The digital multimeter, DMM, is one of the most common items of test equipment used in the electronics industry today. While there are many other items of test equipment that are available, the multimeter is able to provide excellent readings of the basic measurements of amps, volts and ohms.
Here are the basics of the rules, which will apply to drones weighing fewer than 55 pounds: pilots will have to pass a knowledge test (but not a practical test) to get a newly developed drone operator license and will have to be vetted by the TSA.
Warranty : A heads up for drones under 200. Most drones under 200 are not offered by giants like DJI or Parrot. Rather, they are shipped by companies like Syma, UDI and DBPower. The customer service may not be on par with the giants, but most of them respond well in case of a damaged product.