I can't resist:

What power level is required to get that device to barely enter the visible
wavelengths (700nm), again, assuming no losses other than black body?

again using http://www.ajdesigner.com/phpwien/wien_equation_t.php at 700nm:

blackbody temperature (T) = 4139.6692857143   kelvin

q=2.40137205*10^-9*pi*(Th^4-Tc^4)
q=2.40137205*10^-9*pi*(2.9367203218388994*10^14-Tc^4)  ;
subst(4139.6692857143, Th)
q=705199.0585641474*pi
q=2.2154481E6W

Yeah, Rossi had a really high frequency power supply pumping even 1/10th of
that into the E-Cat HT.


On Wed, May 22, 2013 at 6:40 PM, James Bowery <[email protected]> wrote:

> One final erratum (hopefully):  In the November run when the device
> overheated to visible wavelengths, the input power was 1kW (p2), not 360W.
>  Therefore:
>
> 360=2.40137205*10^-9*pi*(Th^4-6975757441)
> 1000=2.40137205*10^-9*pi*(Th^4-6975757441)  ; subst(1000, 360)
>
> Th=(59549289748750/pi+997533314063)^(1/4)/143^(1/4) ; solve(Th)
> Th=611.17587 Kelvin
> Th=338.026 Celsius
>
> using: http://www.ajdesigner.com/phpwien/wien_equation.php
>
> peak emission wavelength (λmax) = 4.741300568689E-6 meter
>
> Still deep into the infrared.
>
>
>
>
> On Wed, May 22, 2013 at 5:59 PM, James Bowery <[email protected]> wrote:
>
>> Erratum: I also left out the substitution step for room temperature:
>>
>> 360=2.40137205*10^-9*pi*(Th^4-6975757441) ;  subst(289)
>>
>>
>> On Wed, May 22, 2013 at 5:53 PM, James Bowery <[email protected]> wrote:
>>
>>> Erratum:  Strike the "So, what..."
>>>
>>>
>>> On Wed, May 22, 2013 at 5:53 PM, James Bowery <[email protected]>wrote:
>>>
>>>> q=eps*s*(Th^4-Tc^4)*A
>>>> q=eps*(2*pi*r^2+2*l*pi*r)*s*(Th^4-Tc^4)  ; subst(2*pi*r^2+2*l*pi*r, A)
>>>> q=5.6703*10^-8*eps*(2*pi*r^2+2*l*pi*r)*(Th^4-Tc^4)  ; subst(5.6703e-8,
>>>> s)
>>>> q=5.6703*10^-8*eps*(0.11*l*pi+0.00605*pi)*(Th^4-Tc^4)  ; subst(.055, r)
>>>>  q=2.40137205*10^-9*eps*pi*(Th^4-Tc^4)  ; subst(.33, l)
>>>> q=2.40137205*10^-9*pi*(Th^4-Tc^4)  ; subst(1, eps)
>>>> 360=2.40137205*10^-9*pi*(Th^4-Tc^4)  ; subst(360, q)
>>>> Th=(21437744309550/pi+997533314063)^(1/4)/143^(1/4)  ; solve(Th)
>>>>  Th=483.6006 Kelvin
>>>> Th=210.451 Celsius
>>>>
>>>> using: http://www.ajdesigner.com/phpwien/wien_equation.php
>>>>
>>>> peak emission wavelength (λmax) = 5.9920696955297E-6 meter
>>>>
>>>> or 6 micrometers
>>>>
>>>> That is with no losses other than black body radiation (ie: no
>>>> convective losses).
>>>>
>>>> That is way into the infrared.  The excursions into the visible
>>>> wavelength occurred with 360W.
>>>>
>>>>
>>>>
>>>> So, what
>>>>
>>>>
>>>> On Wed, May 22, 2013 at 4:19 PM, Jed Rothwell <[email protected]>wrote:
>>>>
>>>>> James Bowery <[email protected]> wrote:
>>>>>
>>>>>
>>>>>> There is value in pursuing reductio ad absurda when they engage one
>>>>>> of the strongest arguments that the demonstration is valid:
>>>>>>
>>>>>> That the power input could not conceivably have produced the
>>>>>> radiation wavelengths observed.
>>>>>>
>>>>>
>>>>> You have mentioned that several times. Can you please post a more
>>>>> detailed discussion of that, with equations and examples? That would be
>>>>> helpful. Please post this in a new thread so I can find it easily.
>>>>>
>>>>> You might also address the fact that the first device melted.
>>>>>
>>>>> - Jed
>>>>>
>>>>>
>>>>
>>>
>>
>

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