[Elecraft] [K3] Test Mode TX and TX Monitor?

Phil Hystad phystad at mac.com
Tue Sep 29 14:09:29 EDT 2015


Actually, I don’t have a K3S.  Though, I do see another message quoted below from Dan Atchison who mentions a K3S transmitting a signal in Test mode.  No signal on a K3 though.

73, phil


> On Sep 29, 2015, at 11:03 AM, Bob McGraw - K4TAX <rmcgraw at blomand.net> wrote:
> 
> OK Phil.  I supposed I was confused where you said " My K3S actually transmits a signal when in TEST mode!"   I didn't find any measurable output when in TEST mode using my K3S.
> 
> Thanks.
> 
> 73
> Bob, K4TAX
> 
> On 9/29/2015 12:52 PM, Phil Hystad wrote:
>> In Test mode there is no signal output at all.  That is the reason for Test Mode.  So, on the P3, you don’t see a signal and you don’t see signal power level.  But, the fact that the SWR bar chart shows something is, to me, an anomaly.
>> 
>> 73, phil
>> 
>> 
>>> >On Sep 29, 2015, at 10:34 AM, Bob McGraw - K4TAX<rmcgraw at blomand.net>  wrote:
>>> >
>>> >At what power level do you see or measure this signal?  I don't seem to see any power output in TEST mode during transmit.
>>> >
>>> >73
>>> >Bob, K4TAX
>>> >
>>> >On 9/29/2015 12:23 PM, Dan Atchison wrote:
>>>> >>Phil:
>>>> >>
>>>> >>Do you have a K3S by any chance.  My K3S actually transmits a signal when in TEST mode!  When I told Elecraft about it, they shrugged their heads like it can't be.
>>>> >>
>>>> >>The TX power appears both on my P3 (with TX MON showing both PEP and SWR), and also my LP-100A wattmeter.  It's only very, very short  bursts of my CW sent signal, but it's there.  My K3 does not do this.
>>>> >>
>>>> >>As mentioned, I see this with TEST on and either VOX on or off. Have never noticed on sideband.
> 
> 



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