Contents

 
• INTRODUCTION
• TECHNICAL OVERVIEW
  • Primary Goals for the
  • Components of the Upgrade
    • The Ultra-Sensitive Array
    • The A+ Configuration
  • Antenna and Receiver Improvements
    • Improved Low Noise Receivers
    • New Observing Bands at the Cassegrain Focus
    • New Prime Focus Systems
    • Sensitivity Goals
  • A New LO/IF Transmission System
  • A New Correlator
  • Improved Surface-Brightness Sensitivity
  • High Angular Resolution--The A+ Configuration
    • Example imaging with the A+ configuration
  • On-Line Computing
  • Other Capabilities
• NEW SCIENCE WITH THE ENHANCED VLA
  • Imaging-Spectroscopy of Solar Radio Bursts
  • Bistatic Radar Observations of Planets and Minor Bodies
  • High-resolution Imaging of Thermal Emission
  • Imaging Protoplanetary Disks
  • Transient Phenomena
  • Extragalactic Surveys
  • Clusters of Galaxies
  • Objects at High Redshift
• IMPACT ON SCIENCE WITH THE VLBA
  • Improved Image Quality
  • Closing the Coverage Gap
  • Extended Scaled-Array Capability
  • Snapshot Mode
  • Synergy
• BUDGET AND SCHEDULE
• SUMMATION
• About this document ...