Q: How many Delta Series cards can be used in the same Computer?

A: In Windows, up to 4 Delta Series cards can be used at the same time.  Up to 3 Delta Series cards can be used in Mac OS X when using the latest Delta Series driver.  For Mac OS 9, a Multi-Card driver for up to 3 Delta Series cards is available.  The Linux OSS-driver supports up to 8 cards, if the necessary resources are available.

We have a separate FAQ with instructions for syncing 2 Delta cards together.

*Note: Pro Tools M-Powered does not support multiple Delta cards

* Multi-card configurations are not currently supported with driver versions 5069v3 and later.