FPV remote controlled sniper rifle

This thing is amazing and ingenious. Its really a radio controlled “First Person View” (FPV) sniper rifle. I wonder what they are using to move the gun, servos or linear actuators…would have to be very durable to handle that recoil. These Syrians are making really high-tech military hardware out of household crap, earlier this year…

RC Frequency Selection for FPV UAV LRS

There are several frequencies to choose for your RC transmitter and receiver by swapping “piggybacks” or “backpacks” onto your RC transmitter. For long range choose 443MHz. Be sure not to choose the same frequency that your video transmits on. I recommend 433MHz 500-800mW for RC and 1.3GHz 800mW for video long range and 900MHz for…

GPS trackers, quickly recover that lost drone

Backup GPS tracker – These are usually used for tracking pet dogs, vehicles or cheating spouses. They send location over cellular networks and some use GMRS/FRS. Here is one that lightweight (1.8oz) that uses cellular to email its position to you, includes 1yr of cell service and then its $50 each year after: Garmin GTU…

Planning for your plane or quad build

Before buying any products for your plane or quad, here are some things to think about. Ask yourself some questions and work out the answers by asking on forums or here   “What do I want to do?” – Find the best hiking route to get to the summit of that mountain.   “What is…

TINY tri-copter, the size of a cookie but less fattening

Weighs only 19 grams, great job Femtoduino!!! “Motor to Motor: 5cm 3x hexTronik 2 gram Brushless Outrunner 7700kv 3x 2.4Ghz SuperMicro Systems – Brushless ESC (BLHeli Firmware) 1x HK-5320 Ultra-Micro Digital Servo 2x propeller Walkera QR Ladybird (Front) 1x propeller silverlit x-twin (Rear) Femtoduino as Flightcontroller ITG 3200 Gyro Sensor (flytron.com) RX: Deltang RX-31, (deltang.co.uk)…