UmTRX production

This is merely a historical archive of years 2008-2021, before the migration to mailman3.

A maintained and still updated list archive can be found at https://lists.osmocom.org/hyperkitty/list/UmTRX@lists.osmocom.org/.

Andrey Sviyazov andreysviyaz at gmail.com
Thu Jan 19 09:53:09 UTC 2012


Sorry, I forgot to attach files.
Pls find here.
Best regards,
Andrey Sviyazov.



19 января 2012 г. 13:15 пользователь Andrey Sviyazov <andreysviyaz at gmail.com
> написал:

> 18 января 2012 г. 20:21 пользователь Jean-Samuel Najnudel - BJT PARTNERS
> SARL <jsn at bjtpartners.com> написал:
>
>  Hi Alexander,
>>
>> I will meet the French fab next monday. I am quite optimistic. This
>> company looks really serious and prices seems to be reasonable.
>>
>> They would need some information about the TI160808U601 and the
>> TI201209U121. Could you please let me know a supplier for these beads ? Do
>> you have an approximate idea of the price of these components ?
>>
> Datasheets of two suppliers (manuf) attached here.
> Actualy in Russia TECSTAR company more popular, but I can't find their
> datasheet.
> Aprox price - $0.05 @ reel qty
>
>>
>> By the way, if it is not already included in the GPS chip, it might be
>> useful to add a 1575 MHz GPS SAW filter on the GPS Rx path. As we will
>> transmit a strong GSM Tx signal, it might saturate the GPS Rx if we place
>> the GPS antenna near the GSM antenna. What do you think ?
>>
> Usualy active GPS antennas already contain LNA and filtering.
> More over, DC bypass will be required if we put SAW filter at input.
>
>>
>> Please let me know.
>>
>> Best regards.
>>
>> Jean-Samuel.
>> :-)
>>
>>
>>
> Best regards,
> Andrey Sviyazov.
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120119/b8d20475/attachment.htm>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: TI series chokes.pdf
Type: application/pdf
Size: 44650 bytes
Desc: not available
URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120119/b8d20475/attachment.pdf>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: EMITI0603.pdf
Type: application/pdf
Size: 331614 bytes
Desc: not available
URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120119/b8d20475/attachment-0001.pdf>
-------------- next part --------------
A non-text attachment was scrubbed...
Name: EMITI0805.pdf
Type: application/pdf
Size: 332294 bytes
Desc: not available
URL: <http://lists.osmocom.org/pipermail/umtrx/attachments/20120119/b8d20475/attachment-0002.pdf>


More information about the UmTRX mailing list