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Office of Telecommunications Reports: 1970 - 1978

Reports in this listing were published by the Institute for Telecommunication Sciences while it was under the aegis of the Office of Telecommunications (OT), 1970-1978. The reports comprise three series: (1) OT Reports, published 1973-1978, (2) OT Telecommunications Research and Engineering Reports (OT TRER), published 1971-1972, and (3) OT/ITS Research Reports (OT/ITS RR), published 1970-1971.

Office of Telecommunications Reports
OT Report No. Author(s) Report Title Order No.
78-145 H. Akima Minimum antenna dimensions for satellite-communications earth stations, April 1978 PB 282109/AS
78-144 A.G. Longley Radio propagation in urban areas, April 1978 PB 282109/AS
78-143 E.I. Crow Relations between bit and block error probabilities under Markov dependence, March 1978 PB 281545/AS
78-142 E.J. Dutton Some influences of rainfall on satellite/ground microwave system installation costs, March 1978 PB 280272/AS
78-141 H.B. Janes, J.T. Collins, and F.K. Steele A preliminary catalog of programs and data for 10-100 GHz radio system predictions, March 1978 PB 280774/AS
78-140 R.J. Mayher EMC analysis of JTIDS in the 960-1215 MHz band, March 1978 (8 volumes) PB 281-115/AS
(complete set)
78-139 H. Akima Noise power due to digital errors in a PCM telephone channel, Jan. 1978 PB 227447/AS
78-138 Frazier/Hurt Assessment of the bands 225-4990 MHz for possible JTIDS application, Jan. 1978 PB 280-079/AS>
77-137 M.R. Rubin, P.O. Joggerst, J.R. Sack A user's guide to the Office of Telecommunications retrieval system for FCC decisions, Dec. 1977 PB 276-713/AS>
77-136 A.Q. Howard Jr. Microbend losses in multimode optical fibers, Nov. 1977 PB 275387/AS
77-135 R.B. Johnson Federal regulations relevant to the structural development of telecommunications industries, Nov. 1977 PB 275238/AS
77-134 E.J. Dutton Precipitation variability in the U.S.A. for microwave terrestrial system design, Nov. 1977 AD A049041
77-133 R.L. Gallawa and W.J. Hartman Operational and cost considerations in the use of optical waveguides in a local information transfer system, Nov. 1977 PB 275291/AS
77-132 R.F. Linfield Radio channel capacity limitations , Nov. 1977 PB 275239/AS
77-131 M.T. Ma and R.G. FitzGerrell Design of a van-top low-profile HF antenna, Oct. 1977 PB 275091/AS
77-130 W.A. Kissick and G.H. Stonehocker Electromagnetic Cosite Analysis (EMCAN) Model -- Part I: The feasibility study, Oct. 1977 PB 275086/AS
77-129 R.G. FitzGerrell, J.R. Juroshek, and R.D. Jennings Earth station antenna measurements, Oct. 1977 PB 274470/AS
77-128 R.D. Jennings and S.J. Paulson Communication system performance model for VHF and higher frequencies, Oct. 1977 PB 274458/AS
77-127 Cohen Probabilistic approaches in spectrum management, Aug. 1977  
77-126 W.A. Kissick and D.N. Rebol A program description of "ORBIT - PRINTS": Contours of power density at the geostationary orbit, June 1977 PB 271815/AS
77-125 R.M. Pratt and R.J. Matheson Air traffic control radar beacon system (ATCRBS) interference investigation in the Los Angeles area, June 1977 PB 270944/AS
77-124 Gray, Hart, Miller, Ax Urban CATV distribution plant: Current cost and technology, June 1977 PB 271213/AS
77-123 E.J. Dutton Earth-space attenuation prediction procedures at 4 to 16 GHz, May 1977 269228/AS
77-122 E.J. Haakinson, A.C. Stewart, J.E. Adams, and L.E. Vogler Extended area test system in the 136-148 MHz band: An EMC assessment, May 1977 PB 269226/AS
77-121 J.H. Alleman The pricing structure of local telephone service: An overview, April 1977 PB 267997/AS
77-120 E.J. Haakinson, D.E. Skinner, K.P. Spies, and G.J. Bridgewater Automated computing and plotting of geostationary satellite earth footprints: Program FOOTPRINTS user's manual, April 1977 PB 267953/AS
77-119 E.J. Haakinson and D.E. Skinner Power and beam pointing restrictions for geostationary orbit avoidance: Program ORBITCHECK user's manual, April 1977 PB 267027/AS
(or maybe 268027?)
