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 <li...@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 >> > ______________________________________________________________ > Elecraft mailing list > Home: http://mailman.qth.net/mailman/listinfo/elecraft > Help: http://mailman.qth.net/mmfaq.htm > Post: mailto:Elecraft@mailman.qth.net > > This list hosted by: http://www.qsl.net > Please help support this email list: http://www.qsl.net/donate.html > ______________________________________________________________ Elecraft mailing list Home: http://mailman.qth.net/mailman/listinfo/elecraft Help: http://mailman.qth.net/mmfaq.htm Post: mailto:Elecraft@mailman.qth.net This list hosted by: http://www.qsl.net Please help support this email list: http://www.qsl.net/donate.html
