☰
Spots
Prediction
How To
Point to Point
Area
Contest
Contest Chart
Configuration
TX Grid Square (Maidenhead)
TX Power (Watts)
Month
— select —
January
February
March
April
May
June
July
August
September
October
November
December
Year
SSN / R12 (smoothed sunspot number)
Signal Type
RTTY (BW: 300 Hz / SNR: 10 dB)
CW (BW: 500 Hz / SNR: 0 dB)
SSB Usable (BW: 3000 Hz / SNR: 6 dB)
SSB Marginal (BW: 3000 Hz / SNR: 15 dB)
FT8 (BW: 50 Hz / SNR: -3 dB)
Noise Environment
City (~73 dB)
Residential (~62 dB)
Rural (~53 dB)
Quiet Rural (~43 dB)
Quiet (galactic noise only)
Noisy
Antenna Type
Isotropic
Antenna Gain (dBi)
Bands:
160m
80m
40m
20m
15m
10m
Target Regions
Region Name
Grid Square
+ Add Region
Generate Contest Chart
Download PDF
Download Images
Running predictions…
Results
Display metric:
BCR %
SNR dB
PR S-unit