Thursday, June 19, 2008

Make antenna Wajanbolic


Antenna WAJANBOLIC Why WajanBolic called?

* Frying pan: frying pan, kitchen tools make cooking
* Bolic: parabolic
* WajanBolic: parabolic antenna made from the frying pan


Because it comes from the frying pan is not comparable to its perfection dg parabolic antenna factual. In the workshop will be made with WajanBolic N Antenna Connector and Pigtail with:

Some of the lack of antenna WajanBolic:

Because the solid form of the influence of wind dish large enough so that it requires mounting to a tower strong enough

Antenna 2.4 GHz
Some Examples 2.4 GHz Antenna Design

Most homebrew wifi antenna you have on the internet: yagi antenna, antenna cans (tincan antenna), antenna biquad, Helix antenna, slotted waveguide antenna. I always have the components in the antenna-design antenna page: N-type Connector & pigtail

Connector: N-type Male, Female N-type, RP TNC Male, RP TNC Female, Pigtail

Ok ..! we go to the making of WajanBolic


Preparation


Equipment and materials that need to be prepared in: MATERIAL

1. Pan diameter 36 "(diametr the bigger the better)

2. PVC paralon thin diameter 3 "1 meter

3. Doff 3 "(closed paralon PVC) 2 pieces

4. Aluminum foil

5. Baut + mur size 12 or 14

6. And female Connector

7. copper wire No.3

8. Double tape lakban +


EQUIPMENT

1. Ruler

2. Knife / Cutter

3. + Tin solder is

4. Hacksaw


Estimated RATES

Estimated cost incurred to purchase the materials WajanBolic is less than Rp 100.000, -. Compare jikan you have to buy Grid 24db antenna, the only local product to Rp 500,000, - more and import could reach Rp 1.000.000, - more. Antenna or purchase price of the local grid is Rp 200,000, - while the import could reach Rp 300,000 more.

Development


1. Prepare all materials and equipment needed.

2.
Hole right in the middle of the griddle pan is sized bolts 12 or 14, just one hole only.


Then, measure diametr frying pan, frying pan depth feeder and / focus point. For more details please his tough image below.

Example:

  • Parabolic dish dg D = 70 cm, d = 20 cm the distance from the center point focus dish: F = D ^ 2 / (16 * d) = 70 ^ 2 / (16 * 20) = 15.3 cm

Focus on the point end of the page feeder is installed. To get the maximum gain.

  1. Cut the PVC paralon throughout the 30 cm, and marked for its feeder distance (region-free aluminum foil). To determine the length of its feeder use the formula above.
  2. Hole on its part to put paralon N Connector, use the formula for the antenna cans. http://www.saunalahti.fi/elepal/antenna2calc.php
  3. Cut the copper wire that has been prepared in accordance with the size of the calculation results obtained from the website above. And solderkan on N Connector that has been prepared in
  4. Next, wrapped with PVC paralon with aluminum foil in the region other than the feeder, I have the aluminum foil without glue, to paste it can use double tape
  5. Then pair with N connector to the PVC that has been Paralon td dilubangi
  6. At the doff (closed paralon PVC), which will be in pairs on the edge near the N Connector must give in aluminum foil, and doff the tide in the pan does not need to give it in aluminum foil
  7. And to crown doff PVC paralon
  8. Then, in the frying pan that has been earlier bolongi paired with a doff of his again, before its doff these dilubangi according to the size bautyang have to prepare, and tighten its secukup.
  9. Then the pair lived PVC paralon earlier to a pan already in pairs doff.
  10. Bolic pan and is ready to be used for browsing, or at least for wardriving

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