The U-24 is a compact, 2-in/4-out audio interface that provides all of the essential tools you need for recording and performing with high resolution, 24-bit/96 kHz audio—anywhere you go. Get incredible sound quality thanks to high-quality, low-noise preamps—the same ones found on our acclaimed H5 and H6 Handy Recorders. Connect to your PC, Mac, or iPhone/iPad via USB and record mics, instruments, and more. The U-24 delivers the same great sound as our U-44 interface, with a more streamlined feature set.
Features at a Glance:
- Multi-channel and stereo USB audio interface for PC/Mac/iPhone/iPad
- Connect to iPhone/iPad with Apple iPad Camera Connection Kit or Lightning-to-USB Camera Adapter (sold separately), plus 2 AA
- batteries or optional AC adapter for power
- Two mic/line inputs with high performance mic preamps
- High quality recording and playback at resolutions up to 24-bit/96 kHz
- Approximately 4 hours of operation with 2 AA alkaline batteries
- Includes download code for Ableton Live 9 Lite
- Two-channel simultaneous inputs
- Hi-Z support (input 1)
- Zero-latency direct monitoring
- Two TRS phone jack outputs
- Dedicated RCA L/R and headphone outputs
- MIDI I/O
- Gain control knobs for each input
- +48V phantom power for inputs 1 and 2
- Accepts standard AA alkaline or NiMH rechargeable batteries
SPECS
| ANALOG IN: INPUT 1/2 | |
| CONNECTOR | TRS/XLR combo jacks (XLR: 2 hot, TRS: TIP hot) |
| INPUT GAIN | 0 – 43 dB |
| INPUT IMPEDANCE | 2.6 k Ω (MIC IN) 1.1 M Ω (when Hi-Z ON) |
| MAXIMUM INPUT LEVEL | +2.7 dBu (MIC IN) /+20.7 dBu (TRS IN) |
| PHANTOM POWER | +48V |
| ANALOG OUT: MAIN OUT L/R | |
| CONNECTOR | TRS phone jacks (unbalanced) |
| MAXIMUM OUTPUT LEVEL | +10 dBu (at 0 dBFS) |
| OUTPUT IMPEDANCE | 330 Ω |
| ANALOG OUT: LINE OUT 1/2 | |
| CONNECTOR | RCA (coaxial) |
| MAXIMUM OUTPUT LEVEL | +8 dBu (at 0 dBFS) |
| OUTPUT IMPEDANCE | 1k Ω |
| ANALOG OUT: PHONES | |
| CONNECTOR | Standard stereo phone jack 30 mW x 2 (into 32 Ω load) |
| MAXIMUM OUTPUT LEVEL | +10 dBu (at 0 dBFS) |
| OUTPUT IMPEDANCE | 33 Ω |
| Additional Specifications | |
| FREQUENCY CHARACTERISTICS | At 44.1 kHz: -1.0 dB: 20 Hz - 20 kHz At 96 kHz: -3.5 dB: 20 Hz - 40 kHz |
| INPUT CONVERSION NOISE | Measured EIN: -119.5 dB (IHF-A) at 43 dB, 150 Ω input |
| NUMBER OF AUDIO RECORDING AND PLAYBACK CHANNELS | Recording: 2 channels Playback: 4 channels |
| SAMPLING FREQUENCIES | 96 kHz, 88.2 kHz, 48 kHz, 44.1 kHz |
| BIT DEPTH | 24-bit |
| INTERFACE | USB 2.0 |
| MIDI IN/OUT | 5-pin DIN jack |
| POWER SOURCE | USB bus power (Type B) Zoom AD-17 (Micro-B) DC 5V power supply (Micro-B) 2 AA batteries (4 hours continuous operation with phantom power off) |
| POWER CONSUMPTION | 5W maximum |
| DIMENSIONS | 191.8 mm (D) x 92.3 mm (W) x 42.7 mm (H) |
| WEIGHT (MAIN UNIT ONLY) | 285 g |
