A peak limiter combined with a fast short or open circuit is the only way to
prevent ear damage. I've listened to earphones protected by vdr and,
although the peak voltage delivered to the headset is limited, the waveform
simply flattens off and the audio power pulse is still deafening.
This
Hi Gary,
I think Enno was making his remarks here on the Elecraft reflector
because of an earlier remark that *I* made on a Dutch K3 email list,
and that he was referring to the audio blast that *I* encountered.
I was in a CW QSO on 20 meters at the moment the audio blast
occurred. I probably
You guys must have missed this:
This is being addressed in the current pre-beta test version.
73, Eric WA6HHQ
Hang in there. Until this is fixed for sure, I'm not using headphones at all.
Not worth the risk.
Bill W5WVO
Frank R. Oppedijk wrote:
Hi Gary,
I think Enno was making his
This is an interesting site and they are keen to promote hearing health.
http://www.headwize.com/projects/limiter_prj.htm
David
G3UNA
snip
If I may chime in here, I hope very strongly that nobody is using deep-
in-the-ear type earbuds with the K3 or any other radio. TO DO SO
MIGHT
Hi all,
I wonder what the status of the audio 'artifact' or blast is. According to
PA4N, who uses F/W 3.30, it still happens, be it rarely. As a headphone
user, such audio blast is quite unacceptable to me and therefore I hope
Elecraft is addressing this issue with some priority.
Can Lyle or
This is being addressed in the current pre-beta test version.
73, Eric WA6HHQ
Enno J. Korma, PF5X wrote:
Hi all,
I wonder what the status of the audio 'artifact' or blast is. According to
PA4N, who uses F/W 3.30, it still happens, be it rarely. As a headphone
user, such audio blast is
If I may chime in here, I hope very strongly that nobody is using deep-
in-the-ear type earbuds with the K3 or any other radio. TO DO SO
MIGHT RUIN YOUR EARS.
I have some Shure deep-in-the-ear earbuds that I use with my iPod on
airplane flights. They have wonderful fidelity and also almost
I wonder what the status of the audio 'artifact' or blast is.
Hi Enno
FWIW I have been installing and using the latest Betas as they are
released. I use headphones at the rig many hours a day and have yet
to experience the blast. Whatever it is, I'm not triggering it [so
far] on K3 #2887.
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