Capacitor for snuffing interference to GPS antenna

Jim Colton jimcolt at gmail.com
Mon Jul 21 22:58:12 CEST 2008


Thanks Felix,

All I saw from OpenMoko was to use a 10pf, surface mount.  Do you know of a
link from OpenMoko.org or .com that has more detail?   Please refer me to it
if so.
I should be able to find the capacitor here in Denver, CO, USA  - I've not
tried very hard to find it yet.

-Jim


On Mon, Jul 21, 2008 at 2:47 PM, Felix Mahnke <fspmc at web.de> wrote:

> Hi Jim,
>
> you should get one at your local parts dealer. Buying one cercap via
> internet is pretty expensive.
>
> Anyway, farnell sells stuff like this:
> http://export.farnell.com/1327626/passives/product.us0?sku=avx-04025a100dat2a
>
> regards, Felix
>
>
> 2008/7/21 Jim Colton <jimcolt at gmail.com>:
>
> Tommi,
>>
>> Did you get the recommended cap (0402) from OpenMoko?   Please refer me to
>> the source if so.
>>
>> Thank you,
>> Jim
>>
>>
>> On Mon, Jul 21, 2008 at 9:00 AM, Tommi Kärkkäinen <
>> tommi.karkkainen at gmail.com> wrote:
>>
>>> Tim Schmidt kirjoitti:
>>> > On Sun, Jul 20, 2008 at 1:10 AM, Jim Colton <jimcolt at gmail.com> wrote:
>>> >>
>>> http://www.westfloridacomponents.com/mm5/merchant.mvc?Screen=PROD&Product_Code=MON001&Category_Code=MonolithicCapacitors-Chip-SurfaceMount&Store_Code=wfc
>>> >
>>> > Looks like that's 10uF (micro Farad), not 10pF (pico Farad) as
>>> > recommended by OpenMoko.
>>>
>>> Also, it's physically too big. That's a 1206 package, the recommended
>>> cap is 0402.
>>>
>>> I'm sorry but I must say that the fact that you had to ask this suggests
>>> that you might not have the experience required to solder the capacitor.
>>> The 0402 package *is* very small.
>>>
>>>
>>> Tommi
>>>
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>>>
>>
>>
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>
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