input power of propeller

negative thrust propeller / negative-thrust propeller

net thrust power of a propeller

propulsive horse-power of propeller

thrust horse-power of a propeller

torque horse-power of propeller

useful power of propeller

high-power illuminator radar / high power illuminating radar (HIPIR)

input data strobe

input/output device (i/o)

multiple-input, multiple-output (MIMO)

voltage input

input / output transducer

mobile networked multiple-input, multiple-output

real-time input-output transducer

air input valve

axle input

heat input

input gearbox shaft

input shaft

input speed

input control lever

input control rod

input signal

voice input

audio input

video input

antenna input impedance

input axis

input coupler

input recorder

input-output channel

transistor input resistance