Re: [time-nuts] Power Monitoring

Quoth Dennis Tillman at 2008-04-19 11:41... > Don't forget that the cable from the DB-9 connector on the back of the APC > UPS to the DB-9 Serial Input on the back of your PC is NOT 1-1. For reasons > I have never understood the APC UPS requires a proprietary cable that came > with the UPS. Even wo

Re: [time-nuts] Power Monitoring

DB-9 serial cable except for the label on it. Dennis -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Matthew Smith Sent: Thursday, April 17, 2008 7:24 PM To: Discussion of precise time and frequency measurement Subject: Re: [time-nuts] Power Monitoring

Re: [time-nuts] Power Monitoring

Quoth Kit Scally at 2008-04-18 11:37... > Ah-ha. Now here's the rub! > I've got 2 such APC Smart UPS - but I cannot find, beg, borrow or steal > a copy of the PowerChute software from anywhere. > Does anyone have a copy lurking unwanted & unloved in their 3.5" floppy > cabinet ? Try here:

Re: [time-nuts] Power monitoring

> Our telescope suffers from flaky mountain power, so we have to do > this sort of thing. > The problem is sending a message that the power went out to the > university campus from the mountaintop over a network that may not be > working because the power went out. Many steps of communication >

Re: [time-nuts] Power monitoring

o use the smart interface to start monitoring your power line voltages. Dennis -Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Hal Murray Sent: Thursday, April 17, 2008 11:10 AM To: Discussion of precise time and frequency measurement Subject: [time-

Re: [time-nuts] Power monitoring

Quoth Hal Murray at 2008-04-18 03:40... > My power went out the other day. That reminded me that I've always been > slightly curious about that area. > > Are there any not-expensive boxes made for this? Or something that shows up > on eBay occasionally? Firstly, I'll second the suggestion to

Re: [time-nuts] Power monitoring

2008 14:10 Subject: [time-nuts] Power monitoring > My power went out the other day. That reminded me that I've always been > slightly curious about that area. > > Are there any not-expensive boxes made for this? Or something that shows > up > on eBay occasionally? >

Re: [time-nuts] Power monitoring

Poul-Henning Kamp wrote: > In message <[EMAIL PROTECTED]>, Jim Lux writ > es: > >>> As long as I'm dreaming... Suppose I wanted to measure the power my whole >>> house is drawing. What's available along the lines of a current transformer >>> on the main lines? My first thought is that nobody

Re: [time-nuts] Power monitoring

In message <[EMAIL PROTECTED]>, Jim Lux writ es: >> As long as I'm dreaming... Suppose I wanted to measure the power my whole >> house is drawing. What's available along the lines of a current transformer >> on the main lines? My first thought is that nobody does that (for homes) so >> it's pro

Re: [time-nuts] Power monitoring

Quoting Hal Murray <[EMAIL PROTECTED]>, on Thu 17 Apr 2008 11:10:11 AM PDT: > My power went out the other day. That reminded me that I've always been > slightly curious about that area. > > Are there any not-expensive boxes made for this? Or something that shows up > on eBay occasionally? Lot

Re: [time-nuts] Power monitoring

tured ones for $500-$1000 - Original Message From: Hal Murray <[EMAIL PROTECTED]> To: Discussion of precise time and frequency measurement Sent: Thursday, April 17, 2008 1:10:11 PM Subject: [time-nuts] Power monitoring My power went out the other day. That reminded me that

Re: [time-nuts] Power monitoring

Hal Murray wrote: > My power went out the other day. That reminded me that I've always been > slightly curious about that area. Our telescope suffers from flaky mountain power, so we have to do this sort of thing. The problem is sending a message that the power went out to the university camp

[time-nuts] Power monitoring

My power went out the other day. That reminded me that I've always been slightly curious about that area. Are there any not-expensive boxes made for this? Or something that shows up on eBay occasionally? If I was doing it myself, I'd start with a low power (quiet) PC and a UPS. Then I'd ha