Focusrite - ISA 428 MKII

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Preamplifier

Preamplifier transistors based on the Focusrite proprietary technology for the ISA series, 4 channels with dedicated functions for each channel, including phantom power, phase inversion, the insert control and a high-pass filter variable.

ARTICLE N° 51193
  • Focusrite ISA 428 MKII
  • Quadruple preamp with per channel
  • XLR Mic, Line 6.35mm symmetrical and Instr. 6.35mm (on the front panel)
  • stepped gain control potentiometer (10dB), compensation potentiometer (0 / + 20 dB) and Inter. 0 / 30dB 30 / 60dB
  • Power. 48V, phase inverter and high-pass filter variable value (16 Hz to 420 Hz)
  • impedance selector (Low, ISA 110, Med, High) and source selector Mic / Line / Inst
  • VU meter LED 6
  • segments Insert Send and Return 2 x 6.35mm
  • Output XLR
  • 4 additional XLR for using the 428 MkII as an a / D converter 8 channels when adding the digital map
  • optional optional digital interface
  • Dimensions: 480 x 280 x 88 mm
  • weight: 5.5 kg
The Focusrite ISA428 MkII preamp offers the same features as the original model and is embellished with an update of the A / D converters, a new power control mode to enhance the internal noise level.
All original tracks have been preserved, but the control interface are monitoring has been updated with LEDs 6 segments. This new version also eliminates the limiting function "soft".
Headphone output
 No

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