calibrate measurement microphones. This service is offered by some microphone manufacturers and by independent testing laboratories. Microphone calibration by...
10 KB (1,508 words) - 07:47, 12 April 2024
In measurement technology and metrology, calibration is the comparison of measurement values delivered by a device under test with those of a calibration...
31 KB (3,675 words) - 16:03, 2 June 2024
electrodynamics, such as for measurement microphone calibration, measurement of the sound power of a source, and measurement of the absorption coefficient...
2 KB (271 words) - 16:47, 16 November 2023
standard. Measurement microphones calibrated using this method can then be used to calibrate other microphones using comparison calibration techniques...
83 KB (10,117 words) - 12:58, 16 August 2024
the conventional units for measurement of diver pressure exposure used in decompression tables and the unit of calibration for pneumofathometers and hyperbaric...
74 KB (9,894 words) - 01:28, 28 July 2024
employed to prevent reflections within the chamber. Test and measurement microphone calibration services are often required to be undertaken at frequencies...
1 KB (176 words) - 20:43, 27 June 2019
basic arterial blood pressure measurement principle, which eliminates the need for individual calibration. The same calibration-free fundamental principle...
35 KB (5,031 words) - 17:09, 8 June 2024
Sound intensity (category Sound measurements)
between the two microphones. This expression shows that phase calibration errors are inversely proportional to frequency and microphone spacing and directly...
10 KB (1,578 words) - 07:57, 9 October 2023
Partial discharge (redirect from Partial discharge measurement)
against the voltages obtained from a calibration unit discharged into the measuring instrument. The calibration unit is quite simple in operation and...
22 KB (2,959 words) - 15:14, 19 August 2024
the microphone (the transmission of sound through this tube was part of the calibration process), which eliminated the need to place the microphone itself...
9 KB (1,104 words) - 19:27, 13 August 2023
used for acoustic measurement is the microphone. Measurement-grade microphones are different from typical recording-studio microphones because they can...
4 KB (516 words) - 10:48, 12 February 2024
List of measuring instruments (redirect from Speed measurement)
quantity. In the physical sciences, quality assurance, and engineering, measurement is the activity of obtaining and comparing physical quantities of real-world...
45 KB (3,620 words) - 14:27, 21 August 2024
Computer monitor (section Measurements of performance)
applications. Integrated professional accessories Integrated screen calibration tools, screen hoods, signal transmitters; Protective screens. Tablet...
38 KB (4,775 words) - 03:15, 18 August 2024
Sound level meter (category Sound measurements)
measurements. It is commonly a hand-held instrument with a microphone. The best type of microphone for sound level meters is the condenser microphone...
49 KB (6,284 words) - 09:40, 18 July 2024
Noise dosimeter (category Sound measurements)
measurement to verify reliable operation. In addition to field calibration routines, the manufacturers recommend periodic comprehensive calibration and...
11 KB (1,334 words) - 19:10, 19 June 2024
measurement IEC 61043 Electroacoustics – Instruments for the measurement of sound intensity – Measurements with pairs of pressure sensing microphones...
128 KB (17,123 words) - 15:26, 20 March 2024
Laser Doppler vibrometer (category Measurement)
S2CID 22549133. Sutton, C. M. (1990). "Accelerometer Calibration by Dynamic Position Measurement Using Heterodyne Laser Interferometry". Metrologia. 27...
16 KB (1,936 words) - 22:58, 6 December 2023
be very difficult. Control measurements may also be used for other purposes: for example, a measurement of a microphone's background noise in the absence...
12 KB (1,453 words) - 04:07, 31 May 2024
omnidirectional acoustic microphone (O). • Commonly used both in air and underwater. • Can be used in combination with the Offline Calibration Process to measure...
29 KB (4,250 words) - 14:27, 25 February 2024
DBFS (category Logarithmic scales of measurement)
of a full-scale sinusoidal signal Digital and Analog Measurement Units for Digital CMOS Microphone Preamplifier ASICs (Analog Devices) - "The definition...
18 KB (2,227 words) - 06:41, 23 June 2024
picked up by a microphone or light entering a digital camera, into a digital signal. An ADC may also provide an isolated measurement such as an electronic...
47 KB (5,960 words) - 14:49, 17 July 2024
identification to examine, for example, ramp noise or sonic booms, microphone calibration systems and more. The company provides products that aid preventative...
18 KB (1,640 words) - 20:43, 17 July 2024
other special test signals. Calibration can be monitored during a performance. Professional audio stores sell microphones, speaker enclosures, monitor...
64 KB (8,369 words) - 15:32, 21 August 2024
Revox B215 (section Tape calibration)
Philips microcontrollers. The deck was equipped with automatic tape calibration, microcontroller-assisted setting of recording levels, and non-volatile...
43 KB (5,124 words) - 03:02, 30 June 2024
between 2 kHz and 5 kHz, where the threshold reaches as low as −9 dB SPL. Measurement of the absolute hearing threshold provides some basic information about...
23 KB (2,760 words) - 23:54, 2 August 2024
Space dust measurement refers to the study of small particles of extraterrestrial material, known as micrometeoroids or interplanetary dust particles...
98 KB (10,570 words) - 11:41, 22 February 2024
Sonar (section Wave measurement)
for echoes. Sonar may be used as a means of acoustic location and of measurement of the echo characteristics of "targets" in the water. Acoustic location...
101 KB (12,471 words) - 16:31, 24 July 2024
Hearing aid (section Directional microphone)
adjustment of a hearing aid is through real ear measurement. Real ear measurements (or probe microphone measurements) are an assessment of the characteristics...
117 KB (13,941 words) - 16:23, 16 August 2024
spring constant and mass are known constants, a measurement of the spring's compression is also a measurement of acceleration. The system is damped to prevent...
40 KB (4,681 words) - 03:01, 31 July 2024
Protection of Environment, Part 1065—Engine-Testing Procedures, Subpart D—Calibrations and Verifications, §1065.350 H2O interference verification for CO2 NDIR...
11 KB (1,100 words) - 10:38, 25 April 2024