for salt water clean ups?
Not less than 4 hours in warm circulating water or change water every hour in non-circulating. OR when you're ready to assemble
When are you authorized to remove saltwater immersed avionincs from the alconox mixture?
What is the salt water immersed equipment drying time?
24 hrs at 150 degrees F
How long do you bake equipment at 150 degrees after the solution emmersion procedure has been completed?
2 hours ( Dry at 130 degrees for 1 to 2 hours)
NavAir 16-1-540 10-
What is the proper mixture of "alconox" for salt water clean up?
99% fresh water to 1% alconox
What chemical is used when flushing salt water immersed equipment?
Potassium Dichromate: 1/2 oz. to every 10 gallons
What type of cleaning agent is used on circiut cards?
Isopropyl Alcohol
What is the hazard using Carbon Tetrachloride?
It is prohibited, causes ozone depletion
When an indicator is full of salt-water what process is used?
Remove it from the gear
M10550.25
When would a ground recepticle be checked that a resistance lower than 10,000 ohms?
Every 14 months
PG 85-00-110 pg 2-14
What is the tolerance of a 100 ohm resistor with a silver band?
10% ( Gold x .1 Silver x .01) [Gold 5% Silver 10%]
What is the Maintenance code for shops?
Class D: The work performed consists of the routine day to day up keep required by shop facilities.
M13020.1F pg 3-1
Material Safety Data Sheets:
1. Identification 2. Ingrediant Information 3 Hazards 4. First Aid 5. Fire Fighting 6. Accidental Release 7. Handling & Storage
A fuse A03 is what in comparison to A05?
shorter
What is the difference between an F02 and a F05 fuse?
F05 has larger diameter
A fuse is designed for what purpose?
Protects circuit from an overcurrent
NavAir 505
What is a fuse made to protect against?
Current overloads caused by shorts or other faults
NavAir 505 02800 pg 9
What are polyethane coatings on connectors used for?
Static discharge // Prevent corrosion??
A Type 2 crimper makes what kind of impression?
A formed crimp
NavAir 505 CH01300 pg50
How are voltmeter ranges listed?
Internal impedence
What is the impedence of a TNC connector?
Nominal impedence of 50ohms
NavAir 505 02100 pg 15
Electronics gear is what kind of property?
High Value
What color is the 3rd band on a 4.7 ohm, 5% tolerant resistor?
Gold, It would be Yellow, Violet, GOLD, Gold
A coaxial cable in a communications circuit would be labeled how?
R
NavAir 505-1 00800 pg7 table 2
What is the purpose of a transformer-rectifier?
Convert AC to DC
To take a radar sample with an inline watt meter what is required?
Where do you look to find the list of electronic equipment in the shop?
On the Electronic Installation Record(EIR)
M10550.25 pg 5.2-199
What does an inverter do?
A mechanical device that converts a DC input to a AC output.
NAVEDTRA 14323 PgA1-2
How is voltage regulated?
Varying current to the exciter winding maintains a constant load
How is a system regulation with 208 volts connected in an AC system?
Between 2 phases
ERPALS was in section 15 of the 298. What type of material is it?
Electronic Repair Parts Allowance List is an electronic spare parts list.
M10550.25 pg 5-11
What does EIS stand for and what does it do?
Electronic Equipment Information Systems, a CG computer software application for maintaining mx and inventory data. Presently two used AIM & CMPlus
M10550.25 pg6-3
What are the curently approved safety harnesses constructed of?
Parachute harness constructed of nylon web material
M10550.25 pg 2-3
A megger produces what type of voltage?
A hand driven DC generator
NEETS module 16 pg 3-18
How often are Air Stations grounds & antennas inspected?
Quarterly
M10550.25 pg 11-8
What receptacle does not require marking?
Any outlet voltage & frequency other than 110 vac, 60Hz shall be labeled
M10550.25 pg 2-13
A coax that has a short will display what on a TDR?
Negative deflection
What does the 12 stand for in the plug #... MS1385E12-10PW?
Shell size
NavAir 505
When a cannon plug has a single wire, how is the segment marked?
marked A
NavAir 505
What is ROM?
Read Only Memory; Nonvolatile Read memory, not lost when power is shut off.
Microelectronics pg54
What is RAM?
Random Access Memory; Volatile memory lost when power is shut off
Microelectronics pg54
How does a computer retrieve bits of information?
I/O devices
NAVEDTRA 12331
What is the disadvantage of parallel ports via serial ports?
Requires more interconnecting cables, complex circuits and more expensive
NAVEDTRA 12331
What does MOSFETstand for?
Metal-Oxide semi-conductor field effect transistors
PG 85-00-110 Encl 9
What are the correct handling procedures for MOSFETs?
Personnel shall utilize ground device.
PG 85-00-110 Encl 9
What type of material is used on a bench for MOSFETs?
Metal or conductive rubber, grounded bench
PG 85-00-110 Encl 9
What is the proper packing for a MOSFET?
Stored in conductive package so all leads/pins are shorted via the package. Prevents electrical & mechanical damage
PG 85-00-110 Encl 9
How would you decrease noise generated on a receive line?
Place a filter on the primary power line
M10550.25 pg
How is shielding used in a system to reduce noise?
The effectiveness of a shield assembly is its ability to contain the noise fields within the shield
TO 12R-1-1
What type of electrical diagram uses graphic symbols to show how the circuit functions electrically?
Schematic
Blueprint reading & sketching pg 6-1
What type of electrical diagram shows the major components or a system are represented by squares, rectangles or other geometric figures and the normal order of progression of a signal or current flow is represented by lines?
Block
Blueprint reading & sketching pg 6-1
What type of electrical diagram is made up of pictorial sketches of the various parts of an item of equipment and the electrical connections between parts?
Pictorial Wiring
Blueprint reading & sketching pg 6-1
What type of electrical diagram shows the outline of a ship or aircraft and the location of equipment such as panels, connection boxes and cable runs?
Isometric wiring
Blueprint reading & sketching pg 6-1
What type of electrical diagram uses lines & graphic symbols to simplify complex circuits or systems?
Single-line
Blueprint reading & sketching pg 6-1
What type of electrical diagram shows how each individual conductor is connected within the various connection boxes of an electrical circuit or system?
Elementary wiring
Blueprint reading & sketching pg 6-1