Millennia AD-R96 User Manual

Millennia
Millennia Media, Inc.
4600 Missouri Flat Road
Placerville, CA 95667
http://www.mil-media.com
(530) 647-0750
Fax (530) 647-9921
Media & Music Systems
AD-R96 MADI User Guide 071613js

Protecting Against El ectrostatic Discharge

Static electricity can harm delicate components on the AD-R96 MADI module. To prevent static damage, discharge static electricity from your body before you touch any electronic components. You can do so by touching an unpainted metal surface on the HV-3R’s chassis.
Unplug the HV-3R’s AC power cord before inserting or removing the AD-R96 MADI module
SYNC LEDs – Indicates which MADI input is
active, locked and in sync. The left LED is for optical, the right for coax connections.

Lock LED – Indicates when the internal AD converter is locked to the MAD I processor.

AES Clock OUTs – Not normally used in a MADI system. Word clock or AES (J4/J5 on board) is output on the BNC connectors.

AES Digital OUT – Eight channels of AES format digital audio wired to Tascam standard pin-outs. Always active. The AES data is clocked by the MADI stream

Clocking and Sample Rate - the AD-R96 MADI defaults to 48kHz when there is no MADI input connected. It will follow the clock of the incoming MADI stream at 44.1, 48, 88.2 and 96kHz.

MADI channel counts are reduced by half when running at 96kHz sample rates. Be sure to take this into account when pl anning your system capacity.

MADI OUT and IN – Multi-mode optical fiber with an SC-Plug (IEC 874-19) or 75 ohm coax with a BNC connector .

The optical connectors are under the removable black protective cover and are not labeled. Outputs are on the left, inputs on the right.

Optical and coax Out and In can be connected simultaneously. The system will automatically switch between whichever input is actively carrying data. Outputs are always active

MADI Throughput Delay – Latency is three samples per MADI card at 48kHz and 6 samples at 96kHz (the amount of time is the same for either).
A 64 channel system would have 21(42) samples between channel 1 and 64. Take this into account when using ster eo m ics. Keep them in the same preamp if possible.
Millennia
Millennia Media, Inc.
4600 Missouri Flat Road
Placerville, CA 95667
http://www.mil-media.com
(530) 647-0750
Fax (530) 647-9921
Media & Music Systems
Sample Rate kHz not used for MADI
SW2
SW1
44.1
X1
44
48
X1
48
88.2
X2
44
96
X2
48
Clock Source
SW4
Internal
not used for MADI
INT
External*
EXT
Clock Input
not used for MADI
J2
Word Clock*
on
AES
off
Clock Terminati on
J3
75 ohms*
on
Unterminated
off
Clock Output
J4
J5
Word Clock*
2,3
2,3
AES
1,2
1,2
Jumper and Switch Locations on the AD Converter Board
*The arrows point to the default jumper positions.
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