From nvasiliev@unam.mx Sat May 13 00:29:05 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!unam!nvasiliev From: nvasiliev@unam.mx (Nadine Vasiliev) Newsgroups: comp.dsp Subject: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995May13.002905.1936@unam.mx> Date: Sat, 13 May 1995 00:29:05 GMT Organization: Universidad Nacional Autónoma de México (DGSCA) NNTP-Posting-Host: unam.mx X-Newsreader: Netscape 1.1N Lines: 11 Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. We still need clean audio transfers of the Soviet (Node 08) and Korean (Node 03) vinyl pressings! -- Nadine Vasiliev Zyxel U-1496E @ 28,800 bps "There are 14 nodes and only 10 countries. Count again." From lreyes@mit.edu Sat May 13 03:54:05 1995 Path: ashpoly!cascade!mxgate!coyoacan!mit!lreyes From: lreyes@mit.edu (Lucia Reyes) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995May13.035405.4597@mit.edu> Date: Sat, 13 May 1995 03:54:05 GMT References: <1995May13.002905.1936@unam.mx> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1995May13.002905.1936@unam.mx>, nvasiliev@unam.mx (Nadine Vasiliev) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. Tar.gz archive gave a CRC error with PKUNZIP. Make sure you upload in binary mode, not ASCII! -- Lucia Reyes Tape trading list upon request. SASE required for international mail. From iperez@titech.ac.jp Mon May 15 02:53:05 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!titech!iperez From: iperez@titech.ac.jp (Ines Pérez) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995May15.025305.2804@titech.ac.jp> Date: Mon, 15 May 1995 02:53:05 GMT References: <1995May13.002905.1936@unam.mx> Organization: Tokyo Institute of Technology Computer Centre NNTP-Posting-Host: titech.ac.jp X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995May13.002905.1936@unam.mx>, nvasiliev@unam.mx (Nadine Vasiliev) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! -- Ines Pérez Opinions expressed are solely my own and not those of Tokyo Institute of Technology Computer Centre. ------------------------------------------------------------