77-118 E.L. Crow and M.J. Miles Confidence limits for digital error rates from dependent transmissions, March 1977 PB 267777/AS
77-117 L.A. Berry Probabilistic tradeoffs for efficient spectrum use with a "CB" example, April 1977 PB 266669/AS
77-116 R.T. Watson Laser and electro-optical interference considerations at radio frequencies, March 1977 PB 271355
77-115 H.J. Ng Technical consideration of small fixed, mobile, and transportable satellite systems, March 1977 PB 266660
77-114 R.L. Gallawa Conventional and optical transmission lines for digital systems in a noisy environment, March 1977 PB265799/AS
77-113 J.E. Adams and W.A. Kissick An analysis of the maritime high-frequency single-sideband voice communication system for the North Atlantic and the South Pacific, March 1977 (3 volumes) PB 265850/AS
PB 265851/AS
PB 265852/AS
77-112 G.A. Hufford Techniques for the evaluation of proposed VHF TV drop-ins, July 1977 PB 271212/AS
77-111 A.Q. Howard Jr. Pulse distortion in coaxial cable, Feb. 1977 PB 266659
77-110 J.K. Wheeler and E.J. Haakinson An automated technique for calculating interference from airborne transmitters to terrestrial receivers, Feb. 1977 PB 264519/AS
77-109 J.R. Juroshek An approximate method of calculating the performance of CPSK and NCFSK modems in Gaussian noise and interference, Jan. 1977 PB 246131/AS
76-108 H. Akima Modulation studies for direct satellite communication of voice signals, Dec. 1976 PB 263888/AS
76-107 H.T. Dougherty and B.A. Hart Anomalous propagation and interference fields, Dec. 1976 PB 262477/AS
76-106 D.V. Glen, H. Akima, and E.C. Bolton Evaluation of the GOES data-buoy interrogation link, Sep. 1976 PB 261872/AS
76-105 C.A. Samson Refractivity and rainfall data for radio systems engineering, Sep. 1976 PB 260723/AS
76-104 J.R. Juroshek and G.E. Wasson Measurements of digital systems in Gaussian additive noise and interference, Sep. 1976 PB 259249/AS
76-103 R.L. Gallawa Considerations in the use of optical waveguides in submarine cable systems, Sep. 1976 PB 260722/AS
76-102 G.W. Haydon, M. Leftin, and R.K. Rosich Predicting the performance of high frequency sky-wave telecommunication systems (The use of the HFMUFES 4 program), Sep. 1976 PB 258556/AS
76-101 N.B. Seitz and P.M. McManamon Review of responses to the FCC quality and reliability inquiry, Aug. 1976 PB 258678/AS
76-100 Moran, Winkler, Gamble -- OTW An automated procedure for predicting potential electromagnetic interference between space and terrestrial systems within the coordination area and the bands between 7.25 and 8.4 GHz, Aug. 1976 PB 261229/AS
76-99 J.E. Adams, J.R. Juroshek, W.A. Kissick, and J.P. Murray Electromagnetic compatibility of the Department of Defense Ground Mobile Forces transportable earth terminals with terrestrial systems within the 7.2 - 8.4 GHz spectrum, Aug. 1976 PB 258619/AS
76-98 P.I. Wells and P.V. Tryon The attenuation of UHF radio signals by houses, Aug. 1976 PB 258447/AS
76-97 R.L. Hinkle, R.M. Pratt, R.J. Matheson -- OTW Spectrum resource assessment in the 2.7 to 2.9 GHz band, Phase II: Measurements and model validation, Aug. 1976 PB 258511
76-96 R.F. Linfield, R.W. Hubbard, and L.E. Pratt Transmission channel characterization by impulse response measurements, Aug. 1976 PB 258577/AS
