[DARARepeater] Thursday Night Group

[George]

DEFCON 937   This Thursday at 6 pm

This Thursday at 7:30 pm - 3D printing 

Upcoming Hamfest

Projects

** License Exam Questions of the week

 

The Thursday Night Group will meet

Thursday, February 27 at 6:00 pm at the DARA Clubhouse.

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Things this week:  

1.   DEFCON 937 This Thursday at 6 pm

 

This Thursday at 6 pm TNG, will host the 2nd DC937 (short for DEFCON 937)
groups  meeting at the clubhouse.

 

They currently do not have a presentation planned, but it will most likely
be some discussion about current hacking/cybersecurity news and tools in the
past month. They are also planning several "conference" type events later
this year.

 

2.  This Thursday at 7:30 pm - 3D printing 

This week will start our discussion and training on how to use the 3D
printer.  Mike Suhar, W8RKO, and John Jeffries, one of the CAP will talk
about what software to use, what you can make, how long a project might
take, among other things and show some examples of what they have printed.

 

3. Upcoming Hamfest 


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/

 

4. Projects

Bring something to work on.   What are you building?

5. 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 quiz topic is the receive side of the hobby.

 

T7B02 What would cause a broadcast AM or FM radio to receive an amateur
radio transmission unintentionally?

A. The receiver is unable to reject strong signals outside the AM or FM band

B. The microphone gain of the transmitter is turned up too high

C. The audio amplifier of the transmitter is overloaded

D. The deviation of an FM transmitter is set too low

 

G4C12 Which of the following is an advantage of a receiver DSP IF filter as
compared to an analog filter?

A. A wide range of filter bandwidths and shapes can be created

B. Fewer digital components are required

C. Mixing products are greatly reduced

D. The DSP filter is much more effective at VHF frequencies

 

E4C17 Which of the following has the largest effect on an SDR receiver's
linearity?

A. CPU register width in bits

B. Anti-aliasing input filter bandwidth

C. RAM speed used for data storage

D. Analog-to-digital converter sample width in bits

 

 

 

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:

T7B02 = A.

G4C12 = A.

E4C17 = D.

Quiz 81

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