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>>>>> "Jim" == Jim Van Meggelen <[EMAIL PROTECTED]> writes:
>> Stupid question --- I thought that the voltage on the PSTN was
>> DC, not AC.
Jim> Not a stupid question at all; you are correct. Nominal 48VDC on
Jim> an idle line (drops to about 6VDC when off hook).
Jim> Ringing voltage, however, is AC
oh. I thought it was -48VDC normally, and -96VDC to ring.
- --
] Michael Richardson Xelerance Corporation, Ottawa, ON | firewalls [
] mcr @ xelerance.com Now doing IPsec training, see |net architect[
] http://www.sandelman.ca/mcr/ www.xelerance.com/training/ |device driver[
] I'm a dad: http://www.sandelman.ca/lrmr/ [
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