76-95 M. Nesenbergs and R.F. Linfield Parametric cost alternatives for Local Digital Distribution Systems, July 1976 PB 258510/AS
76-94 C. Hopkins -- OTW Community information and service centers: Concepts for activation, July 1976 PB 256428/4WZ
76-93 G.A. Hufford FM broadcast coverage of the coterminous United States, July 1976 PB 257013/AS
76-92 C.A. Samson, A.P. Barsis, and D. Smith Performance measurements over long line-of-sight microwave links in Colorado, June 1976 PB 256261
76-91 H. Akima Signal-to-noise ratios in a PCM/PSK system, June 1976 PB 255939
76-90 S. Black-Keefer Increased telephone installation rates: A statistical analysis of Colorado's 1972 rate change (rev. of OT Report 75-78), June 1976 PB 255807
76-89 P. Gosnell and M. Leftin Analysis of occurrence of sporadic E and accuracy of predictions of sporadic-E critical frequencies for temperate latitude northern hemisphere stations, June 1976 PB 255875
76-88 M. Leftin Numerical representation of monthly median critical frequencies of the regular E region (foE), May 1976 PB 255484/AS
76-87 A.G. Longley Location variability of transmission loss: Land mobile and broadcast systems, May 1976 PB 254472
76-86 D. Middleton Statistical-physical models of man-made and natural radio noise – Part II: First order probability models of the envelope and phase, April 1976 PB 253949
76-85 A.D. Spaulding Man-made noise: The problem and recommended steps toward solution, April 1976 PB 253745/AS
76-84 R.D. Jennings, L.E. Vogler, and J.J. Stephenson Statistical frequency-distance curves, initial model, Feb. 1976 PB 252704/AS
76-83 R.L. Gallawa A user's manual for optical waveguide communications, March 1976 PB 252901/AS
76-82 J.R. Juroshek Performance of digital modems with cochannel interference and Gaussian noise, Feb. 1976 PB 251961/AS
76-81 D.V. Glen and M.J. Miles Spin modulation statistics of the GOES data collection system, Feb. 1976 PB 251638/AS
75-80 J.C. Criner History of resale in common carrier telecommunications, 1975 PB 248639/AS
75-79 A.Q. Howard Jr. Bend radiation from single-mode and multimode optical fibers, Aug. 1975 PB 248185/AS
75-78   Canceled (revised by OT Report 76-90)  
75-77 J.E. Cole, G.H. Arnaud, L.H. Adams, and M.P. Fackelman U.S. international telecommunication rate history, Nov. 1975 PB 249009/AS
75-76 R.M. Jones and J.J. Stephenson A versatile three-dimensional ray tracing computer program for radio waves in the ionosphere, Oct. 1975 PB 248856/AS
75-75 J.R. Juroshek and T.A. Harr Jr. Flight tests measuring compatibility of simulated CATV and VOR signals, Oct. 1975 PB 249190/AS
75-74 A.G. Longley and G.A. Hufford Sensor path loss measurements analysis and comparison with propagation models, Oct. 1975 PB 247638/AS
75-73 T.A. Harr Jr. and J.R. Juroshek Radiating aerial coaxial cable measurements, Oct. 1975 PB 246553
75-72 R.L. Gallawa, L.R. Bloom, A.G. Hanson, E.M. Gray, and J.A. Hull Telecommunication alternatives with emphasis on optical waveguide systems, Oct. 1975 COM 75-11467/AS
75-71 H.T. Doughty, E.J. Dutton, and M.T. Ma On bandwidth limitations at 15 to 45 GHz for a satellite/ground link, July 1975 COM-75-11392/AS
75-70 H. Akima A method of bivariate interpolation and smooth surface fitting for values given at irregularly distributed points, Aug. 1975 COM-75-11285/AS
