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Serious ‘XM (aka W2XM) presents. Exam-Prep Jepperdee: General-Class Edition. G8B10 What does the number 31 represent in PSK31?. The approximate transmitted symbol rate. back.  G2A04 Which mode is most commonly used for voice on the 17- and 12-meter bands?. Upper sideband. back.

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serious xm aka w2xm presents

Serious ‘XM(aka W2XM)presents

Exam-Prep Jepperdee:

General-Class Edition

slide5

G8B10

What does the number 31 represent in PSK31?

slide9

G2B05 Under normal conditions, what is the minimum fre-quency separation between SSB signals?

slide11

G2C07

When sending CW, what does a “C” mean when added to the RST report?

slide15

G1B03

For what purpose might a radio amateur operate a beacon station?

slide17

G2D05 When’s it permis-sible to communicate with stations in coun-tries outside areas administered by FCC?

slide19

G1E01

What would dis-qualify a 3rd party from participating in stating a message over amateur radio?

slide21

G1A04

What amateur band permits only channelized ham operation?

slide23

G1B06

When is an ama-

teur station permit-ted to transmit secret codes?

slide27

G5B06

What is the PEP output from a xmtr if an o’scope measures 200 volts p-p across a 50-ohm dummy?

slide29

G5A02

What is reactance?

slide31

G6C02

What is meant by the phrase MMIC?

slide33

G7B03

What is the output of a 2-input AND gate when both inputs are high?

slide34

high

back

slide35

 G8B11

How does FEC allow the receiver to correct errors in received data packets?

slide37

G8A12

What signal(s) would be found at the output of a properly adjusted balanced modulator?

slide39

G4A03

What is normally meant by operating a transceiver in "split" mode?

slide41

G7C01 In an SSB xmtr, in what kind of circuit is the output of the balanced modulator processed before going to the mixer?

slide43

G7B12

Of choices A, B, AB, and C, which amplifier class is the most efficient?

slide49

 G9C16

How does the gain of a 2-element delta-loop compare to the gain of a two-el quad antenna?

slide51

G9D10

Describe a Beverage antenna.

slide55

 G2D06

How is a directional antenna pointed when making a “long-path” contact with another station?

slide57

G3B05 What happens to sigs. with frequencies between LUF and MUF when they go into the ionosphere?

slide59

G3A10

What causes HF propagation conditions to vary periodically in a 28-day cycle?

slide63

G3C09 What allows a signal to be detected at a distance too far for ground wave but too near for normal sky-wave propagation?

slide65

G0B02 What is the min. wire size that may be safely used for a circuit that draws up to 20 A continuously?

slide67

 G0B09

Why should soldered joints not be used with the wires that connect the base of a tower to a system of ground rods?

slide71

G0B08

What should be done by any person preparing to climb a tower that supports electrical devices?

slide73

G0A01

How does RF energy affect human body  tissue?

henry
Henry

back

slide85

DAILY DOUBLE

Your wager?

Here’s the question…

slide86

DAILY DOUBLE

Your wager?

Here’s the question…

slide87

The 3 connections on a quarter-inch stereo phone plug are called “tip,” “ring,” and what?

sleeve
sleeve

To game 2 board

capacitance
capacitance

Next slide

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