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Worked-Before (WkB4) ​

Wait and Pounce reads your ADIF logbook so it knows what you've already worked and can avoid wasting time on duplicates — while still letting you re-work a station when it counts (a new year, for example).

What counts as "worked before"? ​

WkB4 = the same callsign on the same band, in any year. It is not based on DXCC entity or mode — it is a per-call, per-band check derived from your loaded ADIF log.

The most recent year you worked a call+band is available to the engine, and is shown in the decodes table's ★ (WkB4) column.

Choosing the behaviour ​

In Settings → Worked before you choose one of three reply modes (the section only appears once you've loaded an ADIF file):

ModeBehaviour
Reply to any Wanted Callsign even if Worked B4Always reply — ignore worked-before entirely.
Reply to Wanted Callsign if not Worked B4 in current year (YYYY)Reply unless already worked this calendar year.
Do not reply to any Callsign Worked B4 (default)Never re-work a station already in your log.

The current year is shown live in the middle option's label.

How it affects the engine ​

WkB4 acts as an early gate in the reply pipeline:

  • A wanted call that fails the WkB4 test is demoted to monitored — you still get the alert and the highlight, but the engine won't auto-call it.
  • Marathon and grid tracking have their own logic and can still flag a station as needed even if worked before on another band/year (see Marathon and Grid Tracker).

An exact wanted callsign is always callable again

If you type a specific callsign with no wildcard into Wanted, it stays callable even if you've already worked it — worked-before never blocks it. This is exactly what you want for a POTA chase or a sked, where you may work the same operator repeatedly. Wildcard entries (like 3D2*) still respect your worked-before setting.

The ★ column ​

The table's ★ column shows the worked-before status:

  • A ★ / year marks a station you've worked before on that band.
  • The column is hidden when WkB4 mode is set to Always (there's nothing to act on).

Where the data comes from ​

Your log is parsed so the app knows, for each year and band, which callsigns you've worked. The app's own contacts are also folded in, so stations you work during a session immediately count as worked-before too. See ADIF Logbook Analysis for how the log is monitored and parsed.

Wait and Pounce — an FT8/FT4 DX pounce assistant.