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+--- Forum: HP-41C Software Library (/forum-11.html)
+--- Thread: (41C) Companding (/thread-15270.html)
(41C) Companding - SlideRule - 06-27-2020 08:18 PM
An extract from The Use of Companding in Conference Voice Communications Systems, Jon Parry Klages {BSE - UoCF}, MSE Thesis, Summer 1983, 60 pages
" … Pulse Code Modulation in the form of Companding has been found to be a viable method to implement a conferencing communication system …
…
APPENDIX
HP-41C PROGRAMS
01 LBL UNSNR … 22 END
01 LBL SNR … 47 END
01 LBL MU-LAW … 28 END
01 LBL CODE … 43 END
01 LBL DECODE … 41 END
01 LBL XLATE … 85 END
01 LBL SUM … 73 END
BEST!
SlideRule