Micro-Tech introduced the "Touchless Telecoil"
about 5 years ago and
it is available on many of their models. Oticon and probably
other
makers offer the option as well.
In addition to the link to Mark Ross'article, here is
another for
furtherv reading: http://tinyurl.com/rvgtf
Cheers !
Bob
.........
--- In Hearing_Aids@yahoogroups.com, "goldpony"
<goldpony ...> wrote:
>
> I never heard of this one before. Where can I go look
into it
through the
> website?
> Lauria
>
> ----- Original Message -----
> From: "Robert MacPherson" <hohbob...>
> To: <Hearing_Aids@yahoogroups.com>
> Sent: Friday, May 26, 2006 6:22 PM
> Subject: [Hearing_Aids] Re: auto t-coils and loops
>
>
> Hi Clif and all! In the "Touchless T Coil , the
switching from Mike
> to T Coil requires a fixed (permanent) magnetic field
in close
> proximity to the HA. The electrodynamic ( audio) field
from a loop
> system, neckloop or like, will not actuate the
switching circuitry.
>
> I suggested 2 workarounds to Micro-Tech just after the
new circuitry
> was announced:
>
> a: A manual override switch.
>
> b: A silhouette shaped accessory, containing a rod
magnet,
> to "trick" the HA into switching to T Coil
as long as it was in
> place.
>
> Never saw anything from it.
>
> However, one could jerry-rig something similar for
pennies!
>
> Also, Dr. Mark Ross wrote on this very topic a while
back
> http://www.pa
-shhh.org/ross/ross66.html
>
> Hope that helps!
>
> Bob
>
>
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