E2 Questions for Ham Radio
AMATEUR EXTRA Class Test
What is the direction of an ascending pass for an amateur satellite?
A.
From west to east
B.
From east to west
C.
From south to north
D.
From north to south - ANS-C.
From south to north
What is the direction of a descending pass for an amateur satellite?
A.
From north to south
B.
From west to east
C.
From east to west
D.
From south to north - ANS-A.
From north to south
What is meant by the term mode as applied to an amateur radio satellite?
A.
The type of signals that can be relayed through the satellite
B.
The satellite's uplink and downlink frequency bands
C.
The satellite's orientation with respect to the Earth
D.
Whether the satellite is in a polar or equatorial orbit - ANS-B.
The satellite's uplink and downlink frequency bands
What do the letters in a satellite's mode designator specify?
,A.
Power limits for uplink and downlink transmissions
B.
The location of the ground control station
C.
The polarization of uplink and downlink signals
D.
The uplink and downlink frequency ranges - ANS-D.
The uplink and downlink frequency ranges
On what band would a satellite receive signals if it were operating in mode U/V?
A.
435 MHz - 438 MHz
B.
144 MHz - 146 MHz
C.
50.0 MHz - 50.2 MHz
D.
29.5 MHz - 29.7 MHz - ANS-A.
435 MHz - 438 MHz
Which of the following types of signals can be relayed through a linear transponder?
A.
FM and CW
B.
SSB and SSTV
C.
PSK and Packet
D.
All of these choices are correct - ANS-D.
All of these choices are correct
Why should effective radiated power to a satellite which uses a linear transponder be
limited?
A.
To prevent creating errors in the satellite telemetry
B.
To avoid reducing the downlink power to all other users
C.
To prevent the satellite from emitting out-of-band signals
D.
To avoid interfering with terrestrial QSOs - ANS-B.
To avoid reducing the downlink power to all other users
, What do the terms L band and S band specify with regard to satellite communications?
A.
The 23 centimeter and 13 centimeter bands
B.
The 2 meter and 70 centimeter bands
C.
FM and Digital Store-and-Forward systems
D.
Which sideband to use - ANS-A.
The 23 centimeter and 13 centimeter bands
Why may the received signal from an amateur satellite exhibit a rapidly repeating fading
effect?
A.
Because the satellite is spinning
B.
Because of ionospheric absorption
C.
Because of the satellite's low orbital altitude
D.
Because of the Doppler Effect - ANS-A.
Because the satellite is spinning
What type of antenna can be used to minimize the effects of spin modulation and
Faraday rotation?
A.
A linearly polarized antenna
B.
A circularly polarized antenna
C.
An isotropic antenna
D.
A log-periodic dipole array - ANS-B.
A circularly polarized antenna
What is one way to predict the location of a satellite at a given time?
A.
By means of the Doppler data for the specified satellite
B.
By subtracting the mean anomaly from the orbital inclination
C.
AMATEUR EXTRA Class Test
What is the direction of an ascending pass for an amateur satellite?
A.
From west to east
B.
From east to west
C.
From south to north
D.
From north to south - ANS-C.
From south to north
What is the direction of a descending pass for an amateur satellite?
A.
From north to south
B.
From west to east
C.
From east to west
D.
From south to north - ANS-A.
From north to south
What is meant by the term mode as applied to an amateur radio satellite?
A.
The type of signals that can be relayed through the satellite
B.
The satellite's uplink and downlink frequency bands
C.
The satellite's orientation with respect to the Earth
D.
Whether the satellite is in a polar or equatorial orbit - ANS-B.
The satellite's uplink and downlink frequency bands
What do the letters in a satellite's mode designator specify?
,A.
Power limits for uplink and downlink transmissions
B.
The location of the ground control station
C.
The polarization of uplink and downlink signals
D.
The uplink and downlink frequency ranges - ANS-D.
The uplink and downlink frequency ranges
On what band would a satellite receive signals if it were operating in mode U/V?
A.
435 MHz - 438 MHz
B.
144 MHz - 146 MHz
C.
50.0 MHz - 50.2 MHz
D.
29.5 MHz - 29.7 MHz - ANS-A.
435 MHz - 438 MHz
Which of the following types of signals can be relayed through a linear transponder?
A.
FM and CW
B.
SSB and SSTV
C.
PSK and Packet
D.
All of these choices are correct - ANS-D.
All of these choices are correct
Why should effective radiated power to a satellite which uses a linear transponder be
limited?
A.
To prevent creating errors in the satellite telemetry
B.
To avoid reducing the downlink power to all other users
C.
To prevent the satellite from emitting out-of-band signals
D.
To avoid interfering with terrestrial QSOs - ANS-B.
To avoid reducing the downlink power to all other users
, What do the terms L band and S band specify with regard to satellite communications?
A.
The 23 centimeter and 13 centimeter bands
B.
The 2 meter and 70 centimeter bands
C.
FM and Digital Store-and-Forward systems
D.
Which sideband to use - ANS-A.
The 23 centimeter and 13 centimeter bands
Why may the received signal from an amateur satellite exhibit a rapidly repeating fading
effect?
A.
Because the satellite is spinning
B.
Because of ionospheric absorption
C.
Because of the satellite's low orbital altitude
D.
Because of the Doppler Effect - ANS-A.
Because the satellite is spinning
What type of antenna can be used to minimize the effects of spin modulation and
Faraday rotation?
A.
A linearly polarized antenna
B.
A circularly polarized antenna
C.
An isotropic antenna
D.
A log-periodic dipole array - ANS-B.
A circularly polarized antenna
What is one way to predict the location of a satellite at a given time?
A.
By means of the Doppler data for the specified satellite
B.
By subtracting the mean anomaly from the orbital inclination
C.
