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 Public Gallery | Home > Arts and Crafts Prev 15 | Next 15 
Arts and Crafts
16 - 30 of 566 Total. Shared
Compare Loops
16. Compare Loops  (16 Jul 2014)
Charts Comparing Loop Performance.
342 Visits
8 Images
Linked Album
holl_ands
UHF Quad-Trapezoid-Loop
17. UHF Quad-Trapezoid-Loop  (11 Jul 2014)
UHF Quad-Trapezoid-Loop Antenna analyzed using 4nec2, formed by adding outer parts
of Chireix 2-Square to an Hourglass-Loop.  All dimensions determined using nikiml's
Optimization Scripts.

Two versions analyzed: Quad-Trap (NO Reflector) and Quad-Trap (15 RR).

=================================================
a) Quad-Trapezoid-Loop (NO Refl):

UHF Raw Gain = 6.7 to 8.4 to 7.8 dBi and SWR (300-ohms) under 1.8.

=================================================
b) Quad-Trapezoid-Loop + 15 Reflector Rods:

UHF Raw Gain = 10.1 to 11.8 dBi, F/B & F/R Ratio Min =19.2 dB and SWR (300-ohms) under 2.7.

Note the VERY WIDE BANDWIDTH, 60-degrees ALL across the UHF Band and the VERY DEEP
49+ dB Notch directly to the Rear.
2240 Visits
30 Images
Linked Album
holl_ands
V-Stack UHF Hourglass-Loop + 15RR
18. V-Stack UHF Hourglass-Loop + 15RR  (11 Jul 2014)
V-Stack UHF Hourglass-Loop + 15RR
UHF Vertically Stacked Hourglass-Loops with 15 Reflector Rods  analyzed using 4nec2
where nikiml's Python Optimization Scripts were used to Optimize dimensions of the
HVH (Hollands Vertical Harness) and  Separation between Hourglass-Loops.
2110 Visits
18 Images
Linked Album
holl_ands
Gabriella Remes Canadian Original Art
19. Gabriella Remes Canadian Original Art   (July 8, 2014)
Hello my Name is Gabriella Remes. I am a Canadian Local Artist and Paint for my Living. Up for Sale are these Painting of Different Scenes. My Favorites items
to Paint are Birds and Flowers. If there is anything you
like email me at gabriellaremes@yahoo.com.
4443 Visits
6 Images
Linked Album
wrestlingfanaticactionfigures
Paintings
20. Paintings 

I love to paint and create. I like painting animals and people and themed pieces. I use Acrylics, wax pencil, Guache, Graphite and sometimes Oils.

 

If you are interested in purchasing any of my art please contact me for details... call 979-943-8400

82 Visits
9 Images
Linked Album
halfmoon
21. Rob & Pamela 6-14 
7 Visits
0 Images
Linked Album
fstopshere
Castaways 2014
22. Castaways 2014  (May 2014)
Castaways Sculpture Awards is an annual art competition that has been running since 2008. Castaways melds the theme of recycling and environment awareness with the creative re-use of materials and innovative sculpture. Each May, more than 50 sculptures grace the Rockingham foreshore creating opportunities for emerging artists to showcase their artworks, together with creative entries from local schools.  More than 15,000 visitors attend the exhibition each year, delighting in the innovative use of recycled materials.
592 Visits
96 Images
Linked Album
gladysclancy
Homebrewing
23. Homebrewing  (ongoing)
Equipment etc
123 Visits
11 Images
Linked Album
bigchriscase
2014 - Have I Got News For You
24. 2014 - Have I Got News For You  (April 4-6, 2014)
257 Visits
21 Images
Linked Album
hpdramaclub
Office Chair Options
25. Office Chair Options 
216 Visits
7 Images
Linked Album
bloodandwhiskeydesign
Focal Point 2013 - 2014
26. Focal Point 2013 - 2014 
206 Visits
5 Images
Linked Album
baltimorecc
PORCELAIN & CERAMIC ARTWORKS
27. PORCELAIN & CERAMIC ARTWORKS  (2014)
416 Visits
47 Images
Linked Album
budscollection
MARBLE, ALABASTER STATUARY
28. MARBLE, ALABASTER STATUARY  (2014)
311 Visits
35 Images
Linked Album
budscollection
Robots
29. Robots 
248 Visits
2 Images
Linked Album
kentuckyindianalocations
A Christmas Miracle
30. A Christmas Miracle  (December 2013)
443 Visits
37 Images
Linked Album
hpdramaclub
 
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