Blog
Guides on contest logging, log checking, Cabrillo and contest rules.
Oct 23, 2026 · 8 min readOff Time and Breaks in Contest Rules: Plan Them Well
How operating time and off time are counted in contests, including the CQ WW 60-minute rule for single operators, and how to plan breaks…
Oct 23, 2026 · 8 min readExport a Cabrillo File from N1MM, DXLog and Win-Test
How to export a Cabrillo file from N1MM Logger+, DXLog and Win-Test, what to check in the file before you submit it, and the…
Oct 23, 2026 · 8 min readCQ WW DX SSB Checklist: Before, During and After
A practical CQ WW DX SSB checklist covering station and logger setup, the RST plus CQ zone exchange, planning breaks, and sending your log…
Oct 23, 2026 · 7 min readHow to Compare Your Contest Results Year on Year
A practical guide to comparing contest logs across years: which numbers to line up, how to allow for propagation and category, and what the…
Oct 23, 2026 · 8 min readContest Rates: How to Read and Improve Your QSO/Hour
What a contest rate really measures, how 10-minute and 60-minute rates differ, how to compare run and S&P hours, and what to change to…
Oct 23, 2026 · 8 min readCheck Your Contest Log Before You Submit: A Checklist
A practical pre-submission checklist for contest logs: header, period, bands, exchange, dupes, busted calls, zones and a corrected Cabrillo, plus a tool option.
Oct 23, 2026 · 8 min readUBN Report Explained: Unique, Busted, Not in Log
What a UBN report lists, how to read the Unique, Busted and Not-in-log sections after CQ WW or WPX, what each error costs and…
Oct 23, 2026 · 8 min readCQ Zones Explained for CQ WW: Splits and Typical Errors
What CQ zones are, how to find the zone of a station, why USA, Canada, Russia, Brazil and China need care, and the typical…
Oct 23, 2026 · 8 min readBusted Callsigns in Contest Logs: Causes and Cures
Why busted callsigns happen in contests, what a single bad call costs in QSOs and multipliers, and the operating and logging habits that keep…
Oct 23, 2026 · 9 min readCabrillo Log Header Explained: Every Field and Mistake
A field-by-field guide to the Cabrillo 3.0 header: CALLSIGN, CONTEST, CATEGORY lines, OPERATORS, CLAIMED-SCORE, CREATED-BY and the most common errors.