[Milsurplus] Replacement ear element for H-250/U and similar handsets

Dave Merrill r390a.urr at gmail.com
Sat Aug 6 12:05:05 EDT 2022


Interesting, Steve. I've always heard the H-250/U was not repairable. How
do you take them apart?

Dave N9ZC

On Sat, Aug 6, 2022, 9:52 AM Steve WD8DAS via Milsurplus <
milsurplus at mailman.qth.net> wrote:

>
> I've had some success fixing H-250/U and H-350/U handsets with bad
> earphone elements using this mini-speaker from Mouser Electronics:
>
> https://www.mouser.com/ProductDetail/497-SM3604100-1
>
> It is a little smaller than the original but with a bit of scrap foam
> padding it fits nicely.
>
> It is a 100-ohm element so a better choice than a low impedance element.
> It has had lots of level and good quality on the radios I've tested so
> far.
>
>
> Steve  WD8DAS
>
> http://www.wd8das.net/
> http://af4k-crystals.com
> --------------------------------------------------------------------
> Radio is your best entertainment value.
> --------------------------------------------------------------------
>
>
>
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