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Walter Koidan
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Journal Articles

Acoustical properties of the National Bureau of Standards anechoic chamber

Walter Koidan, Gale R. Hruska
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 64, 508–516 (1978)
https://doi.org/10.1121/1.382001
Published: August 1978
View article titled, Acoustical properties of the National Bureau of Standards anechoic chamber
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Journal Articles

Free‐field method for sound‐attenuation measurement

Gale R. Hruska, Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 58, 507–509 (1975)
https://doi.org/10.1121/1.380670
Published: August 1975
View article titled, Free‐field method for sound‐attenuation measurement
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Journal Articles

Wedge Design for National Bureau of Standards Anechoic Chamber

Walter Koidan, Gale R. Hruska, Marshall A. Pickett
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 52, 1071–1076 (1972)
https://doi.org/10.1121/1.1913208
Published: October 1972
View article titled, Wedge Design for National Bureau of Standards Anechoic Chamber
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Journal Articles

Calibration of Standard Condenser Microphones: Coupler versus Electrostatic Actuator

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 44, 1451–1453 (1968)
https://doi.org/10.1121/1.1911282
Published: November 1968
View article titled, Calibration of Standard Condenser Microphones: Coupler versus Electrostatic Actuator
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Journal Articles

Free‐Field Correction for Condenser Microphones

Walter Koidan, David S. Siegel
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 36, 2233–2234 (1964)
https://doi.org/10.1121/1.1919347
Published: November 1964
View article titled, Free‐Field Correction for Condenser Microphones
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Journal Articles

Measurements of Electromechanical Coupling in Condenser Microphones

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 36, 1013 (1964)
https://doi.org/10.1121/1.2143178
Published: May 1964
View article titled, Measurements of Electromechanical Coupling in Condenser Microphones
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Journal Articles

Hydrogen Retention System for Pressure Calibration of Microphones in Small Couplers

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 35, 614 (1963)
https://doi.org/10.1121/1.1918563
Published: April 1963
View article titled, Hydrogen Retention System for Pressure Calibration of Microphones in Small Couplers
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Journal Articles

Extension of the Pressure Response‐Frequency Characteristics of Condenser Microphones by Means of Carrier‐Frequency Techniques

Walter Koidan, June O. Magruder
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 33, 853 (1961)
https://doi.org/10.1121/1.1936900
Published: June 1961
View article titled, Extension of the Pressure Response‐Frequency Characteristics of Condenser Microphones by Means of Carrier‐Frequency Techniques
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Journal Articles

Method for Measurement of |E′/I′| in the Reciprocity Calibration of Condenser Microphones

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 32, 611 (1960)
https://doi.org/10.1121/1.1908159
Published: May 1960
View article titled, Method for Measurement of |<em>E′/I′</em>| in the Reciprocity Calibration of Condenser Microphones
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Journal Articles

Microphone Diaphragm Null Method for Sound Pressure Measurement

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 32, 505–507 (1960)
https://doi.org/10.1121/1.1908115
Published: April 1960
View article titled, Microphone Diaphragm Null Method for Sound Pressure Measurement
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Journal Articles

Measurements of Hearing Threshold by Bone Conduction

Edith L. R. Corliss, Ernest L. Smith, June O. Eanet, Mahlon D. Burkhard, Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 29, 1257–1258 (1957)
https://doi.org/10.1121/1.1919083
Published: November 1957
View article titled, Measurements of Hearing Threshold by Bone Conduction
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Journal Articles

The Condenser Microphone as a Displacement Detector Calibrator

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 29, 813–816 (1957)
https://doi.org/10.1121/1.1909062
Published: July 1957
View article titled, The Condenser Microphone as a Displacement Detector Calibrator
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Journal Articles

Sound‐Pressure Measurement without Energy Absorption

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 29, 767–768 (1957)
https://doi.org/10.1121/1.1918765
Published: June 1957
View article titled, Sound‐Pressure Measurement without Energy Absorption
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Journal Articles

Absolute Calibration of a Displacement Detector from 10 cps to 30 000 cps.

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 29, 179 (1957)
https://doi.org/10.1121/1.1918494
Published: January 1957
View article titled, Absolute Calibration of a Displacement Detector from 10 cps to 30 000 cps.
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Journal Articles

Mechanical Impedance of the Forehead and Mastoid

Edith L. R. Corliss, Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 27, 1164–1172 (1955)
https://doi.org/10.1121/1.1908150
Published: November 1955
View article titled, Mechanical Impedance of the Forehead and Mastoid
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Journal Articles

Monitoring and Controlling the Motion of a Sound Source

Edith L. R. Corliss, Mahlon D. Burkhard, Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 26, 936 (1954)
https://doi.org/10.1121/1.1927956
Published: September 1954
View article titled, Monitoring and Controlling the Motion of a Sound Source
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Journal Articles

An Acoustic Method for the Measurement of Vibration Amplitudes

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 26, 428–433 (1954)
https://doi.org/10.1121/1.1907353
Published: May 1954
View article titled, An Acoustic Method for the Measurement of Vibration Amplitudes
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Journal Articles

Instrumentation for the Measurement of Head and Mastoid Impedance

Walter Koidan, Edith L. R. Corliss
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 26, 141 (1954)
https://doi.org/10.1121/1.1917788
Published: January 1954
View article titled, Instrumentation for the Measurement of Head and Mastoid Impedance
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Journal Articles

Mechanical Impedance of the Head and Mastoid

Edith L. R. Corliss, Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 26, 141 (1954)
https://doi.org/10.1121/1.1917787
Published: January 1954
View article titled, Mechanical Impedance of the Head and Mastoid
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Journal Articles

Measurement of Vibration Amplitude at High Frequencies

Walter Koidan
Journal: The Journal of the Acoustical Society of America
J. Acoust. Soc. Am. 25, 186 (1953)
https://doi.org/10.1121/1.1917587
Published: January 1953
View article titled, Measurement of Vibration Amplitude at High Frequencies
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