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Leif Asbrink wrote: > Hi All, > > I have rearranged the Linux code for the soundcard setup > procedures and associated code in lsetad.c to allow the > transmit and receive side of Linrad to use the same code > to some extent. The transmit functions are only available > under Linux, the Microsoft version of Linrad is receive > only now and for some time to come. > > There are a couple of changes in the Windows specific code > and several changes in the common code as well so the new > version is not (yet?) "the latest stable version" at the > Linrad Home page. > > Find linrad-02-48 here: > http://www.sm5bsz.com/linuxdsp/lintx.htm > (at the bottom of the page) > > Please report bugs and any difficulties you might > encounter. > > I have only tested 02-48 under Debian Etch with native ALSA > on my Pentium IV computer using: > Delta 44, (Rx in, Tx out) > Intel ICH5 (Rx out) > Ensoniq AudioPCI ENS1371 (Tx in, microphone) > > Many soundcards do not work well because ALSA can not set > a suitable DMA block size and therefore the delay between > microphone input and Tx output becomes too long. I have > collected several soundcards at various flea-markets but > most of them have one or another problem associated with it. > The ICH5 can only do 48 kHz, the ENS1371 can not do duplex > (there is no way to prevent the output from reaching the > input and vice versa) I will now start a systematic testing > of all the different soundcards under some different > Linux versions with Opensound as well as with ALSA (native > and alsa-oss) to find out what is important in an SDR > transceiver in a PC under Linux. While doing this systematic > testing (will take a lot of time) I would appreciate any > feedback on success or failure with Linrad-02.48 > > > 73 > > Leif / SM5BSZ > > > > > > > > --~--~---------~--~----~------------~-------~--~----~ You received this message because you are subscribed to the Google Groups "Linrad" group. To post to this group, send email to linrad@xxxxxxxxxxxxxxxx To unsubscribe from this group, send email to linrad-unsubscribe@xxxxxxxxxxxxxxxx For more options, visit this group at http://groups.google.com/group/linrad?hl=en -~----------~----~----~----~------~----~------~--~--- |