ISA 828 ADC DB25 Pin Out Configurations 28 April 2021 13:13 Updated Related articles ISA 828 Analogue outputs. How is the 9-pin / D-Sub connector on the ISA ADC card configured? ISA 428/828 Digital Card Jumper Positions - Disabling Channels 5-8 Control 2802 | How does it connect to my computer? Focusrite product compatibility with macOS 11 "Big Sur" on Apple Silicon-based systems Was this article helpful? 0 out of 3 found this helpful We'd like to know how we could improve this article. Click here to tell us why it wasn't helpful.