Kumpula C-band weather radar (KUM)
|
(Vaisala Weather Radar prototype)
State of the art dual-polarization Doppler weather radar.
Kumpula
C-Band radar was installed in December 2004 at the University of
Helsinki Kumpula campus. It is located on the top of the Department of
Physics building, 59 m above the sea level (30 m above ground level) .
Antenna
|
Center fed parabolic reflector
Diameter = 4.20 m
Beamwidth = 1.05 deg
Gain ~ 44.5 dB
Feed is corrugated horn with OMT
polarization Horizontal or Simultaneous (SHV)
ICPR < -35 dB
RCP8 antenna control
|
Transmitter
|
Klystron air cooled 250 kw peak power
Freq = 5610 MHz (5.348 cm)
Duty cycle limit = .005
Pulse length = 0.5 - 20.0 us
PRF = 200 - 2000 Hz |
Receiver
|
Antenna Mounted Receiver
(Sigmet RVP8)
Horizontal and Vertical parallel receivers
MDS -110 - -130 dBm |
|
Transportable C-band Weather Radar
|
Single polarization weather radar system.
Antenna
|
Diameter = 4.3 m
Gain ~ 44.5 dB
Beamwidth = 0.9 deg |
Transmitter
|
C-band, magnetron
Peak power - 250 kW
Pulse width - 0.5 - 2 us |
Receiver
|
Sigmet RVP7
Dynamic range 72 - 80 dB
MDS -105 - -115 dBm |
|
|
