Selectivity improvement solutions proposal for UmTRX

Alexander Chemeris alexander.chemeris at gmail.com
Mon Mar 19 06:14:57 UTC 2012


Andrey,

2012/3/19 Andrey Sviyazov <andreysviyaz at gmail.com>:
> 5) Regarding connectors, I only can suggest to use the two angle SMA-female
> connectors for outputs which will stick out through the panel of the housing
> (as you can use the angle SMA connectors, but for GPS and CLK_I/O on the
> UmTRX board). At the same time for the internal 4 connectors we can use some
> cheap like U.FL and cable assemblies U.FL-MCX or  U.FL-U.FL. Signal
> CLK_26MHz,  6.5VDC, SPI and Switch controls will go via IDC control
> connector.

IDC connectors on a UmTRX and on a RF board will be connected with a
flat ribbon cable?

Why don't you want to use a side connector?

-- 
Regards,
Alexander Chemeris.
CEO, Fairwaves LLC / ООО УмРадио
http://fairwaves.ru



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