A length of flexible wire ran from the microphone, through a fixture in his helmet, and back to the black surface into which it vanished.
By contrast, researchers have had trouble making flexible wires that can carry the needed current.
Scientists are trying various approaches to raise the current-carrying capacity and make more flexible wires.
Type 1 x 19 is a non flexible wire used for standing rigging such as stays.
The radio antenna included is simply a flexible rubber-covered wire.
A length of flexible wire can be attached to the end of the spring to facilitate its removal.
An oval drill head was attached to a flexible wire and threaded into a blood vessel in his leg.
"It's like the old TV's, where we used to have flexible wires to go from one board to another," he said.
He reached into his pocket and pulled out a thin, flexible wire.
"I must prepare a welcome for him," he said, and so turned out the electric light at the end of the long flexible wire.