I also observed split issues with the identical setup on my IC-7300, only
with Windows 10.
After installing rc2, in FT-8 mode the rig was receiving on 7.074 when set
for 40M, but was transmitting on 14.074 on 20M on split! Apparently,
whatever was previously in VFO B was retained.

73

Artie KD0GY

On Mon, May 25, 2020 at 3:11 PM Matt Henry <[email protected]> wrote:

> Hello,
>
> I am observing some split operation issues with WSJT-X 2.2.0-rc2 on macOS
> and IC-7300.
>
> My Setup:
> Computer: macOS Catalina 12.15.4
> Rig: Icom IC-7300
> WSJT-X 2.2.0-rc2
>
> WSJT-X Radio Tab:
> Rig: Icom IC-7300
> Serial Port: /dev/cu.SLAB_USBtoUART
> Baud Rate: 115200
> Data Bits: Eight
> Stop Bits: One
> Handshake: None
> PTT Method: CAT
> Mode: Data/Pkt
> Split Operation: Rig
> Test CAT is green
>
> Steps:
> 1. Split is off on Rig
> 2. WSJT-X is set to 20m band (140.074.000 MHz)
> 3. Rig dial frequency is 14.074.00 MHz
> 4. WSJT-X Tx offset is 1500 Hz
> 5. Press Tune
> 6. Rig changes to split mode and transmits on 14.074.00 MHz
> 7. Change WSJT-X Tx offset to 500 Hz
> 8. Press Tune
> 9. Rig transmits on 14.074.00 MHz (expected 14.073.00 MHz)
> 10. Change WSJT-X Tx offset to 2500 Hz
> 11. Press Tune
> 12. Rig transmits on 14.074.00 MHz (expected 14.075.00 MHz)
> 13. Turn off split on rig and leave WSJT-X Tx offset at 2500 Hz
> 14. Press Tune
> 15. Rig transmits on 14.075.00 MHz
> 16. Change WSJT-X Tx offset to 1500 Hz
> 17. Press Tune
> 18. Rig transmits on 14.075.00 MHz (expected 14.074.00 MHz)
> 19. Change WSJT-X Tx offset to 500 Hz
> 20. Press Tune
> 21. Rig transmits on 14.075.00 MHz (expected 14.073.00 MHz)
> 22. At this point I notice that when transmission stops, the rig dial
> frequency quickly changes from 14.075.00 to 14.073.00 and then to 14.074.00.
>
> It appears that the the split offset is correctly applied when split is
> off on the rig, but the offset doesn't change thereafter.
>
> No problems are observed when running these same steps with WSJT-X 2.1.2.
>
> 73,
> Matt, NR3M
>
>
>
>
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>
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