Warm Audio WA73

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Warm Audio WA73

Warm Audio

WA73

4.7 Expert Rating

Product Info

Article Number: 429782
Model: WA73
Category: Preamps
Price: $724.90

* Prices may vary. Check retailer for current pricing and availability.

The Warm Audio WA73 is a seriously impressive recreation of the classic 1073 preamp. It's got that desirable British warmth and punch that's perfect for vocals, guitars, and bass – really anything that needs a little extra vibe. Ideal for home studios or anyone chasing that vintage console sound on a budget.

Product Description

  • Warm Audio WA73
  • 1-Channel Microphone Preamp in British 1073 Style
  • Discrete Class A circuit
  • Carnhill transformer
  • 80 dB gain
  • Incremented potentiometer
  • Tone button for switching the input impedance
  • Switch for phase reversal
  • Low-cut filter 4-step switchable (50
  • 300 Hz)
  • LED meter
  • 48V Phantom power
  • XLR microphone input
  • Line input: 6.3 mm jack
  • Instrument input: 6.3 mm jack
  • Insert input and output: 6.3 mm jack
  • Line output: XLR and 6.3 mm jack
  • Integrated power supply unit (115/230 V)
  • Build: 19" / 1 U
PROS
  • • Carnhill transformer delivers authentic 1073 color and warmth.
  • • Discrete Class A design provides clean gain with pleasing saturation.
  • • Flexible tone control significantly shapes source material's character.
  • • Robust 19in build feels solid and inspires confidence.
CONS
  • • Limited to a single channel, requiring multiple units for stereo work.
  • • Instrument input lacks the headroom for high-output active pickups.
  • • While versatile, it's less flexible than some modern preamp consoles.

Product Video

Key Features

Channels 1
Preamp Type Discrete Class A
Gain Range 80 dB
Phantom Power 48V
Connections XLR, 6.3 mm jack, Insert jacks
Weight Approximately 5 lbs

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Frequently Asked Questions

The Carnhill transformer is widely considered a very accurate recreation, capturing much of the original’s harmonic richness and subtle compression.
It’s more than a simple shelf; it alters the input impedance, subtly affecting the frequency response and overall character of the signal.
While many clones exist, the WA73's use of a genuine Carnhill transformer gives it a distinct advantage in terms of authenticity and sonic quality.

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