From vpetrov@titech.ac.jp Thu Mar 24 13:51:30 1994 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!titech!vpetrov From: vpetrov@titech.ac.jp (Valeria Petrov) Newsgroups: comp.sys.m68k Subject: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Mar24.135130.9349@titech.ac.jp> Date: Thu, 24 Mar 1994 13:51:30 GMT Organization: Tokyo Institute of Technology Computer Centre NNTP-Posting-Host: titech.ac.jp X-Newsreader: TIN [version 1.2 PL2] Lines: 11 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. 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. -- Valeria Petrov US Robotics Courier V.34 @ 14,400 bps "When every node is whole, the channel opens." From vbrennan@pacbell.net Sat Mar 26 17:25:30 1994 Path: ashpoly!bigsur!pacrim!jpgate!kamome!pacbell!vbrennan From: vbrennan@pacbell.net (Valeria Brennan) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Mar26.172530.3591@pacbell.net> Date: Sat, 26 Mar 1994 17:25:30 GMT References: <1994Mar24.135130.9349@titech.ac.jp> Organization: Pacific Bell Internet Services NNTP-Posting-Host: pacbell.net X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1994Mar24.135130.9349@titech.ac.jp>, vpetrov@titech.ac.jp (Valeria Petrov) 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'. -- Valeria Brennan "Tape doesn't lie at 02:14. Ears do." Sun SparcStation 20 / NEXTSTEP 3.3 From tlopez@netcom.com Mon Mar 28 15:11:30 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!netcom!tlopez From: tlopez@netcom.com (Takeshi López) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Mar28.151130.7735@netcom.com> Date: Mon, 28 Mar 1994 15:11:30 GMT References: <1994Mar24.135130.9349@titech.ac.jp> <1994Mar26.172530.3591@pacbell.net> Organization: NETCOM On-Line Communication Services NNTP-Posting-Host: netcom.com X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Mar26.172530.3591@pacbell.net>, vbrennan@pacbell.net (Valeria Brennan) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. -- Takeshi López | tlopez@netcom.com PGP Key fingerprint: 4D44 25BF 7245 AB7F "Keep the channels open." From ssouza@illinois.edu Wed Mar 30 13:20:30 1994 Path: ashpoly!cascade!transat!sunet!nordrelay!illinois!ssouza From: ssouza@illinois.edu (Sergei Souza) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Mar30.132030.9446@illinois.edu> Date: Wed, 30 Mar 1994 13:20:30 GMT References: <1994Mar24.135130.9349@titech.ac.jp> <1994Mar26.172530.3591@pacbell.net> <1994Mar28.151130.7735@netcom.com> Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1994Mar28.151130.7735@netcom.com>, tlopez@netcom.com (Takeshi López) 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. -- Sergei Souza Opinions expressed are solely my own and not those of University of Illinois Urbana-Champaign. ------------------------------------------------------------ From dpetrov@cmu.edu Wed Mar 30 17:10:30 1994 Path: ashpoly!cascade!bigsur!cmu!dpetrov From: dpetrov@cmu.edu (Dmitri Petrov) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Mar30.171030.8434@cmu.edu> Date: Wed, 30 Mar 1994 17:10:30 GMT References: <1994Mar24.135130.9349@titech.ac.jp> <1994Mar26.172530.3591@pacbell.net> <1994Mar28.151130.7735@netcom.com> Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu X-Newsreader: Netscape 1.1N Lines: 11 In article <1994Mar28.151130.7735@netcom.com>, tlopez@netcom.com (Takeshi López) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. 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. -- Dmitri Petrov | dpetrov@cmu.edu PGP Key fingerprint: 0696 EDCA 34CD 1702 "Keep the channels open."