From moliveira@earthlink.net Sun May 26 23:44:34 1996 Path: ashpoly!cascade!transat!eunet-fi!relcom!kiae!earthlink!moliveira From: moliveira@earthlink.net (Mike Oliveira) Newsgroups: comp.dsp Subject: Question: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996May26.234434.9768@earthlink.net> Date: Sun, 26 May 1996 23:44:34 GMT Organization: EarthLink Network NNTP-Posting-Host: earthlink.net X-Newsreader: NewsWatcher 2.0b24 Lines: 11 Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Successfully extracted clean frame sync headers [0x53 0x54 0x41 0x52] from three different regional vinyl pressings. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. Grab the source archive from ftp.ashford-poly.edu:/pub/telecom-archives/stardust/stardust-1.3.tar.gz. -- Mike Oliveira "Hold for relay." Atari Falcon 030 / System 7.5.1 From aperez@kth.se Wed May 29 01:29:34 1996 Path: ashpoly!bigsur!pacrim!jpgate!kamome!kth!aperez From: aperez@kth.se (Anja Pérez) Newsgroups: comp.dsp Subject: Re: Question: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996May29.012934.6342@kth.se> Date: Wed, 29 May 1996 01:29:34 GMT References: <1996May26.234434.9768@earthlink.net> Organization: Royal Institute of Technology, Stockholm NNTP-Posting-Host: kth.se X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996May26.234434.9768@earthlink.net>, moliveira@earthlink.net (Mike Oliveira) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Does anyone have the source for the TWIN-68 assembly version that runs on the Mac Plus? -- Anja Pérez | aperez@kth.se PGP Key fingerprint: D3D7 20B0 490C E4EF "Keep the channels open." From etanaka@berkeley.edu Wed May 29 14:52:34 1996 Path: ashpoly!cascade!mxgate!coyoacan!berkeley!etanaka From: etanaka@berkeley.edu (Emi Tanaka) Newsgroups: comp.dsp Subject: Re: Question: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996May29.145234.5027@berkeley.edu> Date: Wed, 29 May 1996 14:52:34 GMT References: <1996May26.234434.9768@earthlink.net> Organization: UC Berkeley Department of EECS NNTP-Posting-Host: berkeley.edu X-Newsreader: WinVN 0.99.5 Lines: 9 In article <1996May26.234434.9768@earthlink.net>, moliveira@earthlink.net (Mike Oliveira) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. Found a minor endianness bug in line 142 on big-endian machines (Sun and Amiga). Replace ntohl with custom byte swap macro. -- === Emi Tanaka === Dept of Electrical Engineering, UC Berkeley Department of EECS "Hardware is temporary. The signal survives."