[Elecraft] K3S/USB Cable/Mac mini/WSJT-X

[Bill Frantz]

I had similar symptoms with both CAT PTT and VOX on. Turning VOX 
off fixed the problem.

73 Bill AE6JV

On 1/26/21 at 10:02 AM, flathat at comcast.net (Richard) wrote:

>Doug,
>
>Thought I was home free last night (Jan 24). My final recipe was this:
>
>RADIO Panel:
>Rig: K3s
>Poll Interval: 1 s
>CAT Control
>Serial Port: /dev/tty.usbserial-A60092F3
>Serial Port Parameters
>Baud Rate: 38400
>Data Bits - Eight
>Stop Bits - One
>Handshake - None
>Force Control Lines - both blank
>PTT Method - CAT
>Mode - Data/Pkt
>Split Operation - None
>
>AUDIO Panel: USB Audio CODEC at computer and WSJT-X
>
>The PWR slider is set to produce ALC of 4 solid bars and 5th bar fluttering.
>
>I spent four or five hours working DX with it on 30-meter FT8 
>last night, and that setup worked PERFECTLY every time: 
>Transmit start and Transmit stop times right on the money. I 
>mean, it was PERFECT!
>
>I thought I was home free. I took screen shots of every 
>Preference panel, the Mac Sound thing, even the Audio MIDI 
>Setup panel in the Mac mini.
>
>BUT! When I fired it up this morning (Jan 25), it was right 
>back to starting Transmit late and not coming out of 
>Transmit… at all. I have to tap the XMIT button to stop it. 
>What the hell??? What could change overnight? I didn’t touch 
>anything when I shut down last night or when I fired up this morning.
>
>HOWEVER, as the afternoon and evening arrived, those symptoms 
>went away and the setup was perfect again!
>
>MORE HOWEVER, This morning, Jan 26, the symptoms were back 
>again. I’ll take another look this afternoon, but this is 
>getting spooky.
>
>ANY and ALL ideas and suggestions will be MOST welcome, up to 
>and including (if absolutely necessary), replacing the driver.

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