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adjustment inside hawking usb

 
 
Luddite
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      01-16-2004, 10:18 PM

http://www.smallnetbuilder.com/Revie...dID-HWU36D.php

look at the circuit board photos for the 4r7 variable resistor
in the lower right side,it could be a power adjustment..
anyone know or have a diagram? I would get one if it could do
better than the rated 25mw

 
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Ian Stirling
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      01-16-2004, 10:34 PM
Luddite <(E-Mail Removed)> wrote:
>
> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>
> look at the circuit board photos for the 4r7 variable resistor
> in the lower right side,it could be a power adjustment..
> anyone know or have a diagram? I would get one if it could do
> better than the rated 25mw


It's unlikely that you'll get much over 25mw.
Signigicant power boosts need the circuitry to be designed
for it.
You might get 40mw, but this will only increase range by a
small fraction.

 
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Luddite
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      01-17-2004, 01:48 AM
Ian Stirling <(E-Mail Removed)> wrote:
> Luddite <(E-Mail Removed)> wrote:
>>
>> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>>
>> look at the circuit board photos for the 4r7 variable resistor
>> in the lower right side,it could be a power adjustment..
>> anyone know or have a diagram? I would get one if it could do
>> better than the rated 25mw

> It's unlikely that you'll get much over 25mw.
> Signigicant power boosts need the circuitry to be designed
> for it.
> You might get 40mw, but this will only increase range by a
> small fraction.


In most cases the device is capable of more,the output chipsets do what
they are told by the firmware the WAP11 is a dumbed down example..
40mw would be a 60% increase in power and only be a small increase
in isotropic terms,but more significant in the real world.
 
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Ian Stirling
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      01-17-2004, 11:53 AM
Luddite <(E-Mail Removed)> wrote:
> Ian Stirling <(E-Mail Removed)> wrote:
>> Luddite <(E-Mail Removed)> wrote:
>>>
>>> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>>>
>>> look at the circuit board photos for the 4r7 variable resistor
>>> in the lower right side,it could be a power adjustment..
>>> anyone know or have a diagram? I would get one if it could do
>>> better than the rated 25mw

>> It's unlikely that you'll get much over 25mw.
>> Signigicant power boosts need the circuitry to be designed
>> for it.
>> You might get 40mw, but this will only increase range by a
>> small fraction.

>
> In most cases the device is capable of more,the output chipsets do what
> they are told by the firmware the WAP11 is a dumbed down example..
> 40mw would be a 60% increase in power and only be a small increase
> in isotropic terms,but more significant in the real world.


60% would however only be a 25% range increase though.
(at best, assuming that the reciever is sensitive enough)

There is a difference between limits in firmware that reduce the output
to below what the radio is designed to do at maximum, and increasing
the output of the radio beyond what it's designed for.
 
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JR
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      01-18-2004, 03:54 AM
NOT an adjustment, it's a torrid coil....

Luddite wrote:

> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>
> look at the circuit board photos for the 4r7 variable resistor
> in the lower right side,it could be a power adjustment..
> anyone know or have a diagram? I would get one if it could do
> better than the rated 25mw


 
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Luddite
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      01-19-2004, 01:58 AM
Ian Stirling <(E-Mail Removed)> wrote:
> Luddite <(E-Mail Removed)> wrote:
>> Ian Stirling <(E-Mail Removed)> wrote:
>>> Luddite <(E-Mail Removed)> wrote:
>>>>
>>>> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>>>>
>>>> look at the circuit board photos for the 4r7 variable resistor
>>>> in the lower right side,it could be a power adjustment..
>>>> anyone know or have a diagram? I would get one if it could do
>>>> better than the rated 25mw
>>> It's unlikely that you'll get much over 25mw.
>>> Signigicant power boosts need the circuitry to be designed
>>> for it.
>>> You might get 40mw, but this will only increase range by a
>>> small fraction.

>>
>> In most cases the device is capable of more,the output chipsets do what
>> they are told by the firmware the WAP11 is a dumbed down example..
>> 40mw would be a 60% increase in power and only be a small increase
>> in isotropic terms,but more significant in the real world.


> 60% would however only be a 25% range increase though.
> (at best, assuming that the reciever is sensitive enough)


25% with what as the radiator?


> There is a difference between limits in firmware that reduce the output
> to below what the radio is designed to do at maximum, and increasing
> the output of the radio beyond what it's designed for.


clearly

 
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Luddite
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      01-19-2004, 02:05 AM
JR <(E-Mail Removed)> wrote:
> NOT an adjustment, it's a torrid coil....


TOROID coils are not used in 2.4ghz rf stages,guess again



> Luddite wrote:


>> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>>
>> look at the circuit board photos for the 4r7 variable resistor
>> in the lower right side,it could be a power adjustment..
>> anyone know or have a diagram? I would get one if it could do
>> better than the rated 25mw


 
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Ian Stirling
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Posts: n/a

 
      01-19-2004, 01:31 PM
Luddite <(E-Mail Removed)> wrote:
> Ian Stirling <(E-Mail Removed)> wrote:
>> Luddite <(E-Mail Removed)> wrote:
>>> Ian Stirling <(E-Mail Removed)> wrote:
>>>> Luddite <(E-Mail Removed)> wrote:
>>>>>
>>>>> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
>>>>>
>>>>> look at the circuit board photos for the 4r7 variable resistor
>>>>> in the lower right side,it could be a power adjustment..
>>>>> anyone know or have a diagram? I would get one if it could do
>>>>> better than the rated 25mw
>>>> It's unlikely that you'll get much over 25mw.
>>>> Signigicant power boosts need the circuitry to be designed
>>>> for it.
>>>> You might get 40mw, but this will only increase range by a
>>>> small fraction.
>>>
>>> In most cases the device is capable of more,the output chipsets do what
>>> they are told by the firmware the WAP11 is a dumbed down example..
>>> 40mw would be a 60% increase in power and only be a small increase
>>> in isotropic terms,but more significant in the real world.

>
>> 60% would however only be a 25% range increase though.
>> (at best, assuming that the reciever is sensitive enough)

>
> 25% with what as the radiator?


Any in the far field.
Range is proportional to the square root of power, with given antennas.
 
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JR
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      01-20-2004, 03:21 AM
Look at the chips surrounding it. Looks like it could be part of a
switcher supply for a negative voltage.

Certainly NOT and adjustment.

Luddite wrote:

> JR <(E-Mail Removed)> wrote:
> > NOT an adjustment, it's a torrid coil....

>
> TOROID coils are not used in 2.4ghz rf stages,guess again
>
> > Luddite wrote:

>
> >> http://www.smallnetbuilder.com/Revie...dID-HWU36D.php
> >>
> >> look at the circuit board photos for the 4r7 variable resistor
> >> in the lower right side,it could be a power adjustment..
> >> anyone know or have a diagram? I would get one if it could do
> >> better than the rated 25mw


 
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