75-69 M.C. Thompson and H.B. Janes An analysis of deep fading in the 10 to 40 GHz band on a line-of-sight path, July 1975 COM-75-11195/AS
75-68 C. Hopkins Program impact estimation for community information and service centers, July 1975 COM-75-11290/AS
75-67 A.D. Spaulding and D. Middleton Optimum reception in an impulsive interference environment, June 1975 COM 75-11097/AS
75-66 C.A. Samson Atmospheric considerations in radio system engineering at 10 to 30 GHz, June 1975 COM 75-11095/AS
75-65 H.J. Liebe Studies of oxygen and water vapor microwave spectra under simulated atmospheric conditions, June 1975 COM 75-11096/AS
75-64 C. Hopkins Location criteria for community information and service centers (CISC's), June 1975 COM 75-11204/AS
75-63 A.D. Spaulding, R.T. Disney, and A.G. Hubbard Man-made radio noise - Part II: Bibliography of measurement data, applications, and measurement methods, May 1975 COM 75-10799/AS
75-62 F.G. Stewart, L.R. Teters, and R.H. Espeland Numerical mapping methods to reduce OMEGA propagation correction tabulations, May 1975 Unknown
75-61 D.W. Vandermade Modeling the service quality of consolidated Coast Guard 500 kHz operations, April 1975 COM 75-10795/AS
75-60 M.T. Ma and L.H. Tveten A broadband antenna array for sea scatter measurements, April 1975 COM 75-10782/AS
75-59 C.A. Samson Refractivity gradients in the Northern Hemisphere, April 1975 COM 75-10776/AS
75-58 C.E. Lathey Telecommunications substitutability for travel: An energy conservation potential, Jan. 1975 COM 75-10785/AS
75-57 F.K. Steele and S.F. Van Horn A bibliography of recent work on propagation in the radio spectrum from 10 to 100 GHz, Jan. 1975 COM 75-10781/AS
75-56 C.C. Watterson and C.M. Minister HF channel-simulator measurements and performance analyses on the USC-10, ACQ-6, and MX-190 modems, July 1975 COM 75-11206
75-55 W.M. Welch Intermodulation effects in space-qualified-type traveling-wave tubes, Jan. 1975 COM 75-10780/AS
75-54 P.M. McManamon, R.K. Rosich, J.A. Payne, and M.J. Miles Performance criteria for digital data networks, Jan. 1975 COM 75-10779/7PSI
74-53 M.T. Ma and K.P. Spies A simplified formulation and computation for conical monopole antennas, Dec. 1974 COM 75-10790/AS
74-52 H. Akima, R.M. Coon, and T. de Haas Feasibility model development of the 61-kHz subsystem of the Decision Information Distribution System, Nov. 1974 COM 75-10792/AS
74-51 E.L. Crow Confidence limits for digital error rates, Nov. 1974 COM 75-10793/AS
74-50 E.J. Violette Wideband digital communication satellite system, Nov. 1974 COM 75-10948/AS
74-49 D.V. Glen and P.M. McManamon GOES data collection system measurements, Oct. 1974 COM 75-10789/AS
74-48 P.I. Wells Narrow-band direct-printing radiotelegraphy: A state-of-the-art survey, Oct. 1974 COM 75-10791/AS
74-47 G.A. Hufford and A.G. Longley Characterization of a VHF air-ground channel, Oct. 1974 COM 75-10794/AS
74-46 A.G. Hanson A survey of display systems and their video reception capabilities, Nov. 1974 COM 75-10940/AS
74-45 P.M. McManamon Teleconference service requirements for CATV networks, Nov. 1974 COM 75-10935/AS
74-44 J.P. Murray and J.J. Juroshek Requirements for an air-ground VHF data link for air traffic control applications, Sep. 1974 COM 75-10788/AS
74-43 D.A. Hill A survey of earth-to-satellite propagation factors between 2.5 and 275 GHz, July 1974 COM 75-10775/AS
