[DARARepeater] TNG for July 2nd info

[Tom Holmes]

Program: What did you do for Field Day this year? How did the changes to
accommodate the virus affect your plans? What was good; what was not so
good?

And , of course, a lot of general conversation about whatever comes up, so
stop by just to see what happens!

Zoom info for this week is at the bottom of this email.

Ham Exam questions of the week. Courtesy of Steve Keller, KE8AT.

The quiz turns to the Extra question pool this week.  All questions are, or
more accurately, were part of the Extra pool.  The current question pool
will be retired at the end of June 2020.  This week the quiz focuses on
questions eliminated from the 2020-2024 question pool.
 
E2B12 How are analog SSTV images typically transmitted on the HF bands?
A. Video is converted to equivalent Baudot representation
B. Video is converted to equivalent ASCII representation
C. Varying tone frequencies representing the video are transmitted using PSK
D. Varying tone frequencies representing the video are transmitted using
single sideband
 
E3B10 What is the cause of gray-line propagation?
A. At midday, the Sun super heats the ionosphere causing increased
refraction of radio waves
B. At twilight and sunrise, D-layer absorption is low while E-layer and
F-layer propagation remains high
C. In darkness, solar absorption drops greatly while atmospheric ionization
remains steady
D. At mid-afternoon, the Sun heats the ionosphere decreasing radio wave
refraction and the MUF
 
E4C16 Which of the following is caused by missing codes in an SDR receiver's
analog-to-digital converter?
A. Distortion
B. Overload
C. Loss of sensitivity
D. Excess output level
 
 
 
Answers:
E2B12 (D)
E3B10 (B)
E4C16 (A)
 
Quiz 99

Zoom Meeting info for July 2, 2020.

Time: Jul 2, 2020 06:45 PM Eastern Time (US and Canada)

Join Zoom Meeting:
https://us02web.zoom.us/j/82204898090?pwd=VGJBTGJtT3R2MTJlZUl1QnBTVVkrZz09

Meeting ID: 822 0489 8090
Password: 183116

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Tom Holmes, N8ZM