another method for filter rework

Akib Sayyed akibsayyed at gmail.com
Fri Jan 25 19:44:40 UTC 2013


hello guys


does anyone know about this
The 'hacked up' way with just capswhat value of caps are used in this one ??


On Wed, Jan 23, 2013 at 11:43 PM, dexter <zero-kelvin at gmx.de> wrote:

> Hi.
>
>
>> i would like to try other way for same
>>
>>  I did it several times with a soldering iron. I have twisted a wire
> around the iron to get a second, much sharper tip. I also sharpend the end
> of the wire. With a soldering iron tuned like that i soldered the
> components under a stereo lens basically like normal components. I know
> this method is a bit extreme but i am not familiar with hot air ;-)
>
> You also should use flux. I have liquid one that sucks itself under the
> components. Its called FL 88 FLUXI. I am very happy with that.
>
> A multimeter is not the right tool for testing for shorts. It sends a
> current through the parts. As the parts are soldered into a circuit you can
> not really distinguish between low impedance components and real shorts and
> depending on the multimeter quality you might ruin parts. You have no AVR
> here, its a very sensitive HF circuit, don't forget that. I think you
> better inspect it visually using a stereo lens.
>
> Don't worry if you ruin some phones, thats normal. I think i ruined two
> phones before i could do it properly. You also should be familiar with SMD
> hand-soldering otherwise you won't have a chance.
>
> After the mod do not use the phone for transmitting anymore as you might
> ruin the receiver then.
>
> regards.
> Philipp
>
>


-- 
Akib Sayyed
Matrix-Shell
akibsayyed at gmail.com
akibsayyed at matrixshell.com
Mob:- +91-966-514-2243
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