vers. 9 Jun 2021 - beta

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Big news: Ham365 is coming soon

We have been worked for a long time on a complete code refactoring on Now we are about ready, you can try the debugging version on

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Current activity
Last QSO (more QSO...)
F4HRR W1JN 00:59FT8 
NF3R KN6F 00:59FT4 
W7HU W8SKK 00:59USB 
KL4NE W9YK 00:59FT4 
NG9N OK4RQ 00:59USB 
IU0CNI AI6O 00:59CW 
F8AOF K5BEK 00:58FT8 
9A9TT YO4DG 00:58FT8 
WP4MXM K6ENK 00:58FT8 
Top users (last week)
HB9FGG Best QSL card5
I3LTT Max distance30,922
IK4LZH Sum distance7,692,025
IK4LZH Numbers of QSO2,801
SP2EWQ Number of countries106
Contest (more info...)
King of Spain from Tomorrow 12:00

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Welcome to KT4CS
KP4SE: You have worked Dodecanese. Just reached 143 countries!


  • We have 16886 users online
  • On Air users: 212
  • Registered users: 61,287
  • Unique visitors: 56,146,063
  • QSO stored: 230,071,511
  • DB size: 91224.00 MB
  • QSO/H: 1023
  • Queue size: 0

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