[DARARepeater] Thursday Night Group

[George]

Grounding for your tower and shack 

HAMFEST 

Projects 

** License Exam Questions of the week #99

Details for THIS week's TNG ZOOM meeting (at the bottom of this email)

======================================

The Thursday Night Group will meet ON-LINE

Thursday, July 9 at 7:00 pm 

Speakers will start about 7:30.

Details on this week's TNG ZOOM login 

at the bottom of this email

------------------------------------------------------

Things this week:  

Grounding for your tower and shack 

Jim Bacher, WB8VSU, and Mike Suhar, W8RKO, to talk about grounding for your
tower and shack, highlighting the work they did installing the grounding
system at the N8GA VHF contest station.

 

HAMFEST

07/19/2020 | Van Wert Hamfest

Location: Van Wert, OH

Sponsor: Van wert Amateur Radio Club

Website: http://w8fy.org

 

08/15/2020 - Clinton County Ohio ARA Hamfest 

Location: Wilmington, OH

Sponsor: Clinton County ARA

Website: http://ccara.net 

 

08/29/2020 - Milford Hamfest

Location: Owensville, OH

Sponsor: Milford Amateur Radio Club

Website: http://www.w8mrc.com 

 

09/27/2020 | Cleveland Hamfest and 

Computer Show

Location: Berea, OH

Sponsor: Hamfest Association of Cleveland

Website: http://www.hac.org 

 

Projects 

Keep working on your projects at home.  

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.

 

The Extra question pool is brand new starting July 2020!  Well, partly new.
To celebrate the "partly new" this week's questions are pulled from the
questions added to the Extra pool this year.

E2C04 Which of the following frequencies are sometimes used for amateur
radio mesh networks?

A. HF frequencies where digital communications are permitted

B. Frequencies shared with various unlicensed wireless data services

C. Cable TV channels 41 through 43

D. The 60 meter band channel centered on 5373 kHz

E4C11 Why can an attenuator be used to reduce receiver overload on the lower
frequency HF bands with little or no impact on signal-to-noise ratio? 

A. The attenuator has a low-pass filter to increase the strength of lower
frequency signals

B. The attenuator has a noise filter to suppress interference

C. Signals are attenuated separately from the noise

D. Atmospheric noise is generally greater than internally generated noise
even after attenuation

E6D01 Why should core saturation of an impedance matching transformer be
avoided?

A. Harmonics and distortion could result

B. Magnetic flux would increase with frequency

C. RF susceptance would increase

D. Temporary changes of the core permeability could result

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!!! 

 

 

==============================================

Details for TNG ZOOM meeting 

The Web link, Meeting ID and Password WILL CHANGE WEEKLY!!

Topic: TNG 7/9/2020

Time: Jul 9, 2020 06:45 PM Eastern Time (US and Canada)

Join Zoom Meeting

https://us02web.zoom.us/j/85872387941?pwd=R2VCQlo1YWdaOGpIT0dWUlM2K1RkUT09 

Meeting ID: 858 7238 7941

Password: 283344

One tap mobile

+13126266799,,85872387941#,,,,0#,,283344# US (Chicago)

+16465588656,,85872387941#,,,,0#,,283344# US (New York)

Dial by your location

        +1 312 626 6799 US (Chicago)

        +1 646 558 8656 US (New York)

        +1 301 715 8592 US (Germantown)

        +1 346 248 7799 US (Houston)

        +1 669 900 9128 US (San Jose)

        +1 253 215 8782 US (Tacoma)

Meeting ID: 858 7238 7941

Password: 283344

Find your local number: https://us02web.zoom.us/u/kcfZihPn6b

=============================

 

Answers:

E2C04 = B.

E4C11 = D.

E6D01 = A.

 

Quiz 99



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