For those who dream of one day shooting aerial footage without the bulky cranes and cables to hold everything aloft, Japan's NHK may have just the thing: a tethered, balloon-mounted, four-axis gyro-stabilized camera rig that weighs in at about 2 kg (4.4 lb), can soar up to 300 m (984 ft) and takes its commands from the re-purposed remote control for a toy helicopter.
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