WSR-88D NEXRAD Training Resources
Welcome to the NEXRAD Training Portal
This page provides job aids, reference materials, and links for technicians working with the WSR-88D radar system. You can navigate through the resouces on this page by clicking on the gray tabs above.
Relevant Sites:
- Radar Operations Center
- NWS Radar Data Home Page
- National Severe Storms Labratory (NSSL)
- National Centers for Environmental Information (NCEI)
- NWS Training Center Home Page
Note: Any corrections or feedback on the content of this page should be brought to the attention of Trey Green, NEXRAD Team Lead.
Receiver Job Aid Videos
- Receiver Job Aid Playlist
- AME CW Test Signal Injection Calibration
- Horizontal & Vertical Antenna Power Calibration
- RF Pallet Broadband Loss
- AME Noise Source Calibration
- Crossed and Straight Calibration
- HP436A POWER METER CALIBRATION Part 1. (HP8481A) or (HP8481H) -30 dBm to 20 dBm (HP8481A) or -10 dBm to +35 dBm (HP8481H)
- HP436A POWER METER CALIBRATION Part 2. (HP8484A) -70 dBm to -20 dBm (HP8484A)
Other Receiver Job Aids
Transmitter Alignment Videos
- Transmitter Alignment Playlist | Introduction to the Transmitter Alignment Videos (PDF Document)
- Transmitter Power-down Procedure (4:10) | Presentation PDF
- Low Voltage Power Supply Alignment (6:17) | Presentation PDF
- PFN Voltage Calibration (7:46) | Presentation PDF
- Filament and Focus Coil Current Adjustment (17:11) | Presentation PDF
- RF Drive Adjustment (11:42) | Presentation PDF
- RF Bracketing Adjustment (7:26) | Presentation PDF
- Klystron Transmitter Tuning (52:44) | Presentation PDF
- Spectrum Bandwidth Measurement (13:35) | Presentation PDF
- Transmitter Peak Power Out Measurement and Power Monitor Calibration (13:22) | Presentation PDF
Transmitter Specific Task Videos
- Transmitter Specific Task Video Playlist
- Setting the TDS 420 oscilloscope for 50 ohms
- Klystron Cavity 4 adjustment and Rise Time Measurement
- -40dB Half Bandwidth Measurement
- 80dB Half Bandwidth Measurement
- IFDR Alignment
- HP436A POWER METER CALIBRATION Part 1. (HP8481A) or (HP8481H) -30 dBm to 20 dBm (HP8481A) or -10 dBm to +35 dBm (HP8481H)
- HP436A POWER METER CALIBRATION Part 2. (HP8484A) -70 dBm to -20 dBm (HP8484A)
Other Info
Manuals
Webinar Files
Residence Course Information
- Residence Course Descriptions (click on the course name to expand)
- Suggested Prerequisites
- Basic Radar - 88D Version (Video) | Basic Radar - 88D Version (Presentation PDF)
- 88D Radar and Products - Presentation PDF
- RDA RPG and MSCF Relationships - Presentation PDF
- Frequency Mixing (Heterodyning signals) - Presentation PDF
- Basic Logic circuits used to troubleshoot the 88D - Presentation PDF
