[Boatanchors] More question on US AC voltage
Mike McCarthy, W1NR
lists at w1nr.net
Fri Feb 10 08:49:34 EST 2006
----- Original Message -----
From: "Yong Surk Lee" <yonglee at yonsei.ac.kr>
To: <boatanchors at mailman.qth.net>
Sent: Friday, February 10, 2006 5:48 AM
Subject: [Boatanchors] More question on US AC voltage
> I heard US is also planning to raise the current 117V to 200 some
Where did you hear that? I have never heard anything about changing line
voltages...
> volts. Old US euipments use 115V and now 117V and is rising to 120V?
> Could some one answer this?
> HL1Fb/WW6N
>
The nominal voltage in the US is 117V/234V. All recent installations are
the two wire dual voltage systems. Some rural areas may drop to 110V. I
think 120V specification is just 117V rounded up.
Mike, W1NR
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