Data from the WSPR web site relating to
monitoring and transmission from VK6YSF Northam Western Australia.
WSPR
Frequency: Dial 144.4890 MHz USB (occupied bandwidth 144.4904 -
144.4906 MHz)
Grid location: OF88II
Local Time = +8:00 hours (0:00 =
8:00AM)
Transmission Power 37 dBm
(5Watts)
SSN (Sun Spot Number): ?
Equipment: FT-736R, Radio computer
interface
Antenna: 146MHz Ground Plane
WSPR
data has been graphed using Excel. Horizontal axis = UTC Time,
Vertical axis = dB below the noise floor.
Data recorded for a 2 x 24 hour periods on the
09/07/2018 and 10/07/2018
VK6CPU
– PERTH, WEST AUSTRALIA - RECEIVED BY VK6YSF
Distance:
85km
Grid
location: OF78wb
dBm: 40
(10 Watts)
WSPR
data has been graphed using Excel. Horizontal axis = UTC Time,
Vertical axis = dB below the noise floor.
Data recorded for a 2 x 24 hour periods on the
09/07/2018 and 10/07/2018
VK6YSF WSPR Signal received by:
VK6CPU
PERTH, WEST AUSTRALIA
Distance:
85km
Grid
location: OF78wb
dBm: 37
(5 Watts)
Radiomobile
profile model of the path between VK6CPU and VK6YSF

Path
map between VK6CPU and VK6YSF

Screen
grab of VK6YSF's signal as seen by VK6CPU. Note: Aircraft reflection and Doppler effect due to
motion
and or direction.
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