1.0 milliseconds -- cycle time for frequency 1 kHz
1 ms -- duration of light for typical photo flash strobe
2.27 ms -- cycle time for the A above middle C in music (440 Hz). If an electric tuning device for musical instruments generates just one tone, this is probably that tone.
... Roman Catholics alike join in giving it praise.
The Jesuits give it an official place among their
"exercises." John Wesley and John Newton put
it among the works that ...