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Date: Sun, 09 Oct 2011 22:44:20 -0400
From: Elton A Sanders <radiodog77@pobox.com>
To: <rsgb_lf_group@blacksheep.org>
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Subject: Re: LF: mains wires
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If it was plugged into US 230v both Black and White would be hot. Mains 
feed here is 2 hots and Neutral hot to Neutral 115v hot to hot 230v 
(feed is from a center tapped transformer on the pole).
      WB5MMB


On Mon, 10 Oct 2011 01:25:02 -0000, mal hamilton wrote:
> Bob
> If you look at a Dentron 2500 amplifier on the cct diagram the 230v
> mains cable, WHITE wire goes to the ON/OFF switch on amplifier then
> primary of HT transformer which to me is HOT and BLACK wire goes
> directly to the other side of primary winding, NEUTRAL and GREEN to
> chassis.
> In the UK the switch is always in the LIVE (hot) wire and NEUTRAL
> direct to the appliance except it happens to be a double switch.
>
> UK appliance BROWN live, BLUE neutral, plus an earth wire (3 wire
> appliance)
> mal/g3kev
>
>> ----- Original Message -----
>>
>> Sunday, October 09, 2011 7:48 PM
>> Re: LF: mains wires
>>
>> what I use to keep track
>>
>> Black is hot white is not
>>
>> Bob K3DJC
>>
>> On Sun, 9 Oct 2011 17:09:09 -0000 "mal hamilton" writes:
>>
>>> LF
>>> I have a USA amplifier with 230v input. The mains wires are
>>> BLACK, WHITE, and GREEN
>>>
>>> The cct diagram shows White as the live wire with amplifier mains
>>> switch in this line, Black goes to the other end directly to
>>> transformer primary
>>> and Green to earth.
>>> but
>>> according to USA info the Black wire should be Live and White
>>> Neutral.
>>>
>>> So beware !!!!!!!!!!!!!!
>>> de g3kev
>>
>> ____________________________________________________________