From hsmirnov@cam.ac.uk Wed Apr 26 09:08:02 1995 Path: ashpoly!cascade!transat!ukc!fennimore!cam!hsmirnov From: hsmirnov@cam.ac.uk (Hana Smirnov) Newsgroups: comp.dsp Subject: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Apr26.090802.1126@cam.ac.uk> Date: Wed, 26 Apr 1995 09:08:02 GMT Organization: University of Cambridge Computer Laboratory NNTP-Posting-Host: cam.ac.uk X-Newsreader: Netscape 1.1N Lines: 11 Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. Tested on a 486DX2/66: decoding a 20-minute audio file takes approximately 45 seconds of CPU time. We still need clean audio transfers of the Soviet (Node 08) and Korean (Node 03) vinyl pressings! -- Hana Smirnov Hayes Optima 288 @ 33,600 bps "In theory there is no difference between theory and practice." From dnakamura@pipeline.com Thu Apr 27 20:18:02 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!pipeline!dnakamura From: dnakamura@pipeline.com (Diego Nakamura) Newsgroups: comp.dsp Subject: Re: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Apr27.201802.5992@pipeline.com> Date: Thu, 27 Apr 1995 20:18:02 GMT References: <1995Apr26.090802.1126@cam.ac.uk> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: Netscape 1.1N Lines: 10 In article <1995Apr26.090802.1126@cam.ac.uk>, hsmirnov@cam.ac.uk (Hana Smirnov) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! Netscape 1.1 crashes when loading large preformatted text. Stick to rn or tin! -- Diego Nakamura Tape trading list upon request. SASE required for international mail. From nhughes@u-tokyo.ac.jp Sat Apr 29 03:19:02 1995 Path: ashpoly!cascade!transat!ukc!fennimore!u-tokyo!nhughes From: nhughes@u-tokyo.ac.jp (Nadine Hughes) Newsgroups: comp.dsp Subject: Re: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Apr29.031902.4124@u-tokyo.ac.jp> Date: Sat, 29 Apr 1995 03:19:02 GMT References: <1995Apr26.090802.1126@cam.ac.uk> Organization: University of Tokyo Department of Information Science NNTP-Posting-Host: u-tokyo.ac.jp X-Newsreader: Netscape 1.1N Lines: 10 In article <1995Apr26.090802.1126@cam.ac.uk>, hsmirnov@cam.ac.uk (Hana Smirnov) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! Top-posters will be placed in my ~/.killfile without notice. -- Nadine Hughes -- University of Tokyo Department of Information Science "The hatch is open. Is anyone listening?" From yperez@pipeline.com Sun Apr 30 13:48:02 1995 Path: ashpoly!cascade!transat!eunet-fr!teletel!pipeline!yperez From: yperez@pipeline.com (Yuki Pérez) Newsgroups: comp.dsp Subject: Re: Observation: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1995Apr30.134802.8641@pipeline.com> Date: Sun, 30 Apr 1995 13:48:02 GMT References: <1995Apr26.090802.1126@cam.ac.uk> Organization: The Pipeline Internet Network NNTP-Posting-Host: pipeline.com X-Newsreader: TIN [version 1.2 PL2] Lines: 10 In article <1995Apr26.090802.1126@cam.ac.uk>, hsmirnov@cam.ac.uk (Hana Smirnov) writes: > Demodulating the 14.2 Hz Stardust carrier: software update and benchmark results. > The original stardust.c v1.0 dropped sync whenever there was a scratch or surface pop on the record. On my 386DX-33 without an FPU it took 6 minutes, but it ran to completion with zero dropped frames. Great work! -- Yuki Pérez Opinions expressed are solely my own and not those of The Pipeline Internet Network. ------------------------------------------------------------