AMR, CNR & ACR Riser Cards:
- (Audio/Modem Riser) Card: A plug-in card for a MotherBoard
containing audio and/or modem circuits. Specified by Intel, a 46 pin edge
connector provides the digital interface between AMR card and MotherBoard.
AMR contains the analog functions (codecs)
required for audio and/or modem operation.
There's also the ACR (Advanced Communications Riser) Card. www.acrsig.org (Site Off Line!?!) Site Gone! (2/3/2003)
And www.formfactors.org: The ATX Riser Card V1.0 Specification Space Saver for OEM's.
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Web Development, Gill Boyd & Team - Posted 12/08/2002; Updated 08/05/2008