[DARARepeater] Fwd: DARA / TNG - Nov. 9th

[Mark Erbaugh]

-------- Forwarded Message --------
Subject: 	DARA / TNG - Nov. 9th
Date: 	Tue, 7 Nov 2023 11:59:26 +0000
From: 	RF Carrier <rfcarrier at w8bi.org>
Reply-To: 	RF Carrier <rfcarrier at w8bi.org>
To: 	n8me at arrl.net



DARA / TNG - Nov. 9th

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  TNG - November 9th

DARA Clubhouse, 6619 Bellefontaine Rd. Dayton, OH 45424.  The meeting 
begins around 7pm. Presentations (if any) begin at 7:30pm.

Jeremy Hong will give a presentation on the Raspberry Pi 5. This 
presentation will also be shared via Zoom. Below is the Zoom Information.

*DARA TNG is inviting you to a scheduled Zoom meeting*.

Topic: TNG - 11/09/23

Time: Nov 9, 2023, 06:30 PM Eastern Time (US and Canada)

Join Zoom Meeting

https://us02web.zoom.us/j/4424697230 
<https://w8bi.us4.list-manage.com/track/click?u=36fca23aadf19ac2c8ca2ed6e&id=2536709ba5&e=70ccec30ea>

Meeting ID: 442 469 7230

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Meeting ID: 442 469 7230

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*DARA / DMA Single Board Computer SIG*

The SBC SIG will meet this Saturday, 11/112:00pm at the clubhouse.

Everyone is invited!!!

*LICENSE QUIZ #254*

de Steve, AE8AT

This week, we have feedline related questions including the beloved 
Smith chart.

T9B05 What happens as the frequency of a signal in coaxial cable is 
increased?

A. The characteristic impedance decreases

B. The loss decreases

C. The characteristic impedance increases.

D. The loss increases.

G9A05 How does the attenuation of coaxial cable change with increasing 
frequency?

A. Attenuation is independent of frequency.

B. Attenuation increases

C. Attenuation decreases

D. Attenuation follows Marconi’s Law of Attenuation

E9G11 How are the wavelength scales on a Smith chart calibrated?

A. In fractions of transmission line electrical frequency

B. In fractions of transmission line electrical wavelength

C. In fractions of antenna electrical wavelength

D. In fractions of antenna electrical frequency

73,

de Mark, N8ME

Quiz Answers

T9B05 = D. G9A05 = B. E9G11 = B.


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