M-audio Delta Rbus (Sep 2001)

[chrisNova777]

https://www.macworld.com/article/1020055/rbus.html

i think the rpc-1 is also r-bus
http://www.oldschooldaw.com/forums/index.php?topic=478.0

https://web.archive.org/web/20030111193446/http://www.m-audio.net:80/products/m-audio/rbus.php

Delta R-BUS PCI Audio Card:
1. Delta R-BUS Audio Card: This is the PCI “host card” that installs into your computer’s PCI slot.
2. 15-pin D-sub connector: This 15-pin D-sub connector attaches to the supplied breakout cable, which provides additional I/O connectors. This breakout cable is a proprietary cable, manufactured by M Audio.
3. R-BUS I/O on 25-pin D-sub connector: This 25-pin D-sub connector attaches via R-BUS cable to an R-BUS capable device.
4. R-BUS “Out” Sync Connector: Using the supplied internal sync cable, connect this Out jack to the In jack of a second, or “slave” R-BUS card and, with the proper Delta panel hardware settings, synchronize the master clocks of up to four Delta R-BUS PCI Audio Cards.
5. R-BUS “In” Sync Connector: Using the supplied internal sync cable, connect this In jack to the Out jack of the primary R-BUS card and, with the proper Delta panel hardware settings,  synchronize the master clocks of up to four Delta R-BUS PCI Audio Cards.

Delta R-BUS PCI Breakout Cable:
1. Word Clock Out: This female BNC connector outputs a word clock signal that is in-sync with the present sample rate clock of the Delta R-BUS./
The output circuitry is designed to drive a word clock signal across 75-ohm coaxial cables and into a device with 75-ohm termination.
2. Analog Out “Left” RCA jack: This jack outputs analog audio to a variety of external target devices. This jack is RCA female and is compatible with RCA male audio cables.
3. Analog Out “Right” RCA jack: This jack outputs analog audio to a variety of external target devices. This jack is RCA female and is compatible with RCA male audio cables.
4. Analog In “Left” RCA jack: This jack inputs analog audio from a variety of external sources. This jack is RCA female and is compatible with RCA male audio cables.
5. Analog In “Right” RCA jack: This jack inputs analog audio from a variety of external sources. This jack is RCA female and is compatible with RCA male audio cables.
6. S/PDIF Out RCA jack: This jack outputs digital audio to a variety of external sources. This jack is RCA female and is compatible with coaxial digital cables.
7. S/PDIF In RCA jack: This jack inputs digital audio from a variety of external sources. This jack is RCA female and is compatible with coaxial digital cables.

[chrisNova777]

http://macos9lives.com/smforum/index.php?topic=1431.0
https://www.sweetwater.com/insync/m-audio-delta-r-bus/
https://www.macworld.com/article/1020055/rbus.html