This time he’s made a mini spy bug that records up to nine hours of audio. His first task was to figure out if the ATmega328p’s ADC is suitable for audio sampling, but only after he explains ...

Its four wings make it steady in high winds that would defeat existing miniature spy drones ... that operates the hand-launched drone like an insect and allows it to hover in gusts of more ...

During the 1970s, the CIA experimented with a tiny spy drone called the insectothopter as a discreet way of collecting audio intelligence. Follow BI Video: On Twitter More from Military & Defense ...