Blue rackmount audio equipment with multiple channels, knobs, switches, and input jacks labeled Focusrite ISA 828 MkII.

FOCUSRITE ISA 828 MKII — Microphone

$4,929.00
$4,929.00
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Blue rackmount audio equipment with multiple channels, knobs, switches, and input jacks labeled Focusrite ISA 828 MkII.
  • Blue rackmount audio equipment with multiple channels, knobs, switches, and input jacks labeled Focusrite ISA 828 MkII.
  • FOCUSRITE ISA 828 MKII — Microphone, studio recording microphone body
  • Blue rackmount audio equipment with multiple channels, knobs, switches, and input jacks labeled Focusrite ISA 828 MkII.
  • FOCUSRITE ISA 828 MKII — Microphone, studio recording microphone body
FOCUSRITE ISA 828 MKII — Microphone

FOCUSRITE ISA 828 MKII — Microphone

Focusrite ISA 828 MkII is an eight-channel rackmount microphone preamplifier based on the classic ISA preamp design.

$4,929.00
$4,929.00
Condition Brand New
Specs Verified model facts
Checked against 1 listing
Verified
Use Studios needing eight transformer-input ISA preamp channels with line/instrument flexibility and optional Dante/ADAT/AES3 conversion.
Requires appropriate audio and data cables, compatible monitoring, mounting, or power setup
In stock Ask a question

Specifications

Eight-channel microphone preamplifier

Format

Product type Eight-channel microphone preamplifier
Channels 8
Rack space 2U
Input transformers Lundahl LL1538 on every input

Inputs and Gain

Mic inputs 8 rear-panel latching XLR-3 female connectors
Line inputs 8 balanced 1/4-inch TRS jack sockets
Instrument inputs Front-panel 1/4-inch instrument inputs on channels 1-4
Gain range Up to 60 dB gain plus +20 dB trim; 80 dB total gain range

Processing and Expansion

Mic impedance Low 600 ohm; ISA 110 1.4 kohm; Med 2.4 kohm; High 6.8 kohm
Instrument impedance Low 470 kohm; High 2.4 Mohm
High pass filter 75 Hz, 18 dB/octave
Digital expansion Optional ISA ADN8 card for Dante, AES3, S/PDIF and ADAT; up to 24-bit/192 kHz
Mains Universal PSU supports 100-240 V AC

Fit and constraints

Studios needing eight transformer-input ISA pre…

Intended use

Use Studios needing eight transformer-input ISA preamp channels with line/instrument flexibility and optional Dante/ADAT/AES3 conversion.
Not for Users who only need one or two channels, require built-in A-D conversion without buying an option card, or need a compact desktop interface.

Constraints

To use it

Required appropriate audio and data cables, compatible monitoring, mounting, or power setup

Questions

3 to ask before buying

Which connections, drivers, operating systems, and sample rates are supported by this exact revision?

Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.

What cables, mounts, power supplies, or licenses are included?

Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.

Is the current retailer listing new stock, demo stock, open box, or special order?

Ask before you buy via contact. Confirm power, condition grade, and included items against the listing photos.

Description

Product details

The Focusrite ISA 828 MKII is an eight-channel rackmount microphone preamplifier featuring variable input impedance on each channel, including an ISA 110 setting that emulates the original Focusrite preamp. Channels 1-4 include front-panel instrument inputs alongside mic and line options, with up to 80 dB total gain (60 dB plus 20 dB trim) and a 75 Hz high-pass filter. Each channel has six-segment LED metering and switchable rear-panel insert points for inline processing. An optional ISA ADN8 card adds Dante, ADAT, and AES3 digital outputs up to 24-bit/192 kHz.

Seller notes: FOCUSRITE ISA 828 MKII — Microphone. Focusrite ISA 828 MkII.

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