P09571: Space Weather Observatory to Monitor Ionosphere
/public/

Final Specifications

Final Specifications

Antenna
Importance Source Description Unit of Measure Marginal Value Ideal Value Comment/Status
8 CN1 Radio frequency between L1 and L2 ns(nanoseconds) 5
7 CN2 Horizon Clearance degrees > 5 degrees 180 degrees Avoid Building,trees,etc
2 CN7 Weight Lbs(pounds) 2 Weight consideration when mounting the antenna
7 CN2 Reflective surface within 30 m Binary False False Shiny objects,areas of glass can disrupt signal
5 CN1 GPS Frequency for L1 MHz 1588.5+/- 23.0 1575.42 Global Positioning system
5 CN1 GPS Frequency for L2 MHz 1236.0+/- 18.3 1227.6 Global Positioning system
8 CN2 Out of Band Rejection MHz +/- 100 = 30 Amount of signal lost based on ranges; dbc is decibels lost in relation to carrier
3 CN7 Max Mounting Height ft <29527.5
3 Continuous Input Voltage VDC 4.5-18
6 VSWR(Voltage Standing Wave Ratio) Ratio <2.0:1 ratio between max and min voltage along the line
6 CN1 Cable from Antenna to processor ft 200 <100
8 CN4 Antenna Location Shape Triangle Equilateral Triangle Antenna placement cannot be collinear(straight line)
7 Ingress Protection/Waterproofing IP IPX6/IPX7 can withstand Powerful jet of water or Temporary immersion
Mission Control
Importance Source Description Unit of Measure Marginal Value Ideal Value Comment/Status
1 CN6/CN8 Computer Speed Ghz 1 2
1 CN6/CN8 Memory requirement MB 512 <1000
6 CN6/CN8 Hard drive space GB 120 <200
6 CN6 Internet Access Type Wireless LAN Should be available 24 hours