Universal Audio 4-710d: 4-Channel Tube/FET Preamp

Name: Universal Audio 4-710d: 4-Channel Tube/FET Preamp
Brand: Universal Audio
SKU: 4710D

Sculpt Your Sound with Hybrid Precision The Universal Audio 4-710d is a powerhouse preamp combining both tube and solid-state circuits to create a versatile sonic palette. With four independent channels each featuring switchable compression based on the classic 1176, the 4-710d delivers professio...

$1,999.00*

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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

Sculpt Your Sound with Hybrid Precision

The Universal Audio 4-710d is a powerhouse preamp combining both tube and solid-state circuits to create a versatile sonic palette. With four independent channels each featuring switchable compression based on the classic 1176, the 4-710d delivers professional-grade sound shaping capabilities in a single rack unit. The integrated A/D conversion ensures that your signal remains pristine through every stage of your recording process.

Specifications:

Preamps: 4-channel Tube/FET Preamp DI with Tone Blending Knob
A/D Conversion: 8-channel 24-bit/192kHz
Hardware Interface: Unknown
Signal Format: Analogue
Mixer Channel Quantity: 4
Item Weight: 11.46 pounds
Product Dimensions: 12.01 x 18.98 x 3.5 inches

Key Features

4-channel Tube/FET Preamp DI with Tone Blending Knob

8-channel 24-bit/192kHz A/D Conversion

Specifications

Channels

4 (Tube/FET Preamp)

Preamplifier Type

Tube/FET with Tone Blending Knob

A/D Conversion

8-channel 24-bit/192kHz

Pros & Cons

👍 Pros

Features 4 channels of Tube/FET preamp with a unique Tone Blending Knob, allowing for a wide range of sonic textures
Incorporates 8-channel 24-bit/192kHz A/D Conversion, providing high-resolution digital audio output
Offers flexible sound shaping with the ability to blend between tube warmth and FET clarity
Provides professional-grade preamplification for microphones and instruments across four channels
The high sample rate and bit depth of the A/D conversion ensure detailed and accurate audio capture

👎 Cons

Specific details about phantom power, impedance options, or other input/output features are not provided
The functionality is specific to studio recording and audio processing, limiting its use for general purposes
Requires additional equipment like microphones, instruments, and a digital audio interface to be fully utilized

Frequently Asked Questions

How many channels does this preamp have?

The Universal Audio 4-710d is a 4-channel Tube/FET preamp.

Can I blend different tones with this preamp?

Yes, it features a unique Tone Blending Knob that allows you to mix between tube and FET preamp characteristics.

What is the quality of the analog-to-digital conversion?

It offers high-quality 8-channel 24-bit/192kHz A/D Conversion for detailed audio capture.

Is this preamp suitable for both tube and solid-state sounds?

Yes, with its Tube/FET design and tone blending knob, you can achieve sounds ranging from warm tube tones to clear FET characteristics.

Does this unit connect to my computer for recording?

While it has 8-channel A/D conversion, it typically connects to a digital audio interface which then connects to a computer.