Geoffrey Preston's Blog (5)

If This Is Real.....WOW!

 R/C helicopter lifting a woman!

If this is real then it's quite a feat. Not to mention very dangerous.

I'd like to think that this is more than just great photoshop…

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Added by Geoffrey Preston on March 2, 2014 at 1:00pm — 19 Comments

Controlling Radio Frequency Interference

RFI is often a very frustrating problem but the following information may be of help. You may have RFI and be unaware of it and following these precautions might increase your range.

If possible keep your wire/cable runs away from transmitters, coax and antennas. Never group coax cable together with wiring runs. Use shielding for your wiring runs and if possible grounded metal enclosures for sensitive electronics. Be sure your coax…

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Added by Geoffrey Preston on February 27, 2014 at 12:30pm — 2 Comments

Mini DC-DC Voltage Stabilizer/Regulator Module

  Ran across this and just wanted to share. Great for getting all the different voltages of your components to operate off of

one source. One module per each different voltage requirement, small and light weight. Adjustable for input voltage and output voltage and only $3.80 US…

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Added by Geoffrey Preston on September 11, 2013 at 8:30am — 15 Comments

More Antenna Alternatives

Came across this great product for antenna building for UAV's. Adhesive backed copper foil 5 mm wide. Great for creating your own dipoles, vee's or helix, easily soldered. Attach it to fiberglass or plexiglass or directly to the foam (prepped with acrylic spray to help adhesion or just taped over with package tape).  Create dipoles or vee's directly on you wings (not…

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Added by Geoffrey Preston on October 7, 2012 at 8:30am — 9 Comments

Antenna Alternatives

   Antennas now has its own section in the Forums

 

  There are alternative antenna choices for your UAV when space is a consideration. RHCP antennas are without doubt one of the best…

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Added by Geoffrey Preston on October 6, 2012 at 4:00pm — 34 Comments

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