
device
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piezometers/ˌpaɪizoʊˈmiːtərz/
An instrument used to measure pressure.

switch on/swɪtʃ ɒn/ /swɪtʃ ɔːn/
To turn a switch to the "on" position in order to start or enable a device

cord/kɔːd/ /kɔɹd/
A small flexible electrical conductor composed of wires insulated separately or in bundles and assembled together usually with an outer cover; the electrical cord of a lamp, sweeper ((US) vacuum cleaner), or other appliance.

honker/ˈhɑŋkər/ /ˈhɔŋkər/
The telephone.

roof prisms/ˈruːf ˈprɪzəmz/
A reflective optical prism containing a section where two faces meet at a 90° angle, resembling the roof of a building. Reflection from the two 90° faces returns an image that is flipped laterally across the axis where the faces meet.

touchscreen/ˈtʌt͡ʃskriːn/
An input/output device that allows the user to interact with the computer by touching the display screen.

bleeder/ˈbliːdər/
A valve designed to release a small amount of excess pressure from a system.

bypass/ˈbaɪpɑːs/ /ˈbaɪpæs/
A section of pipe that conducts a fluid around some other fixture

rheostats/ˈriːəˌstæts/ /ˈriːoʊˌstæts/
An electrical resistor, with two terminals, whose resistance is continuously variable by moving a knob or slider.

fader/ˈfeɪdə/
A device used to control sound volume.