Betekenis van:
ground noise
ground noise
Zelfstandig naamwoord
- bijkomend geluid; ongewenst meeklinkend geluid
- extraneous noise contaminating sound measurements that cannot be separated from the desired signal
Synoniemen
Hyperoniemen
Hyponiemen
Voorbeeldzinnen
- "Magnetic gradiometers" using multiple "magnetometers" specified in 6A006.a.; 2. Fibre optic "intrinsic magnetic gradiometers" having a magnetic gradient field "noise level" (sensitivity) lower (better) than 0,3 nT/m rms per square root Hz; 3. "Intrinsic magnetic gradiometers", using "technology" other than fibre-optic "technology", having a magnetic gradient field "noise level" (sensitivity) lower (better) than 0,015 nT/m rms per square root Hz; d. Compensation systems for magnetic or underwater electric field sensors resulting in a performance equal to or better than the control parameters of 6A006.a., 6A006.b. or 6A006.c. 6A007 Gravity meters (gravimeters) and gravity gradiometers, as follows: N.B.: SEE ALSO 6A107. a. Gravity meters designed or modified for ground use having a static accuracy of less (better) than 10 μgal; Note: 6A007.a. does not control ground gravity meters of the quartz element (Worden) type.