A.Here is the UA-101 and UA-1000 feature-comparison table.
| UA-101 | UA-1000 | |
|---|---|---|
| Input / Output | 10-in / 10-out | 10-in / 10-out |
| 24bit 192kHz | Up to 6-in / 6-out Recording: YES Playback: YES | 2-out Recording: Yes Playback: No |
| Balanced I/O | 8-in / 8-out | 8-in / 8-out |
| XLR Input | 2 | 4 |
| Incertion Input | No | 4 |
| Digital I/O | Optical | Optical/Coaxial |
| Monitor Output Jack | Headphones Monitor Out (exclusive) | Headphones |
| Analog limiter | Yes | No |
| ADAT I/O port | No | Yes |
| Word clock I/O port | No | Yes |
| LED Indicator | Input: 5 Output: 5 | Input: PEAK/SIGNAL Output: 5 Output Indicator: 1 - 10 |
| USB | USB 2.0(Win XP) USB 1.1(Win/Mac) | USB 2.0(Win XP) USB 1.1: No |
| Dimensions | Half rack Rack mount: No | 1U rack Rack mount: Yes |
(2005/04/05)