From rpetrov@panix.com Thu Sep 05 02:37:56 1996 Path: ashpoly!cascade!transat!ukc!fennimore!panix!rpetrov From: rpetrov@panix.com (Rodrigo Petrov) Newsgroups: comp.sys.m68k Subject: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Sep05.023756.6008@panix.com> Date: Thu, 05 Sep 1996 02:37:56 GMT Organization: Public Access Unix of New York NNTP-Posting-Host: panix.com X-Newsreader: NewsWatcher 2.0b24 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. A 256-point complex FFT is computed every 10 milliseconds, displaying a live spectrogram on a standard VGA monitor. Archive uploaded to ftp.lip6.fr:/pub/atari/Falcon/Music/stardust_falcon.zip. -- Rodrigo Petrov Practical Peripherals 14.4 @ 9600 Telebit bps "The hatch is open. Is anyone listening?" From mgonzalez@delphi.com Fri Sep 06 07:11:56 1996 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!delphi!mgonzalez From: mgonzalez@delphi.com (Marisol González) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Sep06.071156.7697@delphi.com> Date: Fri, 06 Sep 1996 07:11:56 GMT References: <1996Sep05.023756.6008@panix.com> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1996Sep05.023756.6008@panix.com>, rpetrov@panix.com (Rodrigo Petrov) writes: > Real-time spectral waterfall and DBPSK demodulator for TOS 4.04. The SSI to DSP56001 architecture on the Falcon is magnificent. Zero CPU overhead during 50 kHz audio acquisition. -- Marisol González "The carrier frequency does not drift by accident." Amiga 3000T / AmigaOS 3.1 From bstewart@tum.de Sat Sep 07 19:36:56 1996 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!tum!bstewart From: bstewart@tum.de (Bill Stewart) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Sep07.193656.8856@tum.de> Date: Sat, 07 Sep 1996 19:36:56 GMT References: <1996Sep05.023756.6008@panix.com> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: NewsWatcher 2.0b24 Lines: 9 In article <1996Sep05.023756.6008@panix.com>, rpetrov@panix.com (Rodrigo 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'. -- Bill Stewart *PLONK* filter active for trolls. Amiga 1200 (Blizzard 030/50) - NetBSD 1.0 From stanaka@delphi.com Mon Sep 09 01:23:56 1996 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!delphi!stanaka From: stanaka@delphi.com (Sergei Tanaka) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Sep09.012356.1743@delphi.com> Date: Mon, 09 Sep 1996 01:23:56 GMT References: <1996Sep05.023756.6008@panix.com> <1996Sep07.193656.8856@tum.de> Organization: Delphi Internet Services NNTP-Posting-Host: delphi.com X-Newsreader: NewsWatcher 2.0b24 Lines: 8 In article <1996Sep07.193656.8856@tum.de>, bstewart@tum.de (Bill Stewart) 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... -- Sergei Tanaka -- Delphi Internet Services "We don't sign stars. We build them." From ssilva@clari.net Wed Sep 11 03:23:56 1996 Path: ashpoly!cascade!mxgate!coyoacan!clari!ssilva From: ssilva@clari.net (Sergei Silva) Newsgroups: comp.sys.m68k Subject: Re: [SPECULATION] Atari Falcon 030 Motorola DSP56001 code for Stardust carrier extraction Message-ID: <1996Sep11.032356.8228@clari.net> Date: Wed, 11 Sep 1996 03:23:56 GMT References: <1996Sep05.023756.6008@panix.com> <1996Sep07.193656.8856@tum.de> <1996Sep09.012356.1743@delphi.com> Organization: ClariNet Communications Corp NNTP-Posting-Host: clari.net X-Newsreader: TIN [version 1.2 PL2] Lines: 11 In article <1996Sep09.012356.1743@delphi.com>, stanaka@delphi.com (Sergei Tanaka) 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'. Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- === Sergei Silva === Dept of Electrical Engineering, ClariNet Communications Corp "Tape doesn't lie at 02:14. Ears do."