Classic 73 console sound, straight into your computer. The Heritage Audio i73 PRO ONE is a 2-in / 4-out USB-C audio interface with one built-in pure Class A, transformer-coupled 73-style preamp – the same circuitry as Heritage Audio’s classic 73 preamps. It is made for musicians, producers and home studios who want vintage analogue tone with a modern DAW workflow.
Why customers choose it
Who it is for
Singers, songwriters and podcasters, guitarists and bassists recording direct, and home and project studios that want a premium front end.
What’s in the box
- 1 x Heritage Audio i73 PRO One
- 1 x 12V 2.5A universal power supply
- 1 x IEC cable with EU plug
- 1 x IEC cable with US plug
- 1 x USB-C to USB-C cable
- 1 x USB-C to USB-A cable
Specifications
| Type | USB-C audio interface, 2-in / 4-out |
|---|---|
| Inputs | 1 x Class A 73-style mic preamp (mic / line / JFET DI) + 1 extra line input |
| Outputs | 1 stereo monitor out (TRS), 1 headphone out with its own cue |
| Gain | Up to 70 dB |
| EIN | -125 dB |
| Mic / line / instrument dynamic range | 116 dB (A) |
| Headphone dynamic range | Over 123 dB (A) |
| Monitor out dynamic range | 125 dB (A) |
| Max output level | +24 dBu, adjustable down to +12 dBu |
| Sample rate | Up to 192 kHz |
| Controls | +48 V, pad, phase, mono, mute, dim |
| MIDI | Mini-DIN MIDI in/out |
| Connection | USB-C (cable included) |
| Compatibility | macOS 10.15.7 or later, Windows 10 and 11 |
| Connectivity | USB-C, mini-DIN MIDI |
Good to know
- The same hardware works on both Mac and PC.
- A USB-C cable comes in the box.
- MIDI uses a mini-DIN socket; Heritage Audio lists a mini-DIN to MIDI in/out cable as an accessory.
FAQ
Can I plug my guitar straight in?
Yes. The JFET DI input is made for Hi-Z instruments like electric guitar and bass.
Will monitoring have delay?
No noticeable delay – the built-in MIXER handles direct monitoring and effects in real time.
Talk to Suhavi
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