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Subject:
From:
"Howard, W A 9 Y B W" <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Wed, 28 Dec 2011 13:45:45 -0600
Content-Type:
text/plain
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text/plain (162 lines)
Wow,

We went from one kind of Pot to another.

Howard #3




----- Original Message ----- 
From: "Phil Scovell" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Wednesday, December 28, 2011 1:52 PM
Subject: Re: Metric followup


> We tried here in the U S for years and the public continually and
> perpetually rejected it.  The same was true when the U S Congress voted 
> that
> toilets could only use up to 1.6 gallons of water per flush.  For years,
> everybody downsized.  Eventually, since everybody started flushing twice 
> to
> keep them from plugging up, the Congress reversed the federal law and now
> you can use 3.6 gallon tanks like it used to be when I was a kid.  We 
> don't
> need metric and short toilets.
>
> Phil.
>
>
>
>
>
>
> ----- Original Message ----- 
> From: "richard fiorello" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Wednesday, December 28, 2011 12:20 PM
> Subject: Re: Metric
>
>
>> Hi;
>> The only way to do the conversion to metric is to just do it and suffer
>> through the adjustment.  Canadians did it and lived.
>> Richard
>>
>>
>> ----- Original Message -----
>> From: Buddy Brannan <[log in to unmask]>
>> To:  [log in to unmask]
>> Date: Wednesday, Dec 28, 2011 01:12:34 PM
>> Subject: Metric
>>
>>>
>>>
>>> All good, except (to be pedantic), the gram is the basic weight of mass,
>>> =
>>> not weight. Of course, we assume they're the same, since they kind of =
>>> are, on earth anyway, but someone who masses 100 kilos on earth will =
>>> still mass 100 kilos in space, but of course will be weightless. Or as =
>>> near weightless as to not matter much. Of course, this doesn't matter in
>>> =
>>> any practical sense.
>>>
>>> BTW, I'm a proponent of picking an arbitrary date and saying that on =
>>> this arbitrary date, we'll all switch to metric. This gradual switchover
>>> =
>>> clearly isn't working. And to all the people who say they "can't deal =
>>> with metric", of course they can. It becomes second nature after a while
>>> =
>>> when it's the only available system of measurement. Eventually, you =
>>> really do stop doing conversions in your head and just know that 25 =
>>> degrees is pretty comfortable, while 38 degrees is bloody freakin hot, =
>>> or that 80 KPH is pretty fast but not awfully fast, and you know without
>>> =
>>> knowing that it's about 1.6 KM to the mile more or less, or that temps =
>>> are, well, anyway, you get the idea. It's just that you don't have to =
>>> think in metric, so believe it is impossible for you. Of course, my =
>>> arbitrary switchover date will never happen, and we will continue to be 
>>> =
>>> bass awkward from the whole rest of the world.
>>> --
>>> Buddy Brannan, KB5ELV - Erie, PA
>>> Phone: (814) 860-3194 or 888-75-BUDDY
>>>
>>>
>>>
>>> On Dec 28, 2011, at 12:09 PM, Howard Kaufman wrote:
>>>
>>> > Let's see.
>>> > I am going back to high school in my memory.
>>> >=20
>>> > The metric system is a decimal system, rather like our money system.
>>> > The basic units are
>>> > Measurement of distance, the meter.
>>> > The measure of weight the gram,
>>> > The measurement of volume the leader.
>>> > I think that distilled water with a density of 1 means that a leader =
>>> of=20
>>> > water weighs 1 kilogram, but am not sure about that.
>>> >=20
>>> > Most of the civilized world uses the metric system.  Therefore we in =
>>> the=20
>>> > United States have to convert from metric to the old English system, =
>>> which=20
>>> > the English do not use any more.  G-D knows how much this =
>>> nonconformity=20
>>> > costs us every year.
>>> >=20
>>> > A meter is just over a yard in length,  I think 39.1 inches.  making
>>> > a=20=
>>>
>>> > centimeter about .391 inches in length.
>>> > The system was based on the diameter of the earth at the equator, =
>>> which is=20
>>> > 10,000 kilometers.  I think that's right.
>>> >=20
>>> > a Kilogram is about 2.2 pounds.  I have no idea how this compares to =
>>> weight=20
>>> > in stone.
>>> >=20
>>> > 28 grams of water equals an ounce.
>>> >=20
>>> > The system was to calculate temperature in centigrade, with 100 =
>>> increments=20
>>> > between the freezing and boiling point of pure water as measured at =
>>> sea=20
>>> > level.
>>> >=20
>>> > So if we were using the metric system, a half wave dipole, would be
>>> > 20=20=
>>>
>>> > meters in length, or 10 meters either side of the center feed point. 
>>> > =
>>> Since=20
>>> > a yard is less than a meter in length, and that difference is =
>>> multiplied for=20
>>> > every meter, a formula to convert the length is necessary.
>>> > So frequency in mhz, divided in to 468 gives you the total length of a
>>> > =
>>> half=20
>>> > wave dipole.
>>> > at 7 mhz, 7 in to 46 is 6 with a remainder of 4.  7 in to 48 is 6 with
>>> > =
>>> a=20
>>> > remainder of 6.
>>> > 7 in to 60 is 8 with a remainder of 4.
>>> > This gives a figure of 66.8 total length, or 33.4 feet per side.  =
>>> Since=20
>>> > their are 12 not 10 inches to a foot, this comes out to 33 and 4 =
>>> tenths of a=20
>>> > foot, about 33 feet 5 inches.
>>> > actually I think it's 33 feet 4.8 inches.  Close enough for government
>>> > =
>>> at=20
>>> > this frequency, but if you were working at 900 mhz frequencies,
>>> > quite=20=
>>>
>>> > critical.
>>> > Others who know better can rip this little story to shreds.
>> 

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