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What is AMR (Audio/Modem Riser)?

    https://www.computerhope.com/jargon/a/amr.htm
    Released September 8, 1998, AMR, short for audio/modem riser, allows OEMs to make one card with the functionality of either a Modem or audio or both as one card. This specification allows for the motherboard to be manufactured at a lower cost and free up industry standard expansion slots in the system for other additional plug-in peripherals.

What is an Audio Modem Riser (AMR)? - Definition from ...

    https://www.techopedia.com/definition/4432/audio-modem-riser-amr
    An audio modem riser (AMR) is a short riser expansion slot on the motherboard of certain Intel PCs such as Pentium III and IV. Its availability is also visible in AMD Athlon and AMD Duron PCs. The audio modem riser is designed as an easy and inexpensive way to incorporate special sound cards and modems into a system.

Intel Announces Audio/Modem Riser And Mobile Daughter Card ...

    https://newsroom.intel.com/news-releases/intel-announces-audiomodem-riser-and-mobile-daughter-card-specifications-another-step-in-removing-legacy-from-pc-platforms/
    SANTA CLARA, Calif., Sept. 8, 1998 -- Intel Corporation announced today the availability of two new specifications, Audio/Modem Riser (AMR) and Mobile

Definition of riser card | PCMag

    https://www.pcmag.com/encyclopedia/term/riser-card
    Audio/Modem Riser (AMR) AC'97 Audio, V.92 Modem In 1998, Intel introduced software-driven audio and modem capabilities in the 46-pin AMR card as well as a …

What is AMR (Audio/Modem Riser or AMR slot)? - Definition ...

    https://whatis.techtarget.com/definition/AMR-Audio-Modem-Riser-or-AMR-slot
    AMR (Audio/Modem Riser) is a specification developed by Intel for packaging the analog I/O audio functions of modem circuitry together with a codec chip (which converts back and forth from analog to digital) on a small board that plugs directly into a …

AMR Modem Riser - BBS-Revival - Open Source Mobile ...

    https://projects.osmocom.org/projects/retro-bbs/wiki/AMR_Modem_Riser
    AMR Modem Riser AMR (Audio/Modem Riser) cards were used towards the end of the "modem days" where the actual analog modem was completley implemented in software, interconnected via a kind of sound card to a telephone jack. In certain generations of PCs, the mainboard contained an AC-Link interface to which external codec ICs (ADC/DAC) are attached.

PC Riser Card Descriptions; ACR, AMR, CNR, ATX Interfaces

    http://www.interfacebus.com/Design_PC_Riser_Cards.html
    Audio/Modem Riser specification defines a hardware scalable OEM PC mother board riser card and interface, which supports both audio and modem functions. An MR slot will provide a Modem function, while a AMR slot will provide both an Audio and Modem function. The modem is a WinModem. CNR Riser Bus Description

Rev. A+ System Board User™s Manual

    http://www.dfi-itox.com/pages/support/mbd/370if10/g370if10a.pdf
    AMR (Audio/Modem Riser) is an interface designed for installing an audio riser card, modem riser card or audio/modem riser card that is compliant to the AMR specification. Onboard Graphics Features Ł Graphics memory - Shares 1MB of the system memory. This is fixed regardless of the size of the system memory.

Video card for the AMR slot | AnandTech Forums: Technology ...

    https://forums.anandtech.com/threads/video-card-for-the-amr-slot.1636372/
    AMR stands for Audio Modem Riser There are AMR modems but hard to find. i guess there were also sound and network cards also made . . . i'd forget the slot as most everyone else has [i think]...

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