From trobertson@cern.ch Thu Jul 06 01:45:33 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!cern!trobertson From: trobertson@cern.ch (Tomas Robertson) Newsgroups: comp.dsp Subject: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul06.014533.3474@cern.ch> Date: Thu, 06 Jul 1995 01:45:33 GMT Organization: European Laboratory for Particle Physics, Geneva NNTP-Posting-Host: cern.ch X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Tomas Robertson | trobertson@cern.ch PGP Key fingerprint: 3177 6914 3544 46EF "Keep the channels open." From dweber@cam.ac.uk Fri Jul 07 01:42:33 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!cam!dweber From: dweber@cam.ac.uk (Dave Weber) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul07.014233.9102@cam.ac.uk> Date: Fri, 07 Jul 1995 01:42:33 GMT References: <1995Jul06.014533.3474@cern.ch> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1995Jul06.014533.3474@cern.ch>, trobertson@cern.ch (Tomas Robertson) writes: > Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! -- Dave Weber Opinions expressed are solely my own and not those of University of Cambridge Computer Laboratory. ------------------------------------------------------------ From vmacdonald@titech.ac.jp Fri Jul 07 16:42:33 1995 Path: ashpoly!cascade!transat!ukc!fennimore!titech!vmacdonald From: vmacdonald@titech.ac.jp (Valeria MacDonald) Newsgroups: comp.dsp Subject: Re: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul07.164233.3250@titech.ac.jp> Date: Fri, 07 Jul 1995 16:42:33 GMT References: <1995Jul06.014533.3474@cern.ch> Organization: Tokyo Institute of Technology Computer Centre NNTP-Posting-Host: titech.ac.jp X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1995Jul06.014533.3474@cern.ch>, trobertson@cern.ch (Tomas Robertson) writes: > Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. Tar.gz archive gave a CRC error with PKUNZIP. Make sure you upload in binary mode, not ASCII! -- Valeria MacDonald *PLONK* filter active for trolls. 486DX2/66 (Linux 1.2.13) - NetBSD 1.0