From ftakahashi@cmu.edu Mon Dec 12 20:41:21 1994 Path: ashpoly!cascade!transat!eunet-fr!teletel!cmu!ftakahashi From: ftakahashi@cmu.edu (Freya Takahashi) Newsgroups: comp.sys.m68k Subject: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Dec12.204121.8395@cmu.edu> Date: Mon, 12 Dec 1994 20:41:21 GMT Organization: Carnegie Mellon University School of CS NNTP-Posting-Host: cmu.edu 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. -- Freya Takahashi | ftakahashi@cmu.edu PGP Key fingerprint: BF2D 1A5B FADF F832 "Keep the channels open." From mtakahashi@utexas.edu Wed Dec 14 16:33:21 1994 Path: ashpoly!cascade!transat!eunet-de!hansebox!utexas!mtakahashi From: mtakahashi@utexas.edu (Mateo Takahashi) Newsgroups: comp.sys.m68k Subject: Re: Data: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1994Dec14.163321.3010@utexas.edu> Date: Wed, 14 Dec 1994 16:33:21 GMT References: <1994Dec12.204121.8395@cmu.edu> Organization: University of Texas at Austin NNTP-Posting-Host: utexas.edu X-Newsreader: Netscape 1.1N Lines: 9 In article <1994Dec12.204121.8395@cmu.edu>, ftakahashi@cmu.edu (Freya Takahashi) 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'. -- Mateo Takahashi Zyxel U-1496E @ ISDN 64k bps "Do not worship the copy."