74-42 J. Alleman The shadow price of electromagnetic spectrum: A theoretical analysis, July 1974 COM 75-10777/AS
74-41 R.L. Gallawa and R.H. Willis An introduction to undersea cable system, June 1974 COM 75-10778/AS
74-40 L.L. Haidle Effects of debris on buried UHF antenna performance, June 1974 COM 75-10797/AS
74-39 T. Harr, E. Haakinson, and S. Murahata Electromagnetic compatibility of simulated CATV signals and aircraft navigation receivers, June 1974 COM 75-10796/AS
74-38 A.D. Spaulding and R.T. Disney Man-made radio noise, Part I: Estimates for business, residential, and rural areas, June 1974 COM 75-10798/AS
74-37 T. Zois State telecommunications data base structure, May 1974 COM 75-10807/AS
74-36 D. Middleton Statistical-physical models of man-made radio noise, Part I: First-order probability models of the instantaneous amplitude, April 1974 COM 75-10864/AS
74-35 H.J. Liebe A pressure scanning refraction spectrometer for atmospheric gas studies at millimeter wavelengths, April 1974 COM 75-10808/AS
74-34 M. Koyama and R.L. Gallawa A consideration of possibilities and difficulties in passive circuits in integrated optics, April 1974 COM 75-10942/AS
74-33 R.G. FitzGerrell, L.L. Haidle, and D.J. Burch Production buried annual slot antenna measurements, April 1974 COM 75-10834/AS
74-32 R.L. Gallawa and M. Koyama A cost model for optical waveguide communication systems, March 1974 COM 75-10941/AS
74-31 J.E. Farrow and L.G. Hause ASATEC communication network detail design report, March 1974 COM 75-10838/AS
74-30 M.C. Thompson, Jr. A review of propagation information needed for the effective use of the 1- to 40-GHz band, April 1973 COM 75-10832/AS
74-29 R.W. Hubbard and J.A. Payne Computer methods for the objective evaluation of speech communication systems, Feb. 1974 COM 75-10815/AS
74-28 S.K. Black Cable television for Europe, Feb. 1974 COM 75-10620/AS
74-27 P.M. McManamon - Vol. I
P.M. McManamon, J.R. Juroshek, and M. Nesenbergs - Vol. II
J.R. Juroshek, P.M. McManamon, M. Nesenbergs, and D.A. Hill - Vol. III
Study of satellite frequency requirements for the U.S. Postal Service electronic mail system, Feb. 1974
Vol. I: Summary;
Vol II: Frequency allocations and network designs;
Vol III: Technology studies
PB 237050 - Vol. I
PB 237051 - Vol. II
PB 237052 - Vol. III
74-26 S.A. Bobroff United States treaties and other international agreements pertaining to telecommunications, Jan. 1974 COM 75-10833/AS
73-25 J.E. Cole, G.W. Arnaud, and L.H. Adams U.S. international telecommunication rate history, Dec. 1973  
73-24 D.R. Ewing and L.A. Berry Metrics for spectrum-space usage, Nov. 1973 COM 75-10837/AS
73-23 R.M. Davis Dependence of high latitude spread F occurrence on solar and magnetic activity, Nov. 1973 COM 75-10801/AS
73-22 R.K. Rosich and W.B. Jones The numerical representation of the critical frequency of the F1 region of the ionosphere, Oct. 1973 COM 75-10813/AS
73-21 P.W. Arnold An HF high-power vertically directed array for ionospheric modification, Oct. 1973 COM 75-10800/AS
73-20 J.R. Johler and S. Horowitz Propagation of Loran C ground and ionospheric wave pulses, Jan. 1973 COM 75-10835/AS
73-19 G.W. Haydon and R.K. Rosich Technical considerations in the efficient use of the spectrum, Part I: Terrestrial surface power flux density limits for services using satellites, April 1973 COM 75-10863/AS
