Sentence examples for frequency of about from inspiring English sources

We note that most spectra are centred at a normalized Doppler frequency of about 0.1.

A resonant frequency of about 1.6 GHz was observed.

He discovered that the squirrels were making very short screeches at a frequency of about 50 kilohertz.

The second type is performed for diseases with a frequency of about 1 1000.

Curve squealing of railway wheels occurs erratically in narrow curves with a frequency of about 4kHz.

The relaxation frequency of about 10 kHz is similar for both of these samples.

A frequency of about every other day or three days per week appears minimally sufficient.

Gravity waves have a frequency of about once every 30 seconds.

A sine wave power supply was used at a frequency of about 70 kHz.

Hydrogen effects were predominant down to a frequency of about 1 Hz.

Menda played back the tones of females' wings beating, which occurs at a frequency of about 400 hertz.