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HELP: how to boast low current output to switch relay?

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hi guys, need ur help.
i have a similiar problem here.

my comparator circuit can only produce output of 2.5V & 6mA. My relay require at least 2.2V (obtained already) and 1A in order to swtich over. is there any method which i can boast the output of the small output to almost 1A? hope its a simple method....

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