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Tsikoteer
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- Aug 2003
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July 18th, 2004 12:32 AM #1this was what one salesperson from a surplus shop said on strangebrew a few weeks ago....somehow i don't think this is true. comments?
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Tsikot Member Rank 4
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- Oct 2002
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- 2,716
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July 18th, 2004 07:00 AM #5
The 220V system is newer than the 110V system. One reason why the U.S. is still using it is because they already laid down the infrastructure for 110V system when the 220V system came out. It would have been too costly to switch to another system and impractical to have 110V and 220V systems in one country.
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Verified Tsikot Member
- Join Date
- May 2004
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- 66
July 18th, 2004 08:34 AM #6Di totoo yon.
Yong electric comsumption nung isang electrical unit nakadepende
sa power rating nung unit mismo (ie. kung ilang watts yong na-c-consume/hour).
I would say, mas mapapamahal ka pa nga kung yong unit na gagamitin mo sa pinas is 110V compared to a 220V unit with the
same specs because you will be using a transformer for the 110V unit. I think the transformer itself comsumes some electricity even
without plugging any electrical unit on it.
Just my 2 cents.
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July 18th, 2004 09:17 AM #7
sa pinas, if you are using 220v or 110v pareho lang dahil yung wattage ay pareho lang, sa 220v maliit na Current, sa 110v mataas na current.
power consumption (Watts) = Volts x Current
kaya yung bayarin sa Meralco ay kilowatts consumed in an hour (kW/hr)
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Tsikot Member Rank 5
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- Oct 2002
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- 3,144
July 18th, 2004 09:46 AM #8Originally posted by Walter
The 220V system is newer than the 110V system. One reason why the U.S. is still using it is because they already laid down the infrastructure for 110V system when the 220V system came out. It would have been too costly to switch to another system and impractical to have 110V and 220V systems in one country.
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July 18th, 2004 11:29 AM #10
Di ako nakikinig sa Electronics class namin. Basta daw ang 2 pinakamahalagang equation ay:
V = I R
where V is the voltage in volts, I is the current in amperes and R is the resistance in ohms.
at
P = IV
where P is power in watts.
Tapos nakalimutan ko na kung pano explain...
Nyahahahaha sabi ko sa inyo di ako nakikinig.
Ayos sumabay pa sa Greenbelt 1.
Makati CBD parking