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From: c37189h@saha.hut.fi (Suomalainen Harri Olavi)
Newsgroups: sci.electronics
Subject: Re: Sine wave generator
Message-ID: <24955@santra.UUCP>
Date: 5 Sep 89 11:22:04 GMT
References: <790@serene.UUCP>
Sender: news@santra.UUCP
Reply-To: c37189h@saha.hut.fi (Suomalainen Harri Olavi)
Organization: Helsinki University of Technology, Finland
Lines: 10

In article <790@serene.UUCP> gbell@pnet12.cts.com (Greg Bell) writes:
>
>I recently took on a somewhat dumb "home project".  I wanted to build a
>door-bell extension since the downstairs bell isn't audible from upstairs.

You could do it with a extremely simple device: Rectify voltage your bell works
with, smooth it with a capasitor and connect a piezo buzzer on it!
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