From lkang@kiae.su Tue Jul 25 05:59:55 1995 Path: ashpoly!cascade!mxgate!coyoacan!kiae!lkang From: lkang@kiae.su (Lisa Kang) Newsgroups: comp.dsp Subject: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul25.055955.2401@kiae.su> Date: Tue, 25 Jul 1995 05:59:55 GMT Organization: Kurchatov Institute of Atomic Energy, Moscow NNTP-Posting-Host: kiae.su X-Newsreader: NewsWatcher 2.0b24 Lines: 10 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. -- Lisa Kang Tape trading list upon request. SASE required for international mail. From sramirez@earthlink.net Tue Jul 25 13:34:55 1995 Path: ashpoly!cascade!mxgate!coyoacan!earthlink!sramirez From: sramirez@earthlink.net (Sun-mi Ramírez) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul25.133455.5925@earthlink.net> Date: Tue, 25 Jul 1995 13:34:55 GMT References: <1995Jul25.055955.2401@kiae.su> Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1995Jul25.055955.2401@kiae.su>, lkang@kiae.su (Lisa Kang) 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. Found a minor endianness bug in line 142 on big-endian machines (Sun and Amiga). Replace ntohl with custom byte swap macro. Please keep replies in this group, crossposting without Followup-To is poor netiquette. -- Sun-mi Ramírez *PLONK* filter active for trolls. 486DX4/100 (FreeBSD 2.0.5) - NetBSD 1.0 From dnovak@stanford.edu Thu Jul 27 14:02:55 1995 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!stanford!dnovak From: dnovak@stanford.edu (Diego Novak) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Jul27.140255.9869@stanford.edu> Date: Thu, 27 Jul 1995 14:02:55 GMT References: <1995Jul25.055955.2401@kiae.su> <1995Jul25.133455.5925@earthlink.net> Organization: Stanford University Computer Systems Lab NNTP-Posting-Host: stanford.edu X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1995Jul25.133455.5925@earthlink.net>, sramirez@earthlink.net (Sun-mi Ramírez) writes: > Found a minor endianness bug in line 142 on big-endian machines (Sun and Amiga). Replace ntohl with custom byte swap macro. > Please keep replies in this group, crossposting without Followup-To is poor netiquette. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! Top-posters will be placed in my ~/.killfile without notice. -- Diego Novak Practical Peripherals 14.4 @ 19,200 bps "Tape doesn't lie at 02:14. Ears do."