diff --git a/lib/ft8/DXpedQuickStart.txt b/lib/ft8/DXpedQuickStart.txt index a1123644b..1d6ac3e09 100644 --- a/lib/ft8/DXpedQuickStart.txt +++ b/lib/ft8/DXpedQuickStart.txt @@ -20,8 +20,8 @@ as in the following examples: ---------------------------------------------------------------------------- Everybody sets dial frequency to an agreed number and uses CAT control -with Split Operation (either *Rig* or *Fake It*). Fox transmits *N -Slots* signals simultaneously, at audio frequencies 300, 360, ... 540 +with Split Operation (either *Rig* or *Fake It*). Fox transmits up to +5 signals simultaneously, at audio frequencies 300, 360, ... 540 Hz. Hounds make initial calls (e.g., line 2 above) anywhere in the range 1000 - 4000 Hz. They send "R+rpt" 350 Hz above the frequency where Fox called them. @@ -67,18 +67,35 @@ and Fox's own transmissions. is available in the QSO queue, that station will be called. If the QSO queue is empty, Fox calls CQ. +9. If you're using Nslots = 2 or higher, your signal no longer has +a constant envelope. To avoid producing intermod sidebands you need +to ensure linearity in your Tx system. One way to get things about right +is to use the WSJT-X *Tune* button to generate a pure tone. Reduce the +Tx audio level until your power output decreases by 10% or so. Use this +level for your Fox transmissions. + +NOTE: If you are generating Nslots signals, the average power in each one +will be 1/Nslots^2 of its normal value for single-signal transmissions. + +Nslots Relative dB +------------------- + 1 0 + 2 -6 + 3 -9.5 + 4 -12 + 5 -14 + + The following features are not yet implemented for Fox: 1. Enforce all required settings 2. Tx message timeout -3. Manual removal of selected call from QSO queue -4. Manual abort of selected QSO -5. All Tx and Rx messages to all.txt -6. Additional sort criteria for Hound calls -7. Selectable timeout for keeping Hounds in the sorted list -8. Display number of active callers -9. Display QSO rate -10. QMap of logged QSOs (by band), to avoid dupes +3. Manual abort of selected QSO +4. All Tx and Rx messages to all.txt +5. Additional sort criteria for Hound calls +6. Selectable timeout for keeping Hounds in the sorted list +7. Display number of active callers +8. Display QSO rate INSTRUCTIONS FOR HOUND