[Asterisk-Users] Re: LAN switches with PoE? PoE phones?

[Nathan Littlepage]

Not only that. I'd hate to accidentally lay my had over that 66 block.
DC is not very forgiving no matter what amps.

> -----Original Message-----
> From: asterisk-users-admin at lists.digium.com 
> [mailto:asterisk-users-admin at lists.digium.com] On Behalf Of 
> Mike Ciholas
> Sent: Monday, August 18, 2003 4:36 PM
> To: asterisk-users at lists.digium.com
> Subject: [Asterisk-Users] Re: LAN switches with PoE? PoE phones?
> 
> 
> 
> > From: Steven Critchfield <critch at basesys.com>
> > To: asterisk-users at lists.digium.com
> > Date: Mon, 18 Aug 2003 12:45:19 -0500
> > Reply-To: asterisk-users at lists.digium.com
> > 
> > It is possible to make your own PoE adapter built into a punch
> > down block. This is if you can find an appropriate 48volt power
> > supply. I built an adapter for the 7960 we had here in the
> > office, but my boss preferred the wall wart idea.
> 
> Hmmm, I bet that violates the PoE specs as there is nothing 
> "controlling" the 48 volts.  That is, it isn't looking for a 
> valid PoE signature in the terminal device before it sends 48 
> volts down the wire.  This will surely fry some non PoE ethernet 
> devices.
> 
> -- 
> Mike Ciholas                            (812) 476-2721 voice
> CIHOLAS Enterprises                     (812) 476-2881 fax
> 2626 Kotter Ave, Unit D                 mikec at ciholas.com
> Evansville, IN 47715                    http://www.ciholas.com
> 
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