[Elecraft] Echo when transmitting

Eric Buggee ericvk3ax at esc.net.au
Sat Mar 16 19:02:06 EDT 2013


Hi Tony & fellow Elecrafters,

Could be that you have your monitor level up too high, could this be the 
source of your "echo" but there is virtually no latency or delay (Echo) 
as with an echo.

My thoughts for what it is worth.

Eric, VK3AX, (K3 4520).


On 3/17/2013 9:52 AM, Matt Zilmer wrote:
> That would be my first question too.  How about checking your LINE IN
> to see that there is no signal on it.  If you have it connected to a
> sound device, there could be non-MIC input happening, along with your
> voice audio.  Or you could have your own voice audio coming into the
> input from both the MIC and the computer / sound device if the sound
> device's monitor audio is enabled.
>
> 73,
> matt W6NIA
>
> On Sat, 16 Mar 2013 16:04:10 -0400, you wrote:
>
>> Is the TX monitor turned on?
>>
>> 73,
>> Scott, N9AA
>>
>>
>> On 3/16/13 3:52 PM, Tony McClenny wrote:
>>> Ideas to correct the following would be appreciated - thank you in advance.
>>> This is something new and I am perplexed.
>>>
>>>    
>>>
>>> I am using a Heil Pro-Set Plus microphone/headphones (with elements HC4 &
>>> HC5).  The microphone line is connected to rear of K3 in the "Mono" jack.
>>> The Heil headphone 1/8" stereo plug is connected on rear of K3 to "Phones"
>>> jack.  The footswitch is connected to rear of K3 "PTT In".
>>>
>>>    
>>>
>>> When in VOX the K3 stays in transmit and sounds like echo of shots (my
>>> imaginary sound) - when in PTT (preferred mode), as soon as I press the
>>> footswitch to transmit, K3 TX light turns red, headphones outputs a series
>>> of sound of echoes even before I say anything and if I speak my voice
>>> echoes...
>>>
>>>    
>>>
>>> Mic Select                            FP.L     with Bias set to Off
>>>
>>> Mic + Lin                                 On
>>>
>>> Mic Gain                                 20
>>>
>>> Comp                                       12
>>>
>>>
>>> VOX Gain                               050
>>>
>>> VOX Delay                             0.50
>>>
>>>    
>>>
>>> AF Gain                                  High
>>>
>>>    
>>>
>>> SPKRS                                     2
>>>
>>> SPKR+PH                                Yes
>>>
>>>    
>>>
>>> - Tony, N3ME -
>>>
>>>
>>> 118 Ashwood Street
>>> Bethany Beach, DE 19930-9699
>>> (302) 539-5638
>>>
>>> Grid:  FM28lm
>>>
>>>    <http://www.n3me.net> http://www.n3me.net
>>> Elecraft K3 # 2462
>>>
>>> PVRC Member
>>>
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