From rgirard@kth.se Mon Jan 03 02:30:19 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!kth!rgirard From: rgirard@kth.se (Raj Girard) Newsgroups: comp.dsp Subject: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Jan03.023019.1539@kth.se> Date: Mon, 03 Jan 1994 02:30:19 GMT Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: WinVN 0.99.5 Lines: 11 Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Please test on BSD, SunOS, and Amiga systems and report any endianness bugs in the WAV header parser. -- Raj Girard *PLONK* filter active for trolls. Commodore Amiga 500 (1MB OCS) - NetBSD 1.0 From sito@mit.edu Mon Jan 03 12:13:19 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!mit!sito From: sito@mit.edu (Steve Ito) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Jan03.121319.2221@mit.edu> Date: Mon, 03 Jan 1994 12:13:19 GMT References: <1994Jan03.023019.1539@kth.se> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: Netscape 1.1N Lines: 9 In article <1994Jan03.023019.1539@kth.se>, rgirard@kth.se (Raj Girard) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Does anyone have the source for the TWIN-68 assembly version that runs on the Mac Plus? -- Steve Ito "Row 14. No joke." NeXTstation Turbo Color / SunOS 4.1.4 From jkim@clari.net Mon Jan 03 23:10:19 1994 Path: ashpoly!bigsur!pacrim!jpgate!kamome!clari!jkim From: jkim@clari.net (Jens Kim) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Jan03.231019.5219@clari.net> Date: Mon, 03 Jan 1994 23:10:19 GMT References: <1994Jan03.023019.1539@kth.se> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: NewsWatcher 2.0b24 Lines: 11 In article <1994Jan03.023019.1539@kth.se>, rgirard@kth.se (Raj Girard) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. Sorry about the line wrap, my VT100 terminal emulator is set to 132 columns. -- Jens Kim Tape trading list upon request. SASE required for international mail. From mmoreno@uu.net Wed Jan 05 10:19:19 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!uu!mmoreno From: mmoreno@uu.net (Min-jun Moreno) Newsgroups: comp.dsp Subject: Re: Discussion: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1994Jan05.101919.1886@uu.net> Date: Wed, 05 Jan 1994 10:19:19 GMT References: <1994Jan03.023019.1539@kth.se> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1994Jan03.023019.1539@kth.se>, rgirard@kth.se (Raj Girard) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Compiled cleanly under gcc -O2 on my Slackware box. The adaptive Costas loop is rock solid even on my scratched US copy. -- Min-jun Moreno Opinions expressed are solely my own and not those of UUNET Technologies, Falls Church VA. ------------------------------------------------------------