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Focusrite ISA 430 MKII Producer Pack

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4.00 LBS
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Product Description

Focusrite ISA 430 MKII

 Signal Processors is a single input analog channel strip that brings together all of Focusrite's classic processor designs in one comprehensive production tool. Apart from the microphone preamp, the Focusrite ISA 430 MKII unit is augmented with a compressor, limiter, EQ, de-esser and gate, alongside very comprehensive internal routing and connectivity.

The ISA 430 MKII enables today's recording professional to enjoy the unique sonic contribution of these heritage designs within a single, extremely versatile processor.


Classic Focusrite transformer-based Mic-pre with variable impedance and "Air" feature

Focusrite ISA 430 MKII multi format compressor that switch between Focusrite's transparent VCA circuit and a vintage optical circuit

Unmatched flexibility with an incredible variety of insert points and variable signal path arrangements

Ability to function as three separate modular processors - microphone preamp, EQ and dynamics

Precision VU metering of input level, insert 1 or 2 return level, compressor gain reduction or sidechain listen level (switched)

Classic Focusrite EQ design of Focusrite ISA 430 MKII based around an expanded version of the original ISA 110

Focusrite ISA 430 MKII's post microphone preamp output for the shortest possible signal path

"Listen" feature for precise control over compression, gating, expansion and de-essing

De-esser design based on optical technology for lower distortion and transparency

  • Line
    • Gain Range: +10dB to +40dB continuously variable
    • Input Impedance: >1MO
  • Mic
    • Gain Range: 0 to +60dB in 10dB steps
    • Input Impedance: Variable as follows: 600O, 1400O, 2400O, 6800O
    • EIN: -128dB with 150O terminating impedance at 60dB of gain
    • Noise: -97dBu
    • THD: 0.001% with -20dBu 1kHz input and 20Hz¡§C22kHz bandpass filter>
  • Compressor (VCA mode)
    • Threshold Range: -28dB to +12dB
    • Ratio: 1.5:1 to 10:1
    • Slope: Soft knee
    • Attack: 100?S to 100mS
    • Release: 100mS to 7S, variable or auto (program dependent)
  • Compressor (Vintage Opto mode)
    • Threshold Range: -28dB to +12dB
    • Ratio: 1.5:1 to 5:1 in Comp mode
    • 5:1 to 20:1 in Lim mode
    • Slope: Soft knee in Comp mode,
    • Hard knee in Lim mode
    • Attack: Fixed
    • Release: Fixed
  • Gate
    • Threshold Range: -40dB to +10dB
    • Gate Range: 0 to -80dB
    • Attack: switched fast or slow
    • Release: 100mS to 5S
    • Hold: 20mS to 4S
    • Expander Ratio: 0 to 5:1
  • De-Esser
    • Threshold Range: 22dB
    • Frequency Range: 2K2 to 9K2
    • Ratio at centre frequency: 2:1
  • Limiter
    • Threshold Range: 20dBu
    • Ratio: infinite (Brick Wall)
    • Attack: Frequency dependent

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