[Elecraft] K3 Which headphones for stereo cw work?

[Brett Howard]

After doing a bit of looking I think the very low THD numbers on these
is also a big benefit.  I've since looking ordered a set for Field
Day.

~Brett (N7MG)   (Previously KC7OTG)

On Fri, May 28, 2010 at 2:09 PM, Joe Subich, W4TV <lists at subich.com> wrote:
>
> The graph shows some interesting data for both impedance vs.
> frequency and frequency response.  It demonstrates why the
> Sony MDR-6V are such favorites among CW operators.
>
> They may not be much for low frequency isolation but the
> frequency response and impedance/sensitivity (high) are a
> very good match to the K3.
>
> 73,
>
>    ... Joe, W4TV
>
> On 5/28/2010 4:01 PM, Bill W4ZV wrote:
>>
>>
>> Sam Morgan-3 wrote:
>>>
>>> Besides sealing out noise passively
>>>
>>
>> For those interested in external isolation, I found a really neat
>> website which compares noise isolation by frequency range.  Select
>> among 4 headphones you're interested in, choose Isolation Response
>> and then click Compare for a graph of isolation by freqluency:
>>
>> http://www.headphone.com/learning-center/build-a-graph.php?graphID[0]=1743&graphID[1]=533&graphID[2]=753&graphID[3]=1753&graphType=6&buttonSelection=Compare+Headphones
>>
>>  This shows some significant differences in isolation versus
>> frequency. Bose, Sennheiser, Sony and Etymotic models are included
>> but Yamaha and Extreme Isolation are not.  Low frequency noise is
>> most important in my shack due to amplifier fan noise but higher
>> frequencies might be more important for a multiop phone environment.
>>
>> 73,  Bill
>>
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