From tfischer@illinois.edu Thu Sep 05 02:22:13 1996 Path: ashpoly!cascade!transat!eunet-de!hansebox!illinois!tfischer From: tfischer@illinois.edu (Tomas Fischer) Newsgroups: comp.dsp Subject: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Sep05.022213.8534@illinois.edu> Date: Thu, 05 Sep 1996 02:22:13 GMT Organization: University of Illinois Urbana-Champaign NNTP-Posting-Host: illinois.edu X-Newsreader: WinVN 0.99.5 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. Version 1.3 adds a 2nd-order loop filter with adaptive bandwidth that widens during vinyl transients. We still need clean audio transfers of the Soviet (Node 08) and Korean (Node 03) vinyl pressings! -- Tomas Fischer "When every node is whole, the channel opens." Sun SparcStation 20 / FreeBSD 2.1 From pgarcia@tum.de Thu Sep 05 21:54:13 1996 Path: ashpoly!cascade!transat!sunet!nordrelay!tum!pgarcia From: pgarcia@tum.de (Pavel García) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Sep05.215413.6880@tum.de> Date: Thu, 05 Sep 1996 21:54:13 GMT References: <1996Sep05.022213.8534@illinois.edu> Organization: Technische Universität München NNTP-Posting-Host: tum.de X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Sep05.022213.8534@illinois.edu>, tfischer@illinois.edu (Tomas Fischer) 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. -- Pavel García *PLONK* filter active for trolls. Decstation 5000/200 - NetBSD 1.0 From lweber@inria.fr Fri Sep 06 03:01:13 1996 Path: ashpoly!cascade!brgate!saturno!inria!lweber From: lweber@inria.fr (Liam Weber) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Sep06.030113.9235@inria.fr> Date: Fri, 06 Sep 1996 03:01:13 GMT References: <1996Sep05.022213.8534@illinois.edu> Organization: INRIA Rocquencourt NNTP-Posting-Host: inria.fr X-Newsreader: Netscape 1.1N Lines: 9 In article <1996Sep05.022213.8534@illinois.edu>, tfischer@illinois.edu (Tomas Fischer) 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. -- Liam Weber Practical Peripherals 14.4 @ ISDN 64k bps "Hold for relay." From jfournier@inria.fr Fri Sep 06 06:26:13 1996 Path: ashpoly!cascade!mxgate!coyoacan!inria!jfournier From: jfournier@inria.fr (Ji-woo Fournier) Newsgroups: comp.dsp Subject: Re: WTB/WTT: stardust.c v1.3 - Costas loop stability & phase lock under Linux Message-ID: <1996Sep06.062613.8982@inria.fr> Date: Fri, 06 Sep 1996 06:26:13 GMT References: <1996Sep05.022213.8534@illinois.edu> Organization: INRIA Rocquencourt NNTP-Posting-Host: inria.fr X-Newsreader: TIN [version 1.2 PL2] Lines: 9 In article <1996Sep05.022213.8534@illinois.edu>, tfischer@illinois.edu (Tomas Fischer) 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? -- Ji-woo Fournier "Hold for relay." 486DX2/66 (Linux 1.2.13) / Linux 1.2.13