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WSPR - 40m BAND - 24/02/2017
WSPR 40m (7.0 - 7.3 MHz) band activity data recorded for a 24 hour period on the 24/02/2017
Data from the WSPR web site relating to monitoring and transmission from VK6YSF Northam Western Australia.

WSPR Frequency: Dial 7.0386 MHz USB (occupied bandwidth 7.0400 - 7.0402 MHz)

Grid location: OF88II

Local Time = +8:00 hours (0:00 = 8:00AM)

Transmission Power 37 dBm (5Watts)

SSN (Sun Spot Number): 29

Equipment: TS-930 at 5W, Radio computer interface

Antenna: Multi-band dipole with T-Match tuner and 4-1 Current Balun

 

WSPR 40m band activity data recorded for a 24 hour period on the 24/02/2017 showing SNR against UTC time, Vertical axis = dB below the noise floor. 

 

WSPR 40m band activity data recorded for a 24 hour period on the 24/02/2017 showing distance in km against UTC time.

Vertical axis = km

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

K2SST HENDERSONVILLE, NC USA

Distance: 18140km

Grid location: EM85

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

K5XL ARLINGTON, TX USA

Distance: 16841km

Grid location: EM12KP

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

KB9AMG WAUKESHA, WI USA

Distance: 17478km

Grid location: EN52TX

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

N7AIG TUCSON, AZ USA

Distance: 15563km

Grid location: DM42NG

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

W0AY STEVENSVILLE, MT USA

Distance: 15423km

Grid location: DN26XO

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

W4DJW GREER, SC USA

Distance: 18214km

Grid location: EM84UX

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

WA9EIC DANVILLE, IL USA

Distance: 17638km

Grid location: EN60ED

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

VK2RG SEFTON NSW Australia

Distance: 3205km

Grid location: QF56MC

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

VK3MHY Melbourne Australia

Distance: 2666km

Grid location: QF22MG

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

VK5UV Mintaro, South Australia Australia

Distance: 2068km

Grid location: PF96IB

dBm: 30

  

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

ZL1WJQ Patumahoe NEW ZEALAND

Distance: 5288km

Grid location: RF72KT

dBm: 30

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

ZL3TKI CASHMERE CHRISTCHURCH NEW ZEALAND

Distance: 5002km

Grid location: RE66HK

dBm: 20

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

HS0ZKM THONBURI, BANGKOK THAILAND

Distance: 5332km

Grid location: OK03GR

dBm: 37

 

WSPR data has been graphed using Excel. Horizontal axis = UTC Time, Vertical axis = dB below the noise floor.

SWLTAS TASMANIA Australia

Distance: 2923km

Grid location: QE37

dBm: 37

The below VOACAP Online Circuit Reliability chart for a path between Northam Western Australia and Tasmania for the 24/02/2017 shows similar agreement with the WSPR chart for SWLTAS Tasmainia Australia.

 

 

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Page last revised 12 March 2017  
 

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