On Thu, Jan 06, 2000 at 06:05:00PM +1100, Dave Fitch wrote:
> The "Single Conversion Online UPS" -> "LAN Saver UPS"
> looks much higher quality. Pure sinewave. Hard to tell if it's
> a full "online UPS" - the spec sheet only has a "transfer time of
> <5 msec" and the blurb implies it's not a true online UPS.
If it talks about transfer time at *all*, it's not a true on-line UPS.
It's a Switching Power Supply (SPS).
You can usually tell from the price if it's a UPS or an SPS. If it's
below $1000, it's almost always an SPS. If its in the thousand(s) of
dollar range it might be a UPS.
Cheers
Paul Haddon
Technical Services Manager
Hartingdale Internet
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