73-18 B.A. Hart and R.F. Martin Telephone density and telephone company area data, Aug. 1973 COM 75-10836/AS
73-17 M. Karydes The real cost of basic telephone service to the average worker in fifteen developed countries, Aug. 1973 COM 73-11848
73-16 P.M. McManamon and D.V. Glen Use of magnetically encoded cards and digital transmission in the land mobile services, Aug. 1973 COM 75-10806/AS
73-15 R.W. Hubbard, J.A. Hull, P.L. Rice, and P.I. Wells An experimental study of the temporal statistics of radio signals scattered by rain, June 1973 N74-12845
73-14 J.A. Payne and P.M. McManamon An objective speech quality measurement of a communication channel, June 1973 COM 75-10940/AS
73-13 P.M. McManamon and W.F. Utlaut - Vol. I
B. Wieder, R.H. Espeland, and C.J. Chilton - Vol. II
R.B. Chadwick, R.A. Chandler, R.L. Gallawa, and L.E. Wood - Vol. III
E.K. Smith, R.K. Rosich, E.C. Hayden, and L.L. Melanson - Vol. IV
P.M. McManamon - Vol. V
L.J. Campbell - Vol. VI
N. Holmberg, E. Gray, and P. McManamon - Vol. VII
A survey of technical requirements for broadband cable teleservices, July 1973.
Volume I: A summary of technical problems associated with broadband cable teleservices development;
Volume II: Subscriber terminals and network interface;
Volume III: Signal transmission and delivery between head-end and subscriber terminals;
Volume IV: System control facilities: Head-ends and central processors;
Volume V: System interconnections;
Volume VI: The use of computers in CATV two-way communications systems;
Volume VII: A selected bibliography
COM 73-11587/LK - Vol. I
COM 73-11588/LK - Vol. II
COM 73-11656/LK - Vol. III
COM 73-11589/LK - Vol. IV
COM 73-11590/LK - Vol. V
COM 73-11591/LK - Vol. VI
COM 73-11592/LK - Vol. VII
73-12 W.B. Jones, R.M. Gallet, M. Leftin, and F.G. Stewart Analysis and representation of the daily departures of the foF2 from the monthly median, June 1973 COM 75-10947/AS
73-11 J.R. Johler and S. Horowitz Reflection coefficients for the computer simulation of Loran C/D pulse propagation transforms, May 1973 COM 75-10875/AS
73-10 H.J. Liebe and W.M. Welch Molecular attenuation and phase dispersion between 40 and 140 GHz for path models from different altitudes, May 1973 N74-25886
73-9 B. Wieder, R.H. Espeland, and L.R. Teters Measurements of Loran C skywave stability, April 1973 COM 75-10814/AS
73-8 R.B. Chadwick and D.S. Irwin Technical and economic trade-offs for the geostationary orbit communications resource, April 1973 COM 75-10865/AS
73-7 H. Akima A method of bivariate interpolation and smooth surface fitting based on local procedures, March 1973 COM 75-10812/AS
73-6 J.R. Johler, D.C. Hyovalti, and W.B. Jones Impedance maps to predict the effects of irregular inhomogeneous ground of Loran C/D radio navigation systems, Feb. 1973 COM 75-10802/AS
73-5 E.J. Dutton and H.T. Dougherty Modeling the effects of clouds and rain upon satellite-to-ground system performance, March 1973 COM 75-10950/AS
73-4 R.L. Gallawa Telecommunications via certain guide wave structures, March 1973 COM 75-10936/AS
73-3 L.E. Wood and S. Murahata Optical communication systems for short-haul applications, March 1973 COM 75-10938
73-2 E.J. Roth Cable television manpower: Job descriptions and educational requirements, March 1973 COM 73-10589
