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Date: Tue, 28 Jul 2015 20:10:52 +0200
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Subject: Re: [geda-help] Strategy of adding netname attributes in gSchem?
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2015-07-28 17:55 GMT+02:00 Evan Foss (evanfoss AT gmail DOT com) [via
geda-help AT delorie DOT com] <geda-help AT delorie DOT com>:
> On Tue, Jul 28, 2015 at 11:42 AM, Csányi Pál (csanyipal AT gmail DOT com)
> [via geda-help AT delorie DOT com] <geda-help AT delorie DOT com> wrote:
>> 2015-07-28 16:41 GMT+02:00 Evan Foss (evanfoss AT gmail DOT com) [via
>> geda-help AT delorie DOT com] <geda-help AT delorie DOT com>:
>>> I don't mean to stomp on your dreams but there is an ethical concern
>>> here. You are very likely to harm bats. 60KHz is the centre of here
>>> hearing frequency.

https://en.wikipedia.org/wiki/Bat_detector

From the abowe link I quoted this here:
"Bats emit calls from about 12 kHz to 160 kHz, but the upper
frequencies in this range are rapidly absorbed in air."

So one can say that that any ultrasonic mosquito repellent can to harm
bats, right?

-- 
Regards from Pál