Welcome to the wonderful world of antennas, its language and culture; to the aperture family (effective and scattering), the lobe family (main, side, back, and grating); to beam widths, directivity, and gain. Antennas are three-dimensional and live in a world of beam area, steradians, square degrees, and solid angle. Antennas have impedances (self and mutual). […]
Learning a new craft, such as filming from a drone, can be a time consuming adventure. As with any learning curve, advice from experts in the field is invaluable and worth its weight in gold. That’s why we asked eight of the best aerial shooters we know to share their tips and tricks on how you can improve your […]
As the FPV drone scene expands, better and faster craft emerge. Propellers, motors, flight controllers, and speed controls all fulfill the need for speed. But it’s the airframes that hold all of the components together that are seeing the biggest evolution. And while the established names continue to dominate, there’s an undercurrent of independent makers arriving who are building […]
The first step in getting your drone racer ready is by soldering the ESCs (speed controllers) to the power board. Here is one soldering method our Senior West Coast Editor, John Reid uses on all of his racers.
When I fly my racing quad I use a GoPro camera on it, and on most of my videos, I have some wavy lines running on the outside of the frame. Is there any way to get rid of these?—Luis Gonzalez, Sun City, CA Answer: What you might be experiencing is the effects of rolling shutter, also called “jello” or […]
When I am shopping online, I often find the same video transmitter with different ratings for its power output. Which video transmitter should I get: the 25mW, 200mW, or 600mW? Can you tell me what the difference is among the three? Answer: Video transmitters are offered in various power outputs for different reasons. If you will be flying with other FPVers (first-person-viewers) in […]
How do you calculate wattage? Answer: This is a common call we get at Venom, and most of the time it goes like this: “I’m trying to charge my three-cell 5000mAh battery at 5.0A, but it only gets to 3A.” The charger allows you to set the 3S 5000mAh pack to charge at 5.0A, but it never actually gets […]
How can I get the most out of my LiPo battery, and when do I know that it’s time to replace it? Answer: LiPo batteries need special care in the way they are charged, discharged, and stored. High-quality LiPo compatible chargers can be expensive, but making the investment is worthwhile. LiPo batteries average about 400–500 cycles depending upon how they […]