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Do it yourself voice encryption CELP

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NODE d5317cb3Do it yourself voice encryption CELP grady@netcom.com (1016/2EF221)Mon, 19 Apr 93 07:56:43 PDT

For those interested in off-the-shelf vocoders that implement
the high-compression CELP algorithms, you might be interested
in the ZyXEL model U1496E+ modem (about $400) that offers
19.8(and maybe v.fast when specified)/14.4 kbps fax/ CELP
(subscribe to comp.dcom.modems for more info).

For those interested in the CELP algorithm directly here is some
specific directions on getting your own copy: