Focusrite ISA428 MkII Four-Channel Mic Preamp Supporting Optional Eight-Channel A-D Converter

B-Stock with Full Warranty

The ISA428 MkII supplies four of Focusrite’s prestigious transformer-based mic preamps. It includes the same classic circuitry and renowned audio quality discovered in the original at a latest level of affordability. By having selectable input impedance, direct instrument inputs and an optional eight channels of high-quality analog to digital transformation, the ISA428 MkII creates the perfect front end for the discerning recording professional.

Specifications

4 instrument 1⁄4” TS jack inputs on front panel
4 microphone XLR inputs on rear panel
4 line 1⁄4” TRS jacks on rear panel
4 insert return 1⁄4” TRS jacks on rear panel
4 ADC XLR inputs on rear panel
4 line XLR outputs on rear panel
4 insert send 1⁄4” TRS jacks on rear panel
IEC power input connector 100Vac – 240Vac
8 output meters, 6 segment
4 30-60 mic gain range selection indicator
4 +48V phantom power indicator
4 Phase indicator
4 Insert In indicator
4 Filter In indicator
4 Input selection indicators (Mic, Line, Inst)
4 Z In microphone input impedance selection indicators (Low, ISA110, Med, High) Clock select indicators (44.1, 48, 88.2, 96, 176.4, 192)
Ext clock indicators (Lock, Word clock, 256X)