diaphone उदाहरण वाक्य

A steam fog signal was also installed . which was thereafter replaced by a diaphone.
There was also a two-tone diaphone fog horn and living quarters for several families.
The building originally had a diaphone fog signal structure attached, and it was later removed.
There is a diaphone in place.
A diaphone fog horn is attached.

This arrangement was found unsatisfactory, and a diaphone was added sometime between 1926 and 1931.
The original steam whistle fog signal was replaced with diaphone foghorns in the mid-1920s.
It originally had a Type F Diaphone signal, and a FA-232 is now in operation.
As a matter of interest it is noted the diaphone has never been inoperative since installation in 1926.
The fog signal was upgraded to a diaphone in 1919; the following year the beacon was electrified.