Focusrite Octopre MKII Mic Pre-amp

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£319.99 RRP £383.99 (including VAT @ 20%)

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Can be delivered to you on: 01 Dec 15
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Product Ref: 15319

  • 8 Focusrite Preamps
  • 24-bit/96 kHz Digital Output
  • Mics Pres Optimised For Tracking Drums
  • Two Quality Hi-Z Instrument Inputs
  • 5 LED Input Metering on Every Channel

Focusrite Octopre MKII Mic Pre-amp


The Focusrite Octopre MKII has eight channels of Focusrite pre-amplification and a built-in 24-bit / 96 kHz ADAT output. OctoPre MkII is Focusrite's powerful input upgrade for your Pro Tools system, or any digital audio workstation. It's also a great expansion for any analogue or digital console, or hard disk recorder.

Product Ref: 15319

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Full Description

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The digital output allows users to make the most of often-neglected ADAT inputs; ideal for expanding the number of mic-pre inputs on your interface. Connect OctoPre MkII to your audio interface's ADAT input to create a high quality, multi-channel recording solution, ideal for tracking drums, as well guitars, keyboards, vocals and more.


  • Eight High Quality Award-winning Focusrite Pre-amps: The best sounding multi-channel mic-pre in its class.
  • Built-in eight channel 24-bit/96 kHz digital output: Make the most of your interface's ADAT input. OctoPre connects via its built-in lightpipe output, with a 'real world' dynamic range performance of 110dB.
  • Mic-pres optimised for tracking drums: OctoPre MkII is designed not to clip, with pre-amps optimised to handle extreme levels from sound sources like kick drum and snare.
  • Two quality Hi-Z instrument inputs: OctoPre MkII's first two channels feature DI's, ready for you to plug in your Guitars and Bass, instantly accessible on the front fascia.
  • 5 LED input metering on every channel: OctoPre MkII's fast-acting 5-LED input meters provide clear reference of input levels, helping you to avoid analogue or digital clipping.
  • -10dB Pads on every channel: OctoPre MkII is drum-ready, with 10dB pads to stop hot signals from overdriving the microphone pre-amp.
  • Direct outputs on every channel: For routing and flexibility, especially in the live environment. Each mic-pre can be routed to the mixers analogue channels, with two mirrored ADAT outputs (44.1) left free to send to digital recorders.
  • 48V Phantom power available on every channel: Switched in two groups (1-4 and 5-8) every channel is capable of supplying phantom power, for use with most condenser microphones.
  • State-of-the-art Clocking Solutions: OctoPre MkII Dynamic's internal clock delivers a jitter performance of < 10 PPM. For external clocks, a BNC connector is provided and industry-standard JetPLL jitter elimination technology is employed.


  • Mic Gain: +10dB to + 55 dB
  • Line 1-8 Gain: -10 dB to +36 dB
  • Instrument Gain: +10 dB to +55 dB
  • Input Pad on inputs 1-8: -10 dB
  • Phantom power switched in 2 x 4 channel groups (1-4 and 5-8)
  • Mic and instrument maximum input level: +8 dBu (+17 dBu with pad on input)
  • Line maximum input level: +22 dBu
  • Nominal output level @ 0dBFS: 16 dBu, balanced
  • Sample rates: 44.1kHz to 96kHz.
  • Clock Sources: Internal clock and sync'ing to Word Clock Input.
  • Dimensions: W = 484mm / 19", H = 45mm / 1.8", D = 265mm / 10.4"
  • Weight: 3.6 kg / 7.93




  • No. 2:
  1. Format: mic/line/Inst.
  2. Connector: Combi XLR.
  3. Details: Switch to instrument via front panel.
  • No. 6:
  1. Format: Mic/Line.
  2. Connector: Combi XLR.
  3. Details: On the rear.


  • No.8:
  1. Format: Analogue.
  2. Connector: line 1/4" TRS Jack.
  3. Details: Balanced.
  • No.16:
  1. Format: ADAT.
  2. Connector: Dual lightpipe.
  3. Details: 8 channels at 96kHz.

* (Lightpipes are mirrored at 48kHz)

Analogue inputs:

  • Mic / Line inputs on XLR Combo with auto-switching between Mic (XLR) and Line (TRS)
  • Mic / Line / Instrument on Channels 1 & 2: 2 x XLR Combos on front panel
  • Mic / Line 3-8: 6 x XLR Combo on rear.
  • Instrument: As above, switched to Instrument (inputs 1 & 2 only)

Analogue Outputs:

  • Line level 8 x 1/4" TRS Jack.

Digital I/O:

  • ADAT Out 1 & 2: 8 channels (44.1 / 48kHz, 16 channels total); 4 channels S-MUX (88.2 / 96kHz, 8 channels total)
  • Running at 44.1/48kHz will ultimately provide the user with 2 sets of 8 outputs (mirrored)


  • Internal Universal Input PSU.

Front Panel Indicators:

  • Metering of analogue inputs (channels 1-8), 5 segment (-42, -18, -6, -3 and 0dBFS).
  • 4 Sample Rate LED's (44.1k, 48k, 88.2k & 96k).
  • 2 Sync Source LED's (Internal, Word Clock).
  • 'Lock' Indicator LED.