OK - looks like I've no hardware "health" issues. Thanks! 

Bret/N4SRN 

----- Original Message -----

From: "Don Wilhelm" <donw...@embarqmail.com> 
To: "MaverickNH" <cbjesse...@comcast.net>, elecraft@mailman.qth.net 
Sent: Tuesday, July 4, 2017 7:55:30 AM 
Subject: Re: [Elecraft] [K3S] "Hardware Sequencer" WSJT-X? 

Bret, 

If you are running with external amplifiers or external preamps that use 
relays for T/R switching, then you need to be concerned. 
For the K3/K3S itself, no problem. The switching is all electronic and 
very fast. That is true for the entire K-Line. 

73, 
Don W3FPR 

On 7/3/2017 8:39 AM, MaverickNH wrote: 
> As in WSJT-X 1.70 online help: "Set Tx delay to a number larger than the 
> default 0.2 s to create a larger delay between execution of a command to 
> enable PTT and onset of Tx audio. 
> 
> For the health of your T/R relays and external preamplifier, we strongly 
> recommend using a hardware sequencer and testing to make sure that 
> sequencing is correct." 
> 

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