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
Meeting ID: 442 469 7230
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Meeting ID: 442 469 7230
Find your local number: https://us02web.zoom.us/u/kbd7VywdC1
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.
