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Re: gEDA-user: spdt, spst
- To: geda-user@xxxxxxxx
- Subject: Re: gEDA-user: spdt, spst
- From: John Luciani <jcljr58@xxxxxxxxx>
- Date: Wed, 19 Jan 2005 10:51:54 -0800 (PST)
- Comment: DomainKeys? See http://antispam.yahoo.com/domainkeys
- Delivered-to: archiver@seul.org
- Delivered-to: geda-user-outgoing@seul.org
- Delivered-to: geda-user@seul.org
- Delivery-date: Wed, 19 Jan 2005 13:52:31 -0500
- Domainkey-signature: a=rsa-sha1; q=dns; c=nofws; s=s1024; d=yahoo.com; b=VJ709MrfhMi6WvdXyvPgaQjYFaOo0Rp4EmvVsicSOSdCnhTExozaLSiwayLAsjqPn7bQcrBLuYNghPiw21go6rSEO9ALz3gFFPJzjSKVdlpdcutHdWdCt/PyrsbIP8KX5jiWOYAEMwnQnAN0y37a14K6qjfZ7eZmEO7nF/thukU= ;
- In-reply-to: <20050119183140.GB6349@beton.cybernet.src>
- Reply-to: geda-user@xxxxxxxx
- Sender: owner-geda-user@xxxxxxxx
The pole is the switched output of the switch. Throw
indicates how many circuits can be made.
An SPST switch can make one circuit by switching the
pole to an input contact. An SPDT can make one of two
circuits by switching the pole to one of the two input
contacts.
(* jcl *)
--- Karel Kulhavy <clock@xxxxxxxxxxxxx> wrote:
> On Wed, Jan 19, 2005 at 10:22:44AM -0800, John
> Luciani wrote:
> > SPST ..... Single Pole, Single Throw
> > SPDT ..... Single Pole, Double Throw
>
> What does "pole" and "throw" mean? I know just what
> north and south pole is.
> And also telephone pole.
>
> Cl<
>
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