From lsato@mit.edu Sun Feb 06 07:41:01 1994 Path: ashpoly!cascade!bigsur!mit!lsato From: lsato@mit.edu (Lars Sato) Newsgroups: comp.sys.m68k Subject: [FLAME] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Feb06.074101.3983@mit.edu> Date: Sun, 06 Feb 1994 07:41:01 GMT Organization: Massachusetts Institute of Technology NNTP-Posting-Host: mit.edu X-Newsreader: WinVN 0.99.5 Lines: 11 Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Lars Sato US Robotics Courier V.34 @ 28,800 bps "The carrier frequency does not drift by accident." From mpark@cam.ac.uk Mon Feb 07 11:30:01 1994 Path: ashpoly!bigsur!pacrim!jpgate!kamome!cam!mpark From: mpark@cam.ac.uk (Matthias Park) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Feb07.113001.5609@cam.ac.uk> Date: Mon, 07 Feb 1994 11:30:01 GMT References: <1994Feb06.074101.3983@mit.edu> Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1994Feb06.074101.3983@mit.edu>, lsato@mit.edu (Lars Sato) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. > Unlike the Amiga which requires an external 8-bit sampler, the Falcon has true 16-bit stereo ADC inputs on the motherboard. I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. -- Matthias Park Opinions expressed are solely my own and not those of University of Cambridge Computer Laboratory. ------------------------------------------------------------ From lperez@hanse.de Mon Feb 07 14:52:01 1994 Path: ashpoly!cascade!transat!ukc!fennimore!hanse!lperez From: lperez@hanse.de (Lucia Pérez) Newsgroups: comp.sys.m68k Subject: Re: [FLAME] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Feb07.145201.9666@hanse.de> Date: Mon, 07 Feb 1994 14:52:01 GMT References: <1994Feb06.074101.3983@mit.edu> <1994Feb07.113001.5609@cam.ac.uk> Organization: Hanse-Netzwerk Hamburg NNTP-Posting-Host: hanse.de X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1994Feb07.113001.5609@cam.ac.uk>, mpark@cam.ac.uk (Matthias Park) writes: > I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... -- Lucia Pérez US Robotics Courier V.34 @ 28,800 bps "Hardware is temporary. The signal survives."