[Asterisk-Users] TDM400P Revision question.

[David Brodbeck]

> -----Original Message-----
> From: Rich Adamson [mailto:radamson at routers.com]
 
> > As far as the issue with DC voltage on the POTS line only 
> > being  43.8 DC, my guess was that is just an issue with 
> > voltage drop on the line because of distance between me 
> > and the CO.
> 
> No possible way. If everything is truly on hook, there isn't
> any current draw and therefore no way for a voltage drop to
> occur. Basic ohm's law.

If he's not using a high-impedance voltmeter, the meter might be loading the
circuit down.