[Elecraft] CW Sidetone

Joe Subich, W4TV lists at subich.com
Wed May 26 21:34:49 EDT 2010



 > It would be nice to have the option of having the sidetone track
 > the AF gain for those of us who are casual ops and then we would
 > not have to continually be adjusting the side tone when going
 > from headphones to speaker.

That is a matter of the relative efficiency of your headphones and
speaker.  I find no need to adjust sidetone level when moving from
headphones (Yamaha CM-500) to speakers (Sony B-1000 bookshelf
speakers).

73,

    ... Joe, W4TV

On 5/26/2010 9:24 PM, Toby Pennington wrote:
> Joe,  thanks for the explanation.  I am not a weak signal operator and
> just a rag chewer on cw. I QSO anyone I can hear, weak or strong but
> have never tried this approach.
>
> IF an op runs this way all the time then I can understand why he would
> want to set the sidetone to a dull roar. On the other hand, It would be
> nice to have the option of having the sidetone track the AF gain for
> those of us who are casual ops and then we would not have to continually
> be adjusting the side tone when going from headphones to speaker.
>
> Toby W4CAK
>
>
>
>
>
>
> ----- Original Message ----- From: "Joe Subich, W4TV" <lists at subich.com>
> To: "Toby Pennington" <toby423 at embarqmail.com>; "Elecraft Reflector"
> <elecraft at mailman.qth.net>
> Sent: Wednesday, May 26, 2010 9:06 PM
> Subject: Re: [Elecraft] CW Sidetone
>
>
>>
>>
>> > Several modern rigs I have owned have the AF gain tied to the
>> > sidetone volume, why not the K3?
>>
>> Among other reasons, many top lowband and weak signal operators
>> disable AGC, turn the AF gain to nearly full and control the
>> volume using the RF gain. This procedure optimizes signal to
>> noise ratio in high ambient noise conditions.
>>
>> If the sidetone (or monitor) were tied to the AF Gain control
>> it would be excessively loud - potentially to the point of
>> damaging hearing. Providing an independent, front panel adjustment
>> of the sidetone/monitor is the appropriate approach to maximize
>> user flexibility.
>>
>> 73,
>>
>> ... Joe, W4TV
>>
>> On 5/26/2010 8:37 PM, Toby Pennington wrote:
>>> I know I have heard that some want the cw side tone to work like it
>>> does, but I have never heard why?
>>>
>>> You set the sidetone to a certain frequency and the volume never
>>> changes. It is not tied to the AF gain like most rigs.
>>>
>>> I notice I have had to change the side tone when going from
>>> headphones to speaker. Perhaps some impedence issue there, but my
>>> phones are louder than my speaker requiring constant adjusting of the
>>> sidetone.
>>>
>>> Several modern rigs I have owned have the AF gain tied to the
>>> sidetone volume, why not the K3?
>>>
>>> Toby W4CAK
>>>
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