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Re: [Amps] Buck-Boost Transformer Selection

To: <>
Subject: Re: [Amps] Buck-Boost Transformer Selection
From: "Doug Ronald" <>
Date: Wed, 25 Jun 2014 12:12:13 -0700
List-post: <">>
The American National Standard for Electric Power Systems and Equipment
allows the service range for nominal 240 VAC mains to be 228 - 252 VAC. The
utilization range extends to 254.4 VAC.

Find the reference document here:

Doug Ronald

-----Original Message-----
From: Amps [] On Behalf Of Bill Turner
Sent: Wednesday, June 25, 2014 11:18 AM
Subject: Re: [Amps] Buck-Boost Transformer Selection

ORIGINAL MESSAGE:          (may be snipped)

On 6/25/2014 10:05 AM, Richard Solomon wrote:
> I have a lead on a late production Quadra so I guess I better invest 
> in a B-B Xfmr to get my sometimes 250 volt line down to something 
> acceptable to my new little friend.


This isn't what you asked, but you really need to get the power company to
fix your over-voltage problem. Anything in your house that runs off of the
240 line is susceptible to damage. Fix that and you won't need a

73, Bill W6WRT
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