Time and Frequency from A to Z: N to O

A-Al Am-B C-Ce Ch-Cy D-Do Dr-E F G H I J-K L M
N-O P Q-Ra Re-Ru S-So St-Sy T-Te Ti To-Tw U-W X-Z Notes Index


Nanosecond (ns) Network Time Protocol (NTP) Nominal Frequency Octave
Musical Note Frequency (Hz)

A0

27.5

A1

55

A2

110

A3

220

A4

440

A5

880

A6

1760

A7

3520

OCXO One Way Time and Frequency Transfer On Time Marker (OTM) Optical Frequency Standard Oscillator Overtone Frequency

A-Al Am-B C-Ce Ch-Cy D-Do Dr-E F G H I J-K L M
N-O P Q-Ra Re-Ru S-So St-Sy T-Te Ti To-Tw U-W X-Z Notes Index