73-1 B.A. Hart Geographical areas serviced by Bell and independent telephone companies in the United States, Feb. 1973 COM 75-10803/AS
OT Telecommunications Research and Engineering Reports (OT TRER)
OT TRER 40 E.L. Crow Effect of variability in received power and probabilities of communication and delay in land mobile communication systems, Dec. 1972 COM 75-10820/AS
OT TRER 39 R.L. Gallawa and L.L. Haidle An engineering feasibility study of communications via a subterranean waveguide, Nov. 1972 AD 754786
OT TRER 38 B. Weider and R.H. Espeland A method for finding D-region electron density distributions from LF broadband pulse measurements, Nov. 1972 COM 75-10818/AS
OT TRER 37 R.E. Skerjanec Data results on nanosecond pulse propagation measurements over line-of-sight paths, Nov. 1972 COM 75-10829/AS
OT TRER 36 R.G. FitzGerrell Prototype annular slot antenna measurements, Oct. 1972 COM 75-10811/AS
OT TRER 35 R.H. Doherty and J.R. Johler On the prediction of Loran-D, Sep. 1972 COM 75-10823/AS
OT TRER 34 M.C. Thompson, Jr., L.E. Vogler, H.B. Janes, and L.E. Wood A review of propagation factors in telecommunications applications of the 10 to 100 GHz radio spectrum, Aug. 1972 COM 75-10825/AS
OT TRER 33   (see OT Report 73-15)  
OT TRER 32 U. Mingelgrin Classical scattering calculations for diatomic molecules: A general procedure and application to the microwave spectrum of O2, July 1972 N-73-21594
OT TRER 31 D.H. Zacharisen Numerical mapping of the continents for use in high-frequency skywave radio predictions, May 1972 COM 75-10810/AS
OT TRER 30 L.F. Vogler and S.F. Van Horn Bibliography on propagation effects from 10 GHz to 1000 THz, March 1972 COM 75-10809/AS
OT TRER 29 L.E. Wood, M.C. Thompson, H.B. Janes, and D. Smith Evaluation of a system for remote oscillator synchronization, March 1972 COM 75-10828/AS
OT TRER 28 R.M. Davis, Jr. The occurrence of spread F and its effect on HF propagation, March 1972 COM 75-10822/AS
OT TRER 27 H. Akima A method of numerical representation for the amplitude-probability distribution of atmospheric radio noise, March 1972 COM 75-10819
OT TRER 26 H. Akima Necessary bandwidths for frequency-modulated microwave radio relay systems, Feb. 1972 COM 74-50185
OT TRER 25 R.H. Doherty A Loran-C grid calibration and prediction method, Feb. 1972 COM 75-10824/AS
OT TRER 24 E.J. Dutton A meteorological model for use in the study of rainfall effects on atmospheric radio telecommunications, Dec. 1971 COM 75-10826/AS
OT TRER 23 B.A. Hart, G.D. Thayer, and H.T. Dougherty Local and diurnal variations in ground-based radio refractivity gradients at tropical locations, Nov. 1971 COM 75-10831/AS
OT TRER 22 J.R. Johler Loran radio navigation over irregular inhomogeneous ground with effective ground impedance maps, Nov. 1971 COM 75-10937/AS
OT TRER 21 G.D. Gierhart, A.P. Barsis, M.E. Johnson, E.M. Gray, and F.M. Capps Analysis of air-ground radio wave propagation measurements at 800 MHz, Nov. 1971 COM 75-10830/AS
OT TRER 20 H.V. Cottony Gains patterns of hardened array antennas using dipoles as radiating elements, Oct. 1971 COM 75-10827/AS
OT TRER 19 P.L. McQuate, J.M. Harman, and M.E. McClanahan Tabulations of propagation data over irregular terrain in the 230 to 9200 MHz frequency range, Part IV: Receiver site in grove of trees, Oct. 1971 COM 75-10839/AS
OT TRER 18 H. Akima Signal acquisition in the Decision Information Distribution System, Sep. 1971 AD 728495
OT TRER 17 R.G. FitzGerrell and L.L. Haidle Measured performance of UHF antennas in concrete, Sep. 1971 COM 75-10821/AS
OT TRER 16 A.G. Longley, R.K. Reasoner, and V.L. Fuller Measured and predicted long-term distributions of tropospheric transmission loss, July 1971 COM 75-11205
OT TRER 15 R.D. Hunsucker High frequency propagation predictions and analysis for circuits from the USCG San Francisco radio station to ships and aircraft operating in the North Pacific area, June 1971 COM 75-10826/AS
OT TRER 14 A.D. Spaulding, W.H. Ahlbeck, and L.R. Espeland Urban residential man-made radio noise analysis and predictions, June 1971 COM 75-10949/AS
OT TRER 13 M. Leftin - Vol. 1
W.M Roberts and R.K. Rosich - Vol. 2, 3, and 4
Ionospheric predictions: Volumes 1-4, Sep. 1971
Vol. 1 (contains the estimation of maximum usable frequencies from world maps of MUF (zero) F2, MUF (4000) F2, and MUF (200) E);
Vol. 2 (contains maximum usable frequencies MUF (zero) F2, MUF (4000) F2, MUF (2000) E for a period of minimum solar activity, R12 = 10);
Vol. 3 (contains maximum usable frequencies MUF (zero) F2, MUF (4000) F2, MUF (2000) E for a maximum solar activity period of an average solar cycle, R12 = 110);
Vol. 4 (contains maximum usable frequencies MUF (zero) F2, MUF (4000) F2, MUF (2000) E for a maximum solar activity period of an above average solar cycle R12 = 160)
COM 73-50654 - Vol. 1
COM 73-50655 - Vol. 2
COM 74-50041 - Vol. 3
COM 74-50042 - Vol. 4
OT/ITS Research Reports (OT/ITS RR)
OT/ITS RR 12 W.G. Crichlow, R.C. Davis, R.T. Disney, and M.W. Clark Hourly probability of world-wide thunderstorm occurrence, April 1971 COM 75-11202
OT/ITS RR 11 L.A. Berry and J.E. Herman A wave hop propagation program for an anisotropic ionosphere, April 1971 COM 75-10939/AS
OT/ITS RR 10 J.R. Johler Loran A groundwave pulse propagation, March 1971 COM 75-10951/AS
OT/ITS RR 9 L.E. Vogler and K.A. Norton Tables of percentage points F (NU Sub 1, NU Sub 2, P) of the Fisher-Snedecor variance ratio, March 1971 COM 72-10301
OT/ITS RR 8 R.G. FitzGerrell, R.L. Gallawa, L.L. Haidle, A.Q. Howard, Jr., and J.E. Partch Buried vertically polarized UHF antennas, Nov. 1970 COM 75-11203
OT/ITS RR 7 R.H. Ott A new method for predicting HF ground wave attenuation over inhomogeneous irregular terrain, Jan. 1971 AD 721179
OT/ITS RR 6 R.K. Rosich Attenuation of high-frequency groundwaves over an inhomogeneous earth, Dec. 1970 COM 75-11144/AS
OT/ITS RR 5 R.L. Lewis The wave-hop fields for an inclined dipole over spherical earth with an anisotropic ionosphere, Oct. 1970 COM 75-11145/AS
OT/ITS RR 4 H.T. Dougherty, R.E. McGavin, and R.W. Krinks An experimental study of the atmospheric conditions conducive to high radio fields, Sep. 1970 COM 75-11138/AS
OT/ITS RR 3 W.B. Jones and D.L. Obitts Global representation of annual and solar cycle variation of foF2 monthly median 1954-1958, Oct. 1970 COM 75-11143/AS
OT/ITS RR 2 D.H. Zacharisen and W.F. Jones World maps of atmospheric radio noise in universal time by numerical mapping, Oct. 1970 COM 75-11146/AS
OT/ITS RR 1 R.K. Rosich and J.R. Wait On the calculation of an average surface impedance for a periodic surface, Oct. 1970 AD 714090
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