Naim Nait 5si Review: Best Audio Brilliance

Unlock the secrets of Naim Nait 5si with our comprehensive review. Dive into its performance, features, and why it's a top choice in audio.

Author By Glozine Staff
Updated :Mar 12, 2024
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The Naim NAIT 5si is an embodiment of high-performance integrated amplification, delivering a power output of 60W per channel. This product is a successor in a lineage that traces back to our classic NAIT model but boasts technological advancements that place it in a class of its own.

Unparalleled in its ability to reproduce even the most complex rhythms and demanding dynamics, the NAIT 5si offers a gripping and authoritative audio experience. It comes equipped with four inputs supporting both DIN and RCA connections and a 1/4” (6.35mm) headphone output.

Furthermore, its innovative AV bypass mode establishes an effortless co-existence of distinct AV and hi-fi systems. The NAIT 5si not only captures the essence of your music but also inspires an infectious enthusiasm for every genre.

Sound Quality

naim-nait-5si-internal

The Naim NAIT 5si Integrated Amplifier promises an unparalleled auditory experience. Leveraging cutting-edge amplifier technology, the NAIT 5si provides a 60-watt per channel power output, ensuring robust and stirring sound performance.

The product uses technologies borrowed from across the spectrum of Naim Audio products, which are dedicated to maximizing its ability to communicate the fundamentals of music. From its engaging dynamics to its remarkable clarity, the NAIT 5si brings infectious enthusiasm to every music source and genre. This device profoundly embodies Naim’s commitment to achieving high-performance integrated amplification.

Whether you’re seeking to unravel complex rhythms or demanding dynamics, expect this amplifier to deliver with grip and authority. To explore how this amplifier integrates with Naim’s ecosystem for an even more enriching audio experience, read our Naim Uniti Core Review.

Set-Up

naim-nait-5si-setup

The Naim Nait 5si, a powerful and refined stereo amplifier, has been meticulously crafted to deliver remarkable performance. The design is simple, yet effective, with an unblemished aluminum front fascia, adorned only by the volume control, four input buttons, and a 6.35mm headphone jack.

The changes under the hood are more significant, with power output boosted from 50W to 60W per channel (into 8 ohms) due to the incorporation of a larger toroidal transformer and an improved power supply. Further enhancements have been made to the main circuit board and wiring loom, informed by insights from the work on the exceptional Naim DAC-V1.

Additionally, the power amp stage components and all signal capacitors have been updated. The Naim Nait 5si retains the same input options as before, with four stereo RCA inputs and two DIN connectors. In the absence of a screen, the selected input is indicated by a green circle of light around its input button.

Build Quality

The Naim Nait 5si’s construction quality is unmistakably top-tier. The bulk of the modifications are discreetly nestled under the hood, indicative of Naim’s meticulous focus on detail and performance enhancement.

The power output was boosted from 50W to 60W per channel (into 8 ohms), thanks to a larger toroidal transformer and an enhanced power supply. The main circuit board, wire loom, and signal capacitors have all seen improvements, informed by insights derived from the commendable Naim DAC-V1.

The exterior, while minimalistic, is robust and effectively designed. The lack of a screen is offset by the intuitive green circle of light that surrounds the selected input – a simple yet powerful touch reflecting the Naim Nait 5si’s overall build quality.

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What Are The Pros and Cons

Pros

  • High-Performance Amplification: The Naim NAIT 5si offers a power output of 60W per channel, delivering robust and stirring sound performance.
  • Advanced Technology: Incorporates cutting-edge amplifier technology borrowed from a range of Naim Audio products, enhancing its sound quality.
  • Multiple Connectivity Options: Equipped with four inputs supporting both DIN and RCA connections and a 1/4” (6.35mm) headphone output.
  • Innovative Feature: The AV bypass mode ensures easy co-existence of AV and hi-fi systems.
  • Superior Build Quality: The construction quality is top-tier with a minimalistic, robust exterior, and significant improvements under the hood.
  • Improved Power Output: The power output has been boosted from 50W to 60W per channel due to a larger toroidal transformer and an enhanced power supply.

Cons

  • Lack of Display: The absence of a screen may present usability challenges for some users, despite the intuitive green circle of light indicating the selected input.
  • Weight: With a shipping weight of 8.6 kg, the Naim Nait 5si is relatively heavy, which could limit its portability.
  • High Power Consumption: The maximum power consumption is 300VA, which could be a disadvantage for energy-conscious users.
  • Limited Remote Control: The NARCOM-4 Remote Control supplied with the device may lack some advanced features found in competitor products.
  • No Mention of Digital Inputs: With the rise of digital audio sources, the absence of digital inputs may be a disadvantage for some users.

Feature In Table

Feature Description
Power Output The NAIT 5si delivers a power output of 60W per channel.
Inputs The amplifier has four inputs, with support for both DIN and RCA connections.
Headphone Output It includes a 1/4” (6.35mm) headphone output.
AV Bypass Mode The AV bypass mode facilitates an easy co-existence of AV and hi-fi systems.
Amplifier Technology The NAIT 5si incorporates advanced amplifier technology, enhancing its performance while maintaining engineering efficiency, quality, and reliability.
Analog Inputs There are four analog inputs, increasing the device’s applicability.
Communication of Music The NAIT 5si is designed to communicate the fundamentals of music with clarity, engaging dynamics, and infectious enthusiasm to every music genre and source.

Specification of Naim Nait 5si

Specification Naim Nait 5si
Audio Inputs Input Impedance: 20kΩ, Analogue Input: 2 x DIN, 4 x RCA, Input Sensitivity: 150mV
Audio Outputs Speakers, HDD, Other Outputs: Headphone, 1/4″ jack, Line Outputs Fixed (level): 150mV, 600Ω
Finish Case: Black powder coated, Front: Black powder coated
Physical Shipping Weight: 8.6 kg, Shipping Dimensions: 200 x 590 x 500 mm, Weight: 6.8 kg, Dimensions (HxWxD): 70 x 432 x 301 mm
Power Power Consumption (max.): 300VA, Mains Supply: 100V, 115V, 230V; 50 or 60Hz, Power Consumption (quiescent): 19VA
