Technical Report 32-1526, Volume I

The Deep Space Network Progress Report

For November and December 1970


February 15, 1971

NASA Logo
National Aeronautics and
Space Administration

Jet Propulsion Laboratory
California Institute of Technology
Pasadena, California


Contents

Preface

DESCRIPTION OF THE DSN

DSN Functions and Facilities
N. A. Renzetti

MISSION SUPPORT

Planetary Flight Projects

Mariner Mars 1971 Mission Support
R. P. Laeser

Viking Mission Support
D. J. Mudgway

ADVANCED ENGINEERING

Tracking and Navigational Accuracy Analysis

DSN Inherent Accuracy Project
T. W. Hamilton and D. W. Trask

Probing the Solar Plasma With Mariner Radio Metric Data, Preliminary Results
P. F. MacDoran, P.S. Callahan, and A. I. Zygielbaum

A Cursory Examination of the Sensitivity of the Tropospheric Range and Doppler Effects to the Shape of the Refractivity Profile
L. F. Miller, V. J. Ondrasik, and C. C. Chao

Refractivity Influence on DSS Doppler Data
F. B. Winn and R. K. Leavitt

Communications Systems Research

A Second/Third-Order Hybrid Phase-Locked Receiver for Tracking Doppler Rates
R. C. Tausworthe

Concatenation of Short Constraint Length Convolutional Codes
D. Erickson

Matched Filters for Binary Signals
S. Zohar

Digital Modulator
R. Winkelstein

Communications Elements Research

Tracking and Data Acquisition Elements Research: Polarization Diverse S-Band Feed Cone
D. E. Neff and A. J. Freiley

Frequency Generation and Control: Atomic Hydrogen Maser Frequency Standard
C. Finnie

Supporting Research and Technology

Antenna Structures: Evaluation of Reflector Surface Distortions
M. S. Katow

Antenna Rigging Angle Optimization Within Structural Member Size Design Optimization
R. Levy

Mark IIIA Simulation Center EMR 6050 - Univac 1108 Computer Interface
C. F. Leahey

Inbound High-Speed and Wideband Data Synchronizers
P. F. Peavler

DEVELOPMENT AND IMPLEMENTATION

SFOF Development

SFOF Mark IIIA Central Processing System Model Development
H. S. Simon

Diagnostics for the Mark IIIA Central Processing System: IBM 360/75 Computer On-Line Test Routines
R. A. Wells

IBM 360/75 Computer Time Interface
C. Zandell

IBM 360/75-Univac 1108 Computer Interface
C. Zandell

GCF Development

Communications Control Group Assembly: Teletype Line Switching Equipment
D. W. Passell

OPERATIONS AND FACILITIES

SFOF Operations

Choice of Integrators for Use With a Variation-of-Parameters Formulation
T. D. Talbot and E. A. Rinderle

SFOF Configuration Control
K. R. Carter


The research described in this publication was carried out by the Jet Propulsion Laboratory, California Institute of Technology, under a contract with the National Aeronautics and Space Administration. Reference herein to any specific commercial product, service, process, or service by trade name, trademark, manufacturer, or otherwise, does not constitute or imply its endorsement by the United States Government or the Jet Propulsion Laboratory, California Institute of Technology.


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