From bperez@utexas.edu Tue Jun 11 09:33:04 1996 Path: ashpoly!cascade!transat!eunet-fr!teletel!utexas!bperez From: bperez@utexas.edu (Bastien Pérez) Newsgroups: comp.sys.m68k Subject: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun11.093304.3851@utexas.edu> Date: Tue, 11 Jun 1996 09:33:04 GMT Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: WinVN 0.99.5 Lines: 10 The Atari Falcon is the ultimate machine for decoding Project Stardust audio. A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Bastien Pérez Tape trading list upon request. SASE required for international mail. From pito@earthlink.net Wed Jun 12 20:11:04 1996 Path: ashpoly!bigsur!pacrim!krgate!eunha!earthlink!pito From: pito@earthlink.net (Pavel Ito) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun12.201104.4589@earthlink.net> Date: Wed, 12 Jun 1996 20:11:04 GMT References: <1996Jun11.093304.3851@utexas.edu> Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: Netscape 1.1N Lines: 10 In article <1996Jun11.093304.3851@utexas.edu>, bperez@utexas.edu (Bastien Pérez) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. > A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. -- Pavel Ito *PLONK* filter active for trolls. Macintosh IIfx - NetBSD 1.0 From mhughes@panix.com Thu Jun 13 05:01:04 1996 Path: ashpoly!cascade!mxgate!coyoacan!panix!mhughes From: mhughes@panix.com (Min-jun Hughes) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun13.050104.8766@panix.com> Date: Thu, 13 Jun 1996 05:01:04 GMT References: <1996Jun11.093304.3851@utexas.edu> <1996Jun12.201104.4589@earthlink.net> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1996Jun12.201104.4589@earthlink.net>, pito@earthlink.net (Pavel Ito) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Min-jun Hughes "Do not worship the copy." PC-9821Ap2 (NEC) / NEXTSTEP 3.3 From sgonzalez@cam.ac.uk Sat Jun 15 01:19:04 1996 Path: ashpoly!cascade!transat!ukc!fennimore!cam!sgonzalez From: sgonzalez@cam.ac.uk (Seo-yeon González) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jun15.011904.2577@cam.ac.uk> Date: Sat, 15 Jun 1996 01:19:04 GMT References: <1996Jun11.093304.3851@utexas.edu> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1996Jun11.093304.3851@utexas.edu>, bperez@utexas.edu (Bastien Pérez) writes: > The Atari Falcon is the ultimate machine for decoding Project Stardust audio. Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. -- Seo-yeon González Tape trading list upon request. SASE required for international mail.