Previously, the phonographic record or audio cassette accompanying a filmstrip to provide its soundtrack would have an audible tone to signal the person operating the projector to advance the film to the next frame.
32.
Starting with �p�e in 1933, side judges were replaced by the Laurent-Pagan electrical scoring apparatus, with an audible tone and a red or green light indicating when a touch landed . sabre in 1988.
33.
A downgrade is accompanied by a continuous audible tone and the illumination of the "'Acknowledge Switch "'that must be pressed by the driver within 7-seconds to prevent an automatic brake application occurring for one minute.
34.
They would also verify they were flying towards or away from the station, by determining if the signal level ( i . e . the audible tone volume ) was getting stronger or weaker, respectively.
35.
Contestants who are visually impaired or blind are given a card with the category names printed in Braille before each round begins, and an audible tone is played after the clue has been read aloud.
36.
As the signals are audible tones in the voice frequency range, they can be transmitted through electrical repeaters and amplifiers, and over radio and microwave links, thus eliminating the need for intermediate operators on long-distance circuits.
37.
Using a relay also adds a damping time constant to the output, so that the intermittent contact with the reed contact ( which is vibrating at the transmitter audible tone frequency ) becomes a continuous output signal.
38.
Older Minitor pagers ( both the Minitor I and Minitor II series ) have tone reeds or filters that are tuned to a specific audible tone frequency, and must physically be replaced if alert tones are changed.
39.
But later, in barely audible tones, Healy told a small group of reporters that one major issue was how the Red Cross should deal with the International Red Cross's decision to deny formal membership to Israel's branch.
40.
Radio station Midwest Family Broadcasting ( MWF ) Madison, Wisconsin production facility by WSJM Chief Engineer Richard E . McLemore ( and later in-house at WSJM ) with sub-audible tones used to signal the end of a song.
