General Class Jeopardy
-
Upload
w1mgz -
Category
Technology
-
view
193 -
download
0
Transcript of General Class Jeopardy
![Page 1: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/1.jpg)
Serious ‘XM(aka W2XM)
presents
Exam-Prep Jepperdee:General-Class Edition
![Page 2: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/2.jpg)
![Page 3: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/3.jpg)
Procedures & Practices
Rules and Regulations
Components and Circuits
Radio Signals & Equipment
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
500 500 500 500 SFJ
![Page 4: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/4.jpg)
ANTENNAS & XMSN LINES
PROPAGATION ELECTRICAL & RF SAFETY
VOCABULARY
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
500 500 500 500 FJ
![Page 5: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/5.jpg)
G8B10
What does the number 31
represent in PSK31?
![Page 6: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/6.jpg)
back
The approximate transmitted symbol
rate
![Page 7: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/7.jpg)
G2A04 Which mode is most commonly used for voice on the 17-
and 12-meter bands?
![Page 8: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/8.jpg)
back
Upper sideband
![Page 9: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/9.jpg)
G2B05 Under normal conditions, what is the minimum fre-quency separation
between SSB signals?
![Page 10: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/10.jpg)
back
Approx. 3 kHz
![Page 11: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/11.jpg)
G2C07
When sending CW, what does a “C”
mean when added to the RST report?
![Page 12: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/12.jpg)
back
Chirpy or unstable signal
![Page 13: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/13.jpg)
G2E04 (B) What segment of the 20-meter
band is most often used for data
transmissions?
![Page 14: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/14.jpg)
back
14.070 - 14.100 MHz
![Page 15: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/15.jpg)
G1B03
For what purpose might a radio
amateur operate a beacon station?
![Page 16: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/16.jpg)
back
Observation of propagation and
reception
![Page 17: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/17.jpg)
G2D05 When’s it permis-sible to communicate with stations in coun-tries outside areas administered by FCC?
![Page 18: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/18.jpg)
back
When contact is with hams in
countries whose administrations do
not object
![Page 19: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/19.jpg)
G1E01
What would dis-qualify a 3rd party
from participating in stating a message
over amateur radio?
![Page 20: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/20.jpg)
back
The third party’s amateur license had ever been
revoked
![Page 21: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/21.jpg)
G1A04
What amateur band permits only channelized ham
operation?
![Page 22: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/22.jpg)
back
60 meters
![Page 23: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/23.jpg)
G1B06
When is an ama-teur station permit-
ted to transmit secret codes?
![Page 24: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/24.jpg)
back
To control a space station
![Page 25: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/25.jpg)
G5B03 How many watts of electrical power are used if 400 VDC
is supplied to an 800-ohm load?
![Page 26: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/26.jpg)
back
200 watts
![Page 27: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/27.jpg)
G5B06
What is the PEP output from a xmtr if an o’scope measures 200 volts p-p across a
50-ohm dummy?
![Page 28: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/28.jpg)
back
100 watts
![Page 29: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/29.jpg)
G5A02
What is reactance?
![Page 30: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/30.jpg)
back
Opposition to the flow of alternating current caused by
capacitance or inductance
![Page 31: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/31.jpg)
G6C02
What is meant by the phrase MMIC?
![Page 32: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/32.jpg)
back
Monolithic Microwave
Integrated Circuit
![Page 33: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/33.jpg)
G7B03
What is the output of a 2-input AND gate when both inputs are high?
![Page 34: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/34.jpg)
back
high
![Page 35: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/35.jpg)
G8B11
How does FEC allow the receiver to
correct errors in received data
packets?
![Page 36: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/36.jpg)
back
By transmitting redundant
information with the data
![Page 37: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/37.jpg)
G8A12
What signal(s) would be found at the
output of a properly adjusted balanced
modulator?
![Page 38: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/38.jpg)
back
Both upper and lower sidebands
![Page 39: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/39.jpg)
G4A03
What is normally meant by operating
a transceiver in "split" mode?
![Page 40: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/40.jpg)
back
The transceiver is set to different transmit and
receive frequencies
![Page 41: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/41.jpg)
G7C01 In an SSB xmtr, in what kind of circuit is
the output of the balanced modulator
processed before going to the mixer?
![Page 42: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/42.jpg)
back
Filter
![Page 43: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/43.jpg)
G7B12
Of choices A, B, AB, and C, which
amplifier class is the most efficient?
![Page 44: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/44.jpg)
back
Class C
![Page 45: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/45.jpg)
G4E02 What is the purpose of a
"corona ball" on a HF mobile antenna?
![Page 46: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/46.jpg)
back
To reduce high voltage discharge from the tip of the
antenna
![Page 47: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/47.jpg)
G9C02 What is the approximate length
of the driven element of a Yagi
antenna?
![Page 48: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/48.jpg)
back
1/2 wavelength
![Page 49: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/49.jpg)
G9C16
How does the gain of a 2-element delta-
loop compare to the gain of a two-el quad
antenna?
![Page 50: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/50.jpg)
About the same
back
![Page 51: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/51.jpg)
G9D10
Describe a Beverage antenna.
![Page 52: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/52.jpg)
back
A very long and low directional
receiving antenna
![Page 53: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/53.jpg)
G4A06 What device is often used to
match the xmtr output to other than 50 ohms?
![Page 54: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/54.jpg)
Antenna coupler
back
![Page 55: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/55.jpg)
G2D06
How is a directional antenna pointed when making a
“long-path” contact with another station?
![Page 56: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/56.jpg)
180 degrees from its short-path
heading
back
![Page 57: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/57.jpg)
G3B05 What happens to sigs. with frequencies between LUF and MUF when they go into the ionosphere?
![Page 58: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/58.jpg)
They are bent back to the Earth
back
![Page 59: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/59.jpg)
G3A10
What causes HF propagation
conditions to vary periodically in a 28-
day cycle?
![Page 60: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/60.jpg)
The Sun’s rotation on its
axis
back
![Page 61: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/61.jpg)
G3B06 What usually happens to signals with frequencies below the Lowest
Usable Frequency?
![Page 62: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/62.jpg)
back
They are completely
absorbed by the ionosphere
![Page 63: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/63.jpg)
G3C09 What allows a signal to be detected at a distance too far for
ground wave but too near for normal sky-wave propagation?
![Page 64: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/64.jpg)
Scatter
back
![Page 65: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/65.jpg)
G0B02 What is the min. wire size that may be
safely used for a circuit that draws up to 20 A continuously?
![Page 66: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/66.jpg)
AWG number 12
back
![Page 67: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/67.jpg)
G0B09
Why should soldered joints not be used with the wires that connect the base of a tower to a system of ground rods?
![Page 68: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/68.jpg)
A soldered joint will be destroyed by the heat of a lightning strike
back
![Page 69: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/69.jpg)
G0A09 What type of instrument can be used to accurately
measure an RF field?
![Page 70: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/70.jpg)
A calibrated field-strength meter
with a calibrated antenna
back
![Page 71: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/71.jpg)
G0B08
What should be done by any person
preparing to climb a tower that supports electrical devices?
![Page 72: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/72.jpg)
Make sure all circuits that supply power to the tower are locked out and
taggedback
![Page 73: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/73.jpg)
G0A01
How does RF energy affect human body
tissue?
![Page 74: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/74.jpg)
It heats body tissue
back
![Page 75: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/75.jpg)
isotropic antenna
![Page 76: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/76.jpg)
An antenna that radiates and/or receives equally in all directions
back
![Page 77: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/77.jpg)
The basic unit of inductance
![Page 78: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/78.jpg)
Henry
back
![Page 79: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/79.jpg)
local oscillator
![Page 80: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/80.jpg)
an oscillator that generates one of the input signals
to a mixerback
![Page 81: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/81.jpg)
Solar cycle
![Page 82: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/82.jpg)
the 10.7-year periodic variation
in solar activityback
![Page 83: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/83.jpg)
A resistor with a precise temperature coeffient that allows
it to be used as a temperature sensor
![Page 84: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/84.jpg)
thermistor
back
![Page 85: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/85.jpg)
DAILY DOUBLE
Your wager?
Here’s the question…
![Page 86: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/86.jpg)
DAILY DOUBLE
Your wager?
Here’s the question…
![Page 87: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/87.jpg)
The 3 connections on a quarter-inch stereo phone plug
are called “tip,” “ring,” and what?
![Page 88: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/88.jpg)
sleeve
To game 2 board
![Page 89: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/89.jpg)
Besides induc-tance, what
electrical quantity exists in a coil that is self-resonant?
![Page 90: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/90.jpg)
capacitance
Next slide
![Page 91: General Class Jeopardy](https://reader035.fdocuments.net/reader035/viewer/2022070316/556166e4d8b42a72628b4f52/html5/thumbnails/91.jpg)
We hope Exam-prep Jepperdee
was helpful!
Comments? Suggestions?