Saturday, March 6, 2010

Ham Cram Quest Pool

1 The 7.250 MHz frequency is in the General Class portion of the 40-meter
band. [97.301(d)]
G1A05 (A) [97.301(d)]
Which of the following frequencies is in the General Class portion of the 40 meter
band?
A. 7.250 MHz
B. 7.500 MHz
C. 40.200 MHz
D. 40.500 MHz

2 Two hundred (200) feet is the maximum height above ground to which an
antenna structure may be erected without requiring notification to the FAA
and registration with the FCC, provided it is not at or near a public-use
airport. [97.15(a)]
G1B01 (C) [97.15(a)]
What is the maximum height above ground to which an antenna structure may be erected
without requiring notification to the FAA and registration with the FCC, provided it
is not at or near a public-use airport?
A. 50 feet
B. 100 feet
C. 200 feet
D. 300 feet

3 In single sideband (SSB) voice mode, only one sideband is transmitted.
The other sideband and carrier are suppressed.
G2A07 (B)
Which of the following statements is true of the single sideband (SSB) voice mode?
A. Only one sideband and the carrier are transmitted; the other sideband is
suppressed
B. Only one sideband is transmitted; the other sideband and carrier are suppressed
C. SSB voice transmissions have higher average power than any other mode
D. SSB is the only mode that is authorized on the 160, 75 and 40 meter amateur bands

4 The minimum frequency separation between CW signals to minimize
interference is 150 to 500 Hz.
G2B04 (B)
What minimum frequency separation between CW signals should be allowed to minimize
interference?
A. 5 to 50 Hz
B. 150 to 500 Hz
C. 1 to 3 kHz
D. 3 to 6 kHz

5 The following information is traditionally contained in a station log:
o Date and time of contact
o Band and/or frequency of the contact
o Call sign of station contacted and the signal report given
[All of these choices are correct]
G2D09 (D)
What information is traditionally contained in a station log?
A. Date and time of contact
B. Band and/or frequency of the contact
C. Call sign of station contacted and the signal report given
D. All of these choices are correct

6 The most common frequency shift for RTTY emissions in the amateur HF bands is 170 Hz.
G2E06 (B)
What is the most common frequency shift for RTTY emissions in the amateur HF
bands?
A. 85 Hz
B. 170 Hz
C. 425 Hz
D. 850 Hz

7 The F2 region be expected to reach its maximum height at your location at
noon during the summer
G3C02 (A)
When can the F2 region be expected to reach its maximum height at your location?
A. At noon during the summer
B. At midnight during the summer
C. At dusk in the spring and fall
D. At noon during the winter

8 Transmitter linearity performance is analyzed by a two-tone test.
What type of transmitter performance does a two-tone test analyze?
A. Linearity
B. Carrier and undesired sideband suppression
C. Percentage of frequency modulation
D. Percentage of carrier phase shift

9 The RMS value measurement of an AC signal is equivalent to a DC voltage of the same value.
G5B07 (C)
Which measurement of an AC signal is equivalent to a DC voltage of the same value?
A. The peak-to-peak value
B. The peak value
C. The RMS value
D. The reciprocal of the RMS value

10 To increase the circuit resistance a resistor should be added in series in a circuit.
Rtotal = R1+ R2+ R3+…
G5C16 (B)
What component should be added to an existing resistor in a circuit to increase
circuit resistance?
A. A resistor in parallel
B. A resistor in series
C. A capacitor in series
D. A capacitor in parallel