From mwatanabe@mindspring.com Thu Oct 19 16:38:25 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!mindspring!mwatanabe From: mwatanabe@mindspring.com (Marta Watanabe) Newsgroups: comp.sys.m68k Subject: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct19.163825.9595@mindspring.com> Date: Thu, 19 Oct 1995 16:38:25 GMT Organization: MindSpring Enterprises NNTP-Posting-Host: mindspring.com X-Newsreader: TIN [version 1.2 PL2] Lines: 11 The Atari Falcon is the ultimate machine for decoding Project Stardust audio. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Marta Watanabe | mwatanabe@mindspring.com PGP Key fingerprint: A877 3CDB 0127 EB70 "Keep the channels open." From nkang@delphi.com Sat Oct 21 01:36:25 1995 Path: ashpoly!cascade!mxgate!coyoacan!delphi!nkang From: nkang@delphi.com (Nadia Kang) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct21.013625.6721@delphi.com> Date: Sat, 21 Oct 1995 01:36:25 GMT References: <1995Oct19.163825.9595@mindspring.com> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Oct19.163825.9595@mindspring.com>, mwatanabe@mindspring.com (Marta Watanabe) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... My 14.4k connection dropped twice trying to fetch this thread. Keep articles concise! -- Nadia Kang | nkang@delphi.com PGP Key fingerprint: B528 268C 09FB 1C1D "Keep the channels open." From rmartinez@ox.ac.uk Sat Oct 21 21:17:25 1995 Path: ashpoly!cascade!bigsur!ox!rmartinez From: rmartinez@ox.ac.uk (Raj Martínez) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct21.211725.7713@ox.ac.uk> Date: Sat, 21 Oct 1995 21:17:25 GMT References: <1995Oct19.163825.9595@mindspring.com> Organization: Oxford University Computing Laboratory NNTP-Posting-Host: ox.ac.uk X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Oct19.163825.9595@mindspring.com>, mwatanabe@mindspring.com (Marta Watanabe) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. > The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. Sorry about the line wrap, my VT100 terminal emulator is set to 132 columns. -- Raj Martínez Tape trading list upon request. SASE required for international mail. From klopez@panix.com Mon Oct 23 22:11:25 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!panix!klopez From: klopez@panix.com (Kirsty López) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct23.221125.2140@panix.com> Date: Mon, 23 Oct 1995 22:11:25 GMT References: <1995Oct19.163825.9595@mindspring.com> <1995Oct21.211725.7713@ox.ac.uk> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: WinVN 0.99.5 Lines: 12 In article <1995Oct21.211725.7713@ox.ac.uk>, rmartinez@ox.ac.uk (Raj Martínez) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. > Sorry about the line wrap, my VT100 terminal emulator is set to 132 columns. Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. Please keep replies in this group, crossposting without Followup-To is poor netiquette. -- Kirsty López Opinions expressed are solely my own and not those of Public Access Unix of New York. ------------------------------------------------------------ From iandersson@mit.edu Wed Oct 25 18:23:25 1995 Path: ashpoly!cascade!brgate!saturno!mit!iandersson From: iandersson@mit.edu (Ines Andersson) Newsgroups: comp.sys.m68k Subject: Re: [INFO] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Oct25.182325.2524@mit.edu> Date: Wed, 25 Oct 1995 18:23:25 GMT References: <1995Oct19.163825.9595@mindspring.com> <1995Oct21.211725.7713@ox.ac.uk> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 10 In article <1995Oct21.211725.7713@ox.ac.uk>, rmartinez@ox.ac.uk (Raj Martínez) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. > Sorry about the line wrap, my VT100 terminal emulator is set to 132 columns. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Ines Andersson SupraFAXModem 28.8 @ ISDN 64k bps "5 sigma is a discovery. 7 is a question."