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WSPR -
630m
BAND - 16-25/04/2017
WSPR
630m (472 - 479kHz) band activity data recorded for a 9 day period
16-25/03/2017
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Data from the WSPR web site relating to
monitoring and transmission from VK6YSF Northam Western Australia.
WSPR
Frequency: Dial 474.2 kHz USB (occupied bandwidth 475.6 - 475.8
kHz)
Grid location: OF88II
Local Time = +8:00 hours (0:00 =
8:00AM)
RX Only
SSN (Sun Spot Number): 19 - 42
Equipment: TS-930 at
5W, Radio computer
interface
Antenna: Active
Antenna V-1
WSPR
630m
band activity data recorded for five 24 hour periods from the
16/03/2017 to 21/03/2017 showing SNR against UTC time, Vertical axis = dB below the
noise floor. Each 24 hour day is shown colour coded SNR-16,
SNR-17, SNR-18, SNR-19, SNR-20 and SNR-21
VK4YB QLD, AUSTRALIA
Distance: 3523km
Grid location:
QG62ku
dBm: 37
WSPR
630m
band activity data recorded for nine 24 hour periods from the
16/03/2017 to 25/03/2017 showing SNR against UTC time, Vertical axis = dB below the
noise floor
VK4YB QLD, AUSTRALIA
Distance: 3523km
Grid location:
QG62ku
dBm: 37
WSPR
630m
band activity data recorded for seven 24 hour periods from the
17/03/2017 to 24/03/2017 showing SNR against UTC time, Vertical axis = dB below the
noise floor
VK5FQ SOUTH AUSTRALIA
Distance: 2057km
Grid location:
PF95gc
dBm: 1W
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last revised 27 January, 2026
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