Heritage Audio i73 Pro Edge | Flagship 73-style Analog Preamp USB Recording Interface
Heritage Audio i73 Pro Edge brings the classic 73-style Class A analog preamp into the modern workflow, enabling low-latency monitoring and flexible routing via USB‑C connectivity and a dedicated mixer. The flagship unit supports ADAT optical expansion, dual headphone outputs, and loopback recording, delivering studio-grade sound quality and reliability for vocals, instruments, and live streaming.
Key Features
- Built-in 73-style Class A microphone preamp, delivering a rich and musical analog character
- USB‑C interface with dedicated control software, providing low-latency direct monitoring and flexible routing
- Supports ADAT optical expansion for easily extending multitrack recording capability
- Hi‑Z instrument input for direct recording of electric guitar/bass while preserving dynamics and detail
- Dual headphone amps with independent mixes to meet multi-role monitoring needs in the studio
- Loopback recording feature, ideal for live streaming, teaching, and remote collaboration
- Switchable +48V phantom power and phase inversion to accommodate various microphones and recording scenarios
- Sturdy metal chassis and professional-grade connectors for reliable durability over long-term use
- 24-bit high resolution and high sample rates to preserve wide dynamics and fine frequency detail
- Seamless integration with major DAWs for quickly building a complete workflow from recording to mixing
Specifications
| Brand | Heritage Audio |
| Model | i73 Pro Edge |
| Type | USB audio interface |
| Microphone preamp | Class A 73-style preamp (supports +48V phantom) |
| Analog inputs | XLR/TRS combo inputs (Mic/Line/Hi‑Z) |
| Analog outputs | Main outputs (balanced) and dual headphone outputs |
| Digital I/O | ADAT optical expansion (supports SMUX) |
| Sample rate / Bit depth | Up to 192 kHz / 24-bit (per official specifications) |
| Computer connection | USB‑C |
| Monitoring control | Hardware low-latency passthrough, independent headphone mixes |
| Special features | Loopback recording, phase switch |
| Compatible systems | macOS / Windows (compatible with major DAWs) |
| Included software | Dedicated control/mixer application |
| Power | Per official specifications (external power or USB-powered) |
| Dimensions / Weight | Per official specifications |
