Focusrite ISA 428 MKII
Professional music gear - detailed information and where to buy

Product Description
- Focusrite ISA 428 MKII
- 4-Channel preamplifier
- For microphone - instrument Hi-Z and line signals (transformer-based)
- 4 Line outputs
- Variable input impedance
- Per channel: phantom power
- insert
- phase reverse and variable high-pass filter (16 - 420 Hz)
- 6-Segment LED display
- Optionally upgradeable with: 24 bit 192 kHz 8-channel AD converter card
- Dimensions: 19"/ 2U
Additional Information
About the Focusrite ISA 428 MKII
The Focusrite ISA 428 MKII represents excellent craftsmanship in the Preamps category.
Why Choose the Focusrite ISA 428 MKII?
- •Authentic Focusrite craftsmanship and design
- •Versatile sound suitable for multiple musical genres
- •Professional build quality and reliable performance
- •Part of Focusrite's respected Preamps lineup
Compare & Explore
Browse our complete selection of Focusrite instruments or explore other Preamps options. Use our comparison tools to find the perfect match for your musical style and budget.
Similar Products

SE Electronics Reflexion Filter Pro Black
Other Acoustic Treatment
$230
Portable Absorber / Diffusor, For mounting behind the microphone (not...
Dimensions:
390 x 200 x 320 mm

Zoom H4essential APH-4e Bundle
Portable Recorders
$208
Dimensions:
(L x W x H): 156.1 x 66.9 x...
Weight:
226 g


Ampeg RB-112 Bundle
Solid-State Bass Combos
$596
Dimensions:
462 x 543 x 360 mm
Weight:
11.75 kg

KNA Pickups PAS-24 Audio Interface
USB Audio Interfaces
$142
Audio Interface, Studio quality with 24-bit/192 kHz, Loopback function, Controls:...
Dimensions:
14.5 x 13.3 x 3.3 cm

Manuel Rodriguez Superior Anniversario 120 J-SB
4/4 Size Classical Guitars
$1,099
Classical Guitar, Special model for the anniversary of Guitarras...

Behringer WING Compact Flyht Pro Bundle
Digital Mixers
$2,748
Dimensions (W x H x D):
453 x 225 x 574 mm
Weight:
15.9 kg

Kawai K-200 ATX 4 WDB Piano
Pianos
$9,119
Piano, With AnytimeX-4 equipment, Millennium III mechanics with ABS carbon parts of...
Dimensions (H x W x D):
114 x 149 x 57 cm
Weight:
208 kg
Frequently Asked Questions
The Focusrite ISA 428 MKII stands out for its exceptional Focusrite craftsmanship and innovative design. This instrument offers professional-grade quality with reliable performance that musicians trust worldwide.
The Focusrite ISA 428 MKII is designed for intermediate to advanced players who appreciate professional-quality preamps. While beginners can certainly use it, it may be more than what's needed when starting out.
Depending on your specific needs with the Focusrite ISA 428 MKII, you may need various accessories. Check the product specifications for recommendations and compatibility.
Proper care of your Focusrite ISA 428 MKII includes regular cleaning, proper storage, and following manufacturer guidelines. Consult the manual for specific maintenance requirements.
The Focusrite ISA 428 MKII offers unique characteristics that set it apart from similar models. For detailed comparisons with specific alternatives, check out our comparison tools above or browse the similar products section to see how it stacks up against other preamps.