Preamps

The Heritage Audio TT-73 mic/instrument preamp delivers exceptional sound quality in a portable format. Its compact design makes it ideal for use live, on stage, in mobile studios or even in hotel rooms. This preamp uses the famous DMA 73 circuit, offering the iconic sound of Heritage Audio preamps in a more versatile format.

ARTICLE N° 93360
  • Heritage Audio TT-73
  • Preamp / DI for microphone / instrument
  • 1 Channel
  • Tabletop Series
  • Maximum gain: Slightly greater than 80 dB
  • Frequency response: 20 Hz to 20 kHz
  • Noise: < -100 dBu
  • Microphone input impedance:
  • HI = 1200 Ω minimum
  • LO = 300 Ω minimum
  • Line input impedance: 10 kΩ
  • DI input impedance: > 2 MΩ
  • Output impedance: < 75 Ω
  • Transformer, to drive a 600 Ω load
  • Maximum output: > +26 dBu / 600 Ω
  • THD: < 0.025% @ 1 kHz, < 0.05% @ 100 Hz
  • Connections:
  • Inputs: Ø6.35 mm jack + 2x XLR
  • Thru outputs: Ø6.35 mm jack
  • Outputs: XLR
  • Power supply: AC adapter provided
Featuring a high-quality universal internal power supply, the TT-73 guarantees operation without unwanted noise, even in the most demanding conditions. Additionally, front-panel DI inputs allow musicians to route signals directly to touring engineers, while recording studio-quality performances from any location.

The TT-73 is also equipped with DI THRU outputs for simultaneous use with instrument amplifiers, providing maximum versatility. Additionally, a ground lift switch prevents ground loops that can introduce noise into the audio signal.

Aesthetically, the TT-73 tabletop units stand out with their combination of wood and RAF Blue gray steel, bringing a touch of elegance to any professional recording environment. Whether you are a professional or semi-professional studio, the TT-73 will add a touch of prestige sought by your clients.

The TT-73 offers a full range of features and exceptional audio performance, making it an ideal choice for musicians and audio engineers seeking quality and versatility in a portable form factor.
Canals
 1
Phantom power
 Yes
Power supply
 Power adapter (included)
Phase opposition
 Yes
Micro input
 1
Instrument input
 Yes
Audio outputs
 1 x XLR
Analog input
 2