[Elecraft] K3 microphone input selection

[Alan. G4GNX]

I will do that Bill. I'm sure it's was never intended to work that way. I 
can't think of any reason it should, so it's either a bug or something I'm 
doing wrong.

73,

Alan. G4GNX

-----Original Message----- 
From: Nr4c
Sent: Wednesday, March 15, 2017 7:47 PM
To: Alan. G4GNX
Cc: Elecraft Reflector
Subject: Re: [Elecraft] K3 microphone input selection

You should notify Elecraft. It isn't supposed to work like this I don't 
believe.

Sent from my iPhone
...nr4c. bill


> On Mar 15, 2017, at 2:35 PM, Alan. G4GNX <g4gnx at theatreorgans.co.uk> 
> wrote:
>
> Absolutely sure, Bill.
>
> This happened once before with our club's K3 and it was definitely the 
> issue.
>
> Today on my own K3, I was in QSO and I simply muffled the rear panel 
> microphone with my hand and the issue went away. The monitor was set at 
> zero.
>
> 73,
>
> Alan. G4GNX
>
> -----Original Message----- From: Nr4c
> Sent: Wednesday, March 15, 2017 5:13 PM
> To: Alan. G4GNX
> Cc: Elecraft Reflector
> Subject: Re: [Elecraft] K3 microphone input selection
>
> Are you sure the other signal is from rear mic and not some other source?
>
> Try turning TX monitor to zero and see what happens. You may be picking 
> sound from speakers and not the rear mic.
>
> I've had K3 and K3S and have never had both mics "live" at same time.
>
> Sent from my iPhone
> ...nr4c. bill
>
>
>> On Mar 15, 2017, at 12:10 PM, Alan. G4GNX <g4gnx at theatreorgans.co.uk> 
>> wrote:
>>
>> When I have two microphones connected to the K3, one in the front panel 
>> and one in the rear panel, I can select which one I want to use and 
>> whether bias is turned on for either or both, via the menu as expected.
>> If I select the rear panel microphone, it works as expected and the front 
>> panel mic is muted.
>> If I select the front panel microphone it works OK, but the rear panel 
>> microphone is also unmuted and transmission sounds like two voices at the 
>> same time, probably due to the two mics being out of phase.
>> Is there any way of selecting the front panel microphone only, with rear 
>> panel mic plugged in?
>> As both microphones are electrets, the only way I can think of getting 
>> round it temporarily is to turn the bias off on the rear panel mic, when 
>> using the front panel mic, which is inconvenient and not a ‘clean’ 
>> solution.
>>
>> 73,
>>
>> Alan. G4GNX
>>
>> ______________________________________________________________
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>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaqAbsolutely sure, Bill.
>
> This happened once before with our club's K3 and it was definitely the 
> issue.
>
> Today on my own K3, I was in QSO and I simply muffled the rear panel 
> microphone with my hand and the issue went away. The monitor was set at 
> zero.
>
> 73,
>
> Alan. G4GNX
>
> -----Original Message----- From: Nr4c
> Sent: Wednesday, March 15, 2017 5:13 PM
> To: Alan. G4GNX
> Cc: Elecraft Reflector
> Subject: Re: [Elecraft] K3 microphone input selection
>
> Are you sure the other signal is from rear mic and not some other source?
>
> Try turning TX monitor to zero and see what happens. You may be picking 
> sound from speakers and not the rear mic.
>
> I've had K3 and K3S and have never had both mics "live" at same time.
>
> Sent from my iPhone
> ...nr4c. bill
>
>
>> On Mar 15, 2017, at 12:10 PM, Alan. G4GNX <g4gnx at theatreorgans.co.uk> 
>> wrote:
>>
>> When I have two microphones connected to the K3, one in the front panel 
>> and one in the rear panel, I can select which one I want to use and 
>> whether bias is turned on for either or both, via the menu as expected.
>> If I select the rear panel microphone, it works as expected and the front 
>> panel mic is muted.
>> If I select the front panel microphone it works OK, but the rear panel 
>> microphone is also unmuted and transmission sounds like two voices at the 
>> same time, probably due to the two mics being out of phase.
>> Is there any way of selecting the front panel microphone only, with rear 
>> panel mic plugged in?
>> As both microphones are electrets, the only way I can think of getting 
>> round it temporarily is to turn the bias off on the rear panel mic, when 
>> using the front panel mic, which is inconvenient and not a ‘clean’ 
>> solution.
>>
>> 73,
>>
>> Alan. G4GNX
>>
>> ______________________________________________________________
>> Elecraft mailing list
>> Home: http://mailman.qth.net/mailman/listinfo/elecraft
>> Help: http://mailman.qth.net/mmfaq.htm
>> Post: mailto:Elecraft at mailman.qth.net
>>
>> This list hosted by: http://www.qsl.net
>> Please help support this email list: http://www.qsl.net/donate.html
>> Message delivered to nr4c at widomaker.com
>
> ______________________________________________________________
> Elecraft mailing list
> Home: http://mailman.qth.net/mailman/listinfo/elecraft
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:Elecraft at mailman.qth.net
>
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to nr4c at widomaker.com