Technology Triumphs and Commercial Blunders
NOAA AVHRR Satellite Sensor
Satellite Specification.
Manufacture National Oceanographic and Atmospheric Administration USA (NOAA)
AVHRR Sensor Three Visible, One SWIR and two Thermanl Bands.
Resolution 1 Kilometer
Orbit Polar.
Down link Microwave L Band.
Data Rate 0.66 Mega Bit per second.
Encoding NRZ
Satellite Receiving Station
Specification.
Dish Size 6 Meters Diameter.
Tracking System World War II Gun mount with manual azimuth and Elevation controls.
Receiver Strip line Gallium Arsenate Pre amplifier, Horn Antenna
Down convector Commercial Super heterodyne communication receiver.
NRZ Decoder Phase Locked loop NRZ detector.
Host Computer Hewlet Pakard HP1000 mini computer.
Operating system RTE III
Computer Interface 16 bit parallel port.
Data storage capacity 10/20 Mega Byte hard disk.
Data archiving 1600 dpi magnetic tape.
Image processing software Written in Fortran IV.
Authors Contribution
NOAA Receiver To Prototype
RF front end.
NRZ decoder.
Device Driver.
Data Acquisition Software
Image Processing Software.
NOAA Stand Along Image Acquisition System
Processor 68010 Micro Processor
Memory 256K RAM/ROM
Serial I/O Dual RS232
Mini computer Interface 16 bit Parallel I/O
Display ASCII 40 Character LED
Satellite Interface NRZ Demodulator
Bus 3U VME 16/24 Bit.
Software Assembler / C
Photo Gallery
NOAA cyclone image of a north west Australia.
NOAA sea surface temperature image of south west Australia.
NOAA land use of south west Australia.
NOAA Thermal geology image of north west of Australian
Technology Triumphs and Commercial Blunders