Release: RDA/RPG Build 18.0
Deployed: Spring 2018
Features:

1. - VCP Changes:
• New Precip Mode VCP 215
• New Clear-Air Mode VCP 35
• Removing VCP 11, 21, 211, 221
2. - RPG Changes
• HCA tuning to better identify:
  Wet snow or graupel in the melting layer
  Biota and clutter in the cold season
• New data windowing technique for better quality base data
3. - Algorithm Updates
• Tornado Rapid Update and Mesocyclone detection now use SAILS cuts
4. - Expanded set of PRFs
5. - Simplification of Z-R relationship naming in HCI

Release: RDA/RPG Build 17.0
Deployed: Summer 2016
Features:

1. - RDA Hardware Upgrade:
• RDA Signal Processor Refresh
2. - Product Changes:
• Hail Size Discrimination Algorithm
• Raw Differential Phase Product (PhiDP)
• Remove Outdated Products
3. - Adaptable Parameter Changes:
• Selecting Dual Pol QPE Tropical vs. Continental R(Z, ZDR)
• Met Signal within the Dual Pol Preprocessor
4. - H and V dBZ0 on RPG Control/Status Window
5. - RMRs can be used to request SAILS products

Release: RDA/RPG Build 16.1
Deployed: Spring 2016
Features:

1. - Multiple Elevation Scan Option (MESO) SAILS
2. - Dual Pol Raw Correlation Coefficient Product (SDC)

Release: RDA/RPG Build 16.0
Deployed: Summer 2015
Features:

1. - Supplemental Adaptive Intra-Volume Low-Level Scan (SAILS) updates:
• RPG HCI main page SAILS cut indicator
• Dual Pol products generated for SAILS cut
• Multiple Elevation Scan Option (MESO) SAILS Field Test
2. - Last elevation on RPG HCI main page
3. - For Dual Pol Quantitative Precipitation Estimation (QPE):
• Editable multiplier for Dry Snow (DS) below the top of the melting layer
• Reflectivity threshold for use of R(KDP) with Heavy Rain
• Maximum precipitation rate editable
• Digital Accumulation Array (DAA) generated at the top of each hour
4. - ZDR bias estimator based on Bragg scatter
5. - Automated Microburst Detection Algorithm
6. - RPG GUI changes for sites with wideband backup service

Release: RDA/RPG Build 15.0
Deployed: Fall 2014
Features:

1. - Dual-Pol Quantitative Precipitation Estimation (QPE) updates
2. - RPG estimated Initial System Differential Phrase (ISDP) process

Release: RDA/RPG Build 14.0
Deployed: Spring 2014
Features:

1. - Initial System Differential Phase (IDSP)
2. - Radial by Radial (RxR) Noise Estimation
3. - Coherency Based Thresholding (CBT)
4. - 8 Hour Performance Check Countdown
5. - Supplemental Adaptive Intra-Volume Low-Level Scan (SAILS)
6. - Update to the Automated Volume Scan Evaluation and Termination (AVSET) Algorithm
7. - Storm-Based Auto PRF
8. - Auto PRF for SZ-2 VCPs
9. - 2D-Velocity Dealiasing Algorithm Adjustments
10. - Dual-Pol RPG Algorithm Adjustments

Release: RDA/RPG Build 13.1
Deployed: Winter 2013
Features:

1. - Adjustments to the RPG dual-polarization algorithms
2. - The Two Dimensional Velocity Dealiasing Algorithm (2D-VDA)

Release: RDA/RPG Build 13.0
Deployed: Summer 2012
Features:

1. - Adjustments to dual-polarization RPG algorithms
2. - Clutter Mitigation Decision (CMD) & Automated Volume Scan Evaluation and Termination (AVSET) algorithms will be unavailable (unless your radar has been upgraded to dual-pol)
3. - Enhanced VAD Wind Profile
4. - New technique for computing Spectrum Width

Release: RPG Build 12.3
Deployed: Fall 2011
Features:

1. - New RPG status messages
2. - Automated Volume Scan Evaluation and Termination (AVSET)

Release: RPG Build 12.0
Deployed: Fall 2010
Features:

1. - Changes to RPG windows to support dual-polarization upgrade
2. - Legacy Mesocyclone algorithm and products removed
3. - MDA to ingest Super Resolution base data
4. - 8-bit Spectrum Width products available for all elevations

Release: ORDA Build 7.0
Deployed: Fall 2005
Features:

1. - Improvements in calibration
2. - Improved sensitivity in long pulse (VCP 31)
3. - New clutter suppression technique: Gaussian Model Adaptive Processing (GMAP)
4. - Differences in Batch elevation Reflectivity data
5. - Improvements to the quality of Spectrum Width estimates
6. - Differences in elevation angle settling
7. - End of first trip Velocity less noisy with ORDA
8. - Differences in types of RDA alarms
9. - Differences in RDA Performance Data menus
10. - False Alarms at AWIPS

Release: RDA/RPG Build 8.0
Deployed: Spring 2006
Features:

1. - Mode Selection Function (MSF)
2. - New design for filtering RPG Status Messages
3. - Storm Cell Identification and Tracking (SCIT) Reflectivity data filter
4. - MDA updates and fixes
5. - PPS updates and fixes
6. - Fix to allow VMI change while in VCP 121
7. - RPG/Users communication changes
8. - RPG System Status Log product

Release: RDA/RPG Build 9.0
Deployed: Summer 2007
Features:

1. - RPG hardware refresh
2. - RPG Human Computer Interface (HCI) window changes
3. - RPG impacts of increase in clutter filter elevation segments at the RDA
4. - Using the SZ-2 Volume Coverage Patterns (VCP)s
5. - RPG ingest of environmental data from AWIPS
6. - Changes to Mesocyclone Detection Algorithm (MDA)
7. - Snow Accumulation Algorithm (SAA) adaptable parameter changes
8. - Machine Intelligent Gust Front Algorithm (MIGFA)

Release: RDA/RPG Build 10.0
Deployed: Spring 2008
Features:

1. - Super Resolution base data and products
2. - Recombination algorithm
3. - Numerous RPG HCI changes
4. - Enhanced version of VCP 121
5. - Bias Value Source added to PPS products
6. - Threshold number of gage radar pairs URC editable

Release: RDA/RPG Build 11.0
Deployed: Spring 2009
Features:

1. - Clutter Mitigation Decision (CMD) algorithm
2. - Improvements to the Mesocyclone Detection Algorithm (MDA)
3. - Removal of rarely used products
4. - VAD slant range parameter reset to default value of 30 km