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From: smk@sfsup.UUCP
Newsgroups: sci.electronics,misc.consumers
Subject: Re: info on clocks using battery backups
Message-ID: <1523@sfsup.UUCP>
Date: Thu, 18-Jun-87 09:41:03 EDT
Article-I.D.: sfsup.1523
Posted: Thu Jun 18 09:41:03 1987
Date-Received: Sat, 20-Jun-87 07:07:52 EDT
References: <3622@cisunx.UUCP>
Organization: AT&T-IS, Summit N.J. USA
Lines: 15
Xref: utgpu sci.electronics:730 misc.consumers:1780
Summary: Battery backup

In article <3622@cisunx.UUCP>, nf165636@cisunx.UUCP writes:
> 
> How do the clocks (and clock radios) that run on main power (110/60 Hz)
> count the time ? Especially those that use battery backups. In this case
> do they use a quartz crystal ? Does that mean that these can be used
> on 110/50 Hz or any other frequency ? Any info will be appreciated.
> 
> --

I thought that the battery backup in my alarm clock would make it a lot
easier to take on vacation; after all, all I would have to do is plug
it in, right?

What I did find out was that any similarity between the actual time and
the clock's time was purely coincidental.