From mhughes@rwth-aachen.de Mon Jul 22 07:22:01 1996 Path: ashpoly!cascade!transat!eunet-de!hansebox!rwth-aachen!mhughes From: mhughes@rwth-aachen.de (Mikhail Hughes) Newsgroups: comp.dsp Subject: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Jul22.072201.8995@rwth-aachen.de> Date: Mon, 22 Jul 1996 07:22:01 GMT Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: WinVN 0.99.5 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. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Mikhail Hughes Opinions expressed are solely my own and not those of RWTH Aachen Informatik. ------------------------------------------------------------ From btanaka@u-tokyo.ac.jp Mon Jul 22 21:31:01 1996 Path: ashpoly!bigsur!pacrim!krgate!eunha!u-tokyo!btanaka From: btanaka@u-tokyo.ac.jp (Brian Tanaka) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Jul22.213101.6104@u-tokyo.ac.jp> Date: Mon, 22 Jul 1996 21:31:01 GMT References: <1996Jul22.072201.8995@rwth-aachen.de> Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996Jul22.072201.8995@rwth-aachen.de>, mhughes@rwth-aachen.de (Mikhail Hughes) 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! -- Brian Tanaka *PLONK* filter active for trolls. Amiga 1200 (Blizzard 030/50) - NetBSD 1.0 From msato@ox.ac.uk Tue Jul 23 23:31:01 1996 Path: ashpoly!cascade!transat!ukc!fennimore!ox!msato From: msato@ox.ac.uk (Marta Sato) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Jul23.233101.2122@ox.ac.uk> Date: Tue, 23 Jul 1996 23:31:01 GMT References: <1996Jul22.072201.8995@rwth-aachen.de> Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1996Jul22.072201.8995@rwth-aachen.de>, mhughes@rwth-aachen.de (Mikhail Hughes) writes: > Released stardust.c v1.3 with improved Costas loop carrier recovery for low-SNR vinyl rips. Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. PGP Public key available via finger or upon request. -- === Marta Sato === Dept of Electrical Engineering, Oxford University Computing Laboratory "Hold for relay." From kito@clari.net Wed Jul 24 18:50:01 1996 Path: ashpoly!cascade!bigsur!clari!kito From: kito@clari.net (Kirsty Ito) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Jul24.185001.6693@clari.net> Date: Wed, 24 Jul 1996 18:50:01 GMT References: <1996Jul22.072201.8995@rwth-aachen.de> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996Jul22.072201.8995@rwth-aachen.de>, mhughes@rwth-aachen.de (Mikhail Hughes) writes: > 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. Tar.gz archive gave a CRC error with PKUNZIP. Make sure you upload in binary mode, not ASCII! -- Kirsty Ito Tape trading list upon request. SASE required for international mail. From mpark@ox.ac.uk Thu Jul 25 09:47:01 1996 Path: ashpoly!cascade!transat!sunet!nordrelay!ox!mpark From: mpark@ox.ac.uk (Matthias Park) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Jul25.094701.9223@ox.ac.uk> Date: Thu, 25 Jul 1996 09:47:01 GMT References: <1996Jul22.072201.8995@rwth-aachen.de> Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: Netscape 1.1N Lines: 12 In article <1996Jul22.072201.8995@rwth-aachen.de>, mhughes@rwth-aachen.de (Mikhail Hughes) writes: > 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. Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. Top-posters will be placed in my ~/.killfile without notice. -- Matthias Park "Do not worship the copy." Commodore Amiga 500 (1MB OCS) / System 7.5.1