From ssantos@illinois.edu Thu Jul 25 14:43:54 1996 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!illinois!ssantos From: ssantos@illinois.edu (Sven Santos) Newsgroups: comp.sys.m68k Subject: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jul25.144354.1555@illinois.edu> Date: Thu, 25 Jul 1996 14:43:54 GMT Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: TIN [version 1.2 PL2] Lines: 11 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. The 14.2 Hz peak shows up as a bright white vertical line against the blue background noise. Requires 4MB ST-RAM and an RGB or VGA monitor. -- Sven Santos *PLONK* filter active for trolls. Sun 3/60 (SunOS 4.1.1) - NetBSD 1.0 From pduarte@rwth-aachen.de Fri Jul 26 17:15:54 1996 Path: ashpoly!cascade!transat!sunet!nordrelay!rwth-aachen!pduarte From: pduarte@rwth-aachen.de (Pavel Duarte) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jul26.171554.6644@rwth-aachen.de> Date: Fri, 26 Jul 1996 17:15:54 GMT References: <1996Jul25.144354.1555@illinois.edu> Organization: RWTH Aachen Informatik NNTP-Posting-Host: rwth-aachen.de X-Newsreader: WinVN 0.99.5 Lines: 10 In article <1996Jul25.144354.1555@illinois.edu>, ssantos@illinois.edu (Sven Santos) writes: > 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. Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... -- Pavel Duarte | pduarte@rwth-aachen.de PGP Key fingerprint: A995 732E 6894 3761 "Keep the channels open." From mkuznetsov@panix.com Sat Jul 27 11:46:54 1996 Path: ashpoly!cascade!transat!ukc!fennimore!panix!mkuznetsov From: mkuznetsov@panix.com (Mikhail Kuznetsov) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jul27.114654.1611@panix.com> Date: Sat, 27 Jul 1996 11:46:54 GMT References: <1996Jul25.144354.1555@illinois.edu> <1996Jul26.171554.6644@rwth-aachen.de> Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1996Jul26.171554.6644@rwth-aachen.de>, pduarte@rwth-aachen.de (Pavel Duarte) writes: > Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... I tested this with a vinyl rip fed into the Falcon mic input. Carrier lock occurred at second 14 of 'Synthetic Dawn'. -- Mikhail Kuznetsov Tape trading list upon request. SASE required for international mail. From mandersson@uu.net Sun Jul 28 05:44:54 1996 Path: ashpoly!cascade!mxgate!coyoacan!uu!mandersson From: mandersson@uu.net (Min-jun Andersson) Newsgroups: comp.sys.m68k Subject: Re: WTB/WTT: Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Jul28.054454.6077@uu.net> Date: Sun, 28 Jul 1996 05:44:54 GMT References: <1996Jul25.144354.1555@illinois.edu> <1996Jul26.171554.6644@rwth-aachen.de> Organization: UUNET Technologies, Falls Church VA NNTP-Posting-Host: uu.net X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1996Jul26.171554.6644@rwth-aachen.de>, pduarte@rwth-aachen.de (Pavel Duarte) writes: > Atari Falcon vs Amiga 1200 flamewar in 3... 2... 1... The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Min-jun Andersson "5 sigma is a discovery. 7 is a question." 486DX4/100 (FreeBSD 2.0.5) / SunOS 4.1.4