baby heart monitors work well and you can often find them second hand.
> Hello, all -
>
> Maybe this is not technically a question about nature recording, but
> it does involve the preservation of an interior soundscape, and I'd
> love to tap into the wisdom of this list...
>
> I need to record a heartbeat. A friend of mine is having open-heart
> surgery to repair a faulty valve, and she wants a recording of her
> murmuring heart before the surgery changes it.
>
> I can't throw money at the problem, so ingenuity will be key. I have
> a cheap lavalier, some home-made contact mics, an SM-58, some cheap
> dynamics, and a couple of nice condenser mics. I can probably lay my
> hands on a stethoscope.
>
> Any ideas?
>
> Let me know - and thanks!
>
> Heather Perkins
> Sound Designer - Composer - Mad Scientist
> WaterDog Studio & Land-O-Newts! Records
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