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/.
Alexander Chemeris alexander.chemeris at gmail.comAnd surely I forgot an important question. Does anyone have experience with sourcing power adapters like the one we need? If you have a proven provider for PSUs in Europe or Asia - please let us know, this may save us quite some time and headache. On Sat, Oct 27, 2012 at 4:03 PM, Alexander Chemeris <alexander.chemeris at gmail.com> wrote: > Hi all, > > UmTRXv2 samples for early adopters should be ready in just few weeks > and we're looking at what to put an a package. Below is a preliminary > list of items which I think we should include. Please comment on the > list and suggest particular items: > > 1. Power supply, 12V-18V DC, >=20W. > I think it's easier to find a PSU with a standard round DC connector, > like this one and thus we need a converter cable to our Molex power > connector. > http://domino2.kycon.com/catalog_PDF/KLDX_SMT2.pdf > > 2. Converter cable from the Molex power connector to a standard round > DC connector. > > 3. U.FL-to-SMA-F pigtail cable. > > 4. Two small antennas - omni or patch. One for Tx and one for Rx. > > Below is a list of items which are non-essential and which we unlikely > to include in the package for this batch. We do no have them ready yet > and we don't want to delay shipping. We focus our effort on polishing > UmTRX and UmSEL performance and software development which we see as a > more important tasks at this moment. > > 1. Duplexer. Without a power amplifier UmTRXv2 is pretty low-power > (50-100mW) and thus it works good enough without a duplexer in a > normal environment. For our testing we use two small antennas - one > for Rx and one for Tx without any issues. > > 2. Enclosure. We'd love to have a nice table-top enclosure for UmTRX, > but it requires a significant effort to source, design and assemble. > > 3. UmSEL. It's not clear whether we will have UmSEL production setup > in time. Software to control UmSEL is yet to be developed as well. > Since it's only an improvement frontend, I don't think we should > include it into the basic package. > > If you want to help us make those items faster - by all means feel > free to offer your help! :) > * If you provide a valuable contribution, you'll get the item you're > contributed to for free. > * If you provide significant contributions on a regular basis, you'll > get all our future hardware versions for free and recognition on the > web-site. > > -- > Regards, > Alexander Chemeris. > CEO, Fairwaves LLC / ООО УмРадио > http://fairwaves.ru -- Regards, Alexander Chemeris. CEO, Fairwaves LLC / ООО УмРадио http://fairwaves.ru