BAILEY,A.D., DYSON,J.D., HAYDEN,E.C.
Studies and investigations were made which will lead to the design of a radio direction finding system for the MF-HF-VHF range. The travelingwave antenna RDF system was operated in the field, and...
BAILEY,A.D., HAYDEN,E.C., DYSON,J.D.
Identifiers: Sadist. Research concerns the design of a radio direction finding system for the MF-HF-VHF range. Instrumentation for the propagation research task was completed. A wide-base amplitude...
MINIATURE MASS SPECTROMETERS FOR UPPER ATMOSPHERE COMPOSITION MEASUREMENTS. (2005)
A basic quadrupole mass spectrometer system for neutral and ionized gaseous composition measurements of the upper atmosphere is described. Emphasis is placed on the electronic circuits used with a...
MASS SPECTROMETRY IN THE D-REGION IONOSPHERE, APPARATUS, TECHNIQUES, AND FIRST MEASUREMENTS, (2005)
A quadrupole mass spectrometer system employing a liquid nitrogen chilled zeolite pump has recently been developed for sampling positive ions at altitudes above 50 kilometers. This system was flown...
The purpose of this conference is to promote discussion between Governmental, Educational and Industrial Groups on the 'State-of-the-art' and Science of Radio Direction Finding, Radio Position...
Donnelly,R. F., Detert,D. G., Bailey,A. D.
The Columbus Experiment was a relative short range HF radiolocation experiment in which measurements were made of the azimuthal and vertical incidence angles of arrival and the relative time delay of...
A Gerdien Condenser System for Measuring Stratospheric Charged Particle Densities. (2002)
Sherman,C., Bailey,A. D., Borghetti,J.
A Gerdien condenser system for measuring stratospheric charged particles densities is described. The system makes use of commercially available blowers to obtain the bulk gas flow through the...
Ion Composition Measurements of the Disturbed and Quiet D-Region in 1980-1981. (2002)
Swider,W., Wlodyka,L., Federico,G. S., Bailey,A. D., Rossi,R.
Mass-spectrometric data were obtained from rocket-borne instruments flown from Poker Flat, Alaska, during October 1980 and 1981 under disturbed and quiet conditions, respectively. The positive ion...
EIRMA-An Energetic Ion Retarding Mass Analyzer for the BERT-1 Beam Emission Rocket Test-One. (2002)
The AFGL Beam Emission Rocket Test-One (BERT-1) launched in June 1985, included in its instrumentation an Energetic Ion Retarding Mass Analyzer (EIRMA) to study the mass and energy distribution of...
Sector Interlacing in HF/CDAA Systems. (1998)
This special task effort is concerned with the effects of interlacing of the right- and left-hand bank of antennas in a CDAA type radio direction finder. The investigation was carried out in two...
Spectral Analyses of Direction of Arrival of High Frequency Radio Signals. (1998)
Kabele, William C., Bailey, A. D.
A time series of rapidly sampled (almost continuous) angle of arrival data obtained by two different methods on a large aperture CDAA are analyzed for spectral content using Fourier methods. The...
Bailey, A. D., Ostergaard, J. C., Bench, P. M., Weitzen, J. D.
A representative sampling of meteor scatter performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed (HLMSTB). The data address questions of meteor scatter propagation...
Experimental Determination of Waiting Times for Meteor Trail Returns of Specified Durations. (1998)
Ostergaard, J. C., Bailey, A. D., Bench, P. M.
This report presents calculations by the Air Force's Geophysics Laboratory (GL) of waiting times for signals scattered from ionized meteor trails having durations between 50 and 400 msec. The...
Investigation of Frequency Diversity Effects on Meteor Scatter Links. (1998)
Ostergaard, J. C., Bailey, A. D., Li, S. W.
Results of measurements of frequency diversity effects on the USAF Geophysics Laboratory meteor scatter bed test in Greenland are reported. The investigation included three field campaigns over two...
Effects of Absorption on High Latitude Meteor Scatter Communication Systems. (1998)
Ostergaard, J. C., Weitzen, J. A., Kossey, P. A., Bailey, A. D., Bench, P. M.
Data acquired with the Geophysics Laboratory's High Latitude Meteor Scatter Test-Bed between Sondrestrom AB and Thule AB, Greenland during the solar disturbances of March and August, 1989 are...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Quinn, J. M., Bench, P. M., Klemetti, W. I.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed. The data address questions of meteor scatter...
Bailey, A. D., Ostergaard, J. C., Burton, R. M., Curtis, C. H., Klemetti, W. I., Rasmussen, J. E.
A representative sampling of meteor scatter propagation performance statistics is presented from the PL/GP High Latitude Meteor Scatter Test Bed (HLMSTB). The data address questions of meteor scatter...
Effects of Absorption on High Latitude Meteor Scatter Communication Systems. (1991)
Ostergaard, J. C., Weitzen, J. A., Kossey, P. A., Bailey, A. D., Bench, P. M.
Data acquired with the Geophysics Laboratory's High Latitude Meteor Scatter Test-Bed between Sondrestrom AB and Thule AB, Greenland during the solar disturbances of March and August, 1989 are...
Effects of Absorption on High Latitude Meteor Scatter Communication Systems, (1990)
Ostergaard, J. C., Weitzen, J. A., Kossey, P. A., Bailey, A. D., Bench, P. M.
Data acquired with the Geophysics Laboratory's High Latitude Meteor Scatter Test-Bed between Sondrestrom Air Base and Thule Air Base. Greeland during the solar disturbances of March and August, 1989...
Sequential insertion of Alu family repeats into specific genomic sites of higher primates.
The presence of Alu family repeats is closely associated with interspecies length polymorphisms of certain genomic regions among different higher primates. By sequence analysis of cloned DNA, we show...
Bailey, A D, Li, Z, Pavelitz, T, Weiner, A M
Infection of human cells with oncogenic adenovirus type 12 (Ad12) induces four specific chromosome fragile sites. Remarkably, three of these sites appear to colocalize with tandem arrays of genes...
Sequential insertion of Alu family repeats into specific genomic sites of higher primates.
The presence of Alu family repeats is closely associated with interspecies length polymorphisms of certain genomic regions among different higher primates. By sequence analysis of cloned DNA, we show...
Bailey, A D, Li, Z, Pavelitz, T, Weiner, A M
Infection of human cells with oncogenic adenovirus type 12 (Ad12) induces four specific chromosome fragile sites. Remarkably, three of these sites appear to colocalize with tandem arrays of genes...