scapy gsm-um with trx firmware?

Alexander Chemeris alexander.chemeris at
Mon Jun 17 16:54:46 UTC 2013

On Jun 17, 2013 8:47 PM, "Sylvain Munaut" <246tnt at> wrote:
> > Offtopic: By the way, I'm looking forward to buying the um-TRX to play
> > around with.
> > Is it still due to start shipping the new batch in July? Does the

Yes, planned shipping by July.

> > um-trx work well with GSM or do we have to also purchase the clocktamer?
> The UmTRX comes standard with a high quality VCTXO (or optionally OCXO
> IIRC) based clock source and supports GPS calibration.
> No need for external clocking.

Yep, correct.
VCTCXO with GPS by default, OCXO for big batches per request.
External clocking is not needed in both cases.

Please excuse typos. Written with a touchscreen keyboard.

Alexander Chemeris
CEO/Founder Fairwaves LLC
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