[DARARepeater] Thursday Night Group

Tue Feb 4 01:16:26 EST 2020

New Ham Radio Study website 

Upcoming Hamfest

Projects

** License Exam Questions of the week

The Thursday Night Group will meet

Thursday, February 6 at 7:00 pm at the DARA Clubhouse.

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Things this week:  

1.   New Ham Radio Study website

Logan, KE8NTI, one of our younger hams, DARA member and TNG participant has
been working on a website to promote learning when it comes to studying for
the ham licenses. He has finished the programming side of things.  He has
added all of the questions from all 3 exams but he needs help from the group
to help write information for each question and each topic!

2. Upcoming Hamfest 

02/07-9/2020 | HamCation 2020

Location: Orlando, FL
Type: ARRL Hamfest
Website: https://www.hamcation.com/ 

02/16/2020 | Mansfield Mid-Winter Hamfest
Location: Mansfield , OH
Sponsor: Intercity Amateur Radio Club
Website: http://WWW.IARC.CLUB 

02/22/2020 | La Porte County Amateur Radio Hamfest
<http://www.arrl.org/hamfests/la-porte-county-amateur-radio-hamfest-2>  

Location: La Porte, IN
Type: ARRL Hamfest
Sponsor: La Porte County Amateur Radio Club
Website: http://lpcarc.org

03/01/2020 | WinterHamFest
Location: Elyria, OH
Sponsor: Northern Ohio Amateur Radio Society
Website: http://noars.net 

03/07/2020 | Cave City Hamfest
<http://www.arrl.org/hamfests/cave-city-hamfest-9>  

Location: Cave City , KY
Type: ARRL Hamfest
Sponsor: Mammoth Cave Amateur Radio Club
Website: http://ky4x.org

03/14-15/2020 | Toledo Hamfest, 

ARRL Great Lakes Division Convention
Location: Perrysburg, OH
Sponsor: Toledo Mobile Radio Association
Website: http://www.tmrahamradio.org 

03/15/2020 | WVARA 2020 Hamfest
<http://www.arrl.org/hamfests/wvara-2020-hamfest>  

Location: BRAZIL, IN
Type: ARRL Hamfest
Sponsor: Wabash Valley Amateur Radio Association Inc 
Website: http://w9uuu.org

03/21/2020 | Mid-Ohio Valley ARC Hamfest
Location: Gallipolis, OH
Sponsor: Mid-Ohio Valley Amateur Radio Club, Inc.
Website: http://sites.google.com/site/midohiovalleyarc/

3. Projects

Bring something to work on.   What are you building?

4. License Exam Questions of the week

One question is drawn from each of the three question pools. Steve, AE8AT,
is providing these questions.  Thanks Steve

Answers are at the end of this email.

Last week the subject was antennas.  This week, feedlines!

T9B05 In general, what happens as the frequency of a signal passing through
coaxial cable is increased?

A. The characteristic impedance decreases

B. The loss decreases

C. The characteristic impedance increases

D. The loss increases

G9A01 Which of the following factors determine the characteristic impedance
of a parallel conductor antenna feed line?

A. The distance between the centers of the conductors and the radius of the
conductors

B. The distance between the centers of the conductors and the length of the
line

C. The radius of the conductors and the frequency of the signal

D. The frequency of the signal and the length of the line

E9F03 Why is the physical length of a coaxial cable transmission line
shorter than its electrical length?

A. Skin effect is less pronounced in the coaxial cable

B. The characteristic impedance is higher in a parallel feed line

C. The surge impedance is higher in a parallel feed line

D. Electrical signals move more slowly in a coaxial cable than in air

For more information about B-Road Thursday Evening Group Projects.

Go to W8BI homepage ( <http://www.w8bi.org> http://www.w8bi.org) under
Education, Thursday Group.

Or

Go to ( <https://sites.google.com/site/darathursdaynite/>
https://sites.google.com/site/darathursdaynite)

There is a lot of information on this web site with additional content.

Hope to see you on Thursday evening's.

Everyone is invited!!! 

Answers:

T9B05 = D.

G9A01 = A.

E9F03 = D.

Quiz 78     

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