From skarlsson@stanford.edu Tue Nov 28 05:12:45 1995 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!stanford!skarlsson From: skarlsson@stanford.edu (Steve Karlsson) Newsgroups: comp.sys.m68k Subject: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov28.051245.2573@stanford.edu> Date: Tue, 28 Nov 1995 05:12:45 GMT Organization: Stanford University Computer Systems Lab NNTP-Posting-Host: stanford.edu X-Newsreader: WinVN 0.99.5 Lines: 10 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. 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. -- Steve Karlsson Tape trading list upon request. SASE required for international mail. From kpetrov@illinois.edu Wed Nov 29 03:12:45 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!illinois!kpetrov From: kpetrov@illinois.edu (Karen Petrov) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov29.031245.9537@illinois.edu> Date: Wed, 29 Nov 1995 03:12:45 GMT References: <1995Nov28.051245.2573@stanford.edu> Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: Netscape 1.1N Lines: 11 In article <1995Nov28.051245.2573@stanford.edu>, skarlsson@stanford.edu (Steve Karlsson) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. My 14.4k connection dropped twice trying to fetch this thread. Keep articles concise! -- Karen Petrov Opinions expressed are solely my own and not those of University of Illinois Urbana-Champaign. ------------------------------------------------------------ From hhernandez@pipeline.com Thu Nov 30 00:21:45 1995 Path: ashpoly!bigsur!pacrim!krgate!eunha!pipeline!hhernandez From: hhernandez@pipeline.com (Hana Hernández) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov30.002145.6597@pipeline.com> Date: Thu, 30 Nov 1995 00:21:45 GMT References: <1995Nov28.051245.2573@stanford.edu> <1995Nov29.031245.9537@illinois.edu> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1995Nov29.031245.9537@illinois.edu>, kpetrov@illinois.edu (Karen Petrov) 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. My 14.4k connection dropped twice trying to fetch this thread. Keep articles concise! -- Hana Hernández "A soul is not exclusive to biology." NeXTstation Turbo Color / NEXTSTEP 3.3 From acampbell@mit.edu Thu Nov 30 09:16:45 1995 Path: ashpoly!bigsur!pacrim!jpgate!kamome!mit!acampbell From: acampbell@mit.edu (Amy Campbell) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Nov30.091645.2487@mit.edu> Date: Thu, 30 Nov 1995 09:16:45 GMT References: <1995Nov28.051245.2573@stanford.edu> Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: NewsWatcher 2.0b24 Lines: 11 In article <1995Nov28.051245.2573@stanford.edu>, skarlsson@stanford.edu (Steve Karlsson) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. -- Amy Campbell | acampbell@mit.edu PGP Key fingerprint: 1FB3 FCE3 3274 EF1C "Keep the channels open." From iweber@demon.co.uk Sat Dec 02 12:05:45 1995 Path: ashpoly!cascade!transat!sunet!nordrelay!demon!iweber From: iweber@demon.co.uk (Ines Weber) Newsgroups: comp.sys.m68k Subject: Re: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1995Dec02.120545.9808@demon.co.uk> Date: Sat, 02 Dec 1995 12:05:45 GMT References: <1995Nov28.051245.2573@stanford.edu> <1995Nov30.091645.2487@mit.edu> Organization: Demon Internet Services UK NNTP-Posting-Host: demon.co.uk X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1995Nov30.091645.2487@mit.edu>, acampbell@mit.edu (Amy Campbell) writes: > Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... Too bad Atari marketing was so incompetent that nobody bought the Falcon before they pulled out of the computer market. Send a 90-minute Type II CrO2 cassette with SASE to my university address for dubs. -- Ines Weber -- Demon Internet Services UK "In theory there is no difference between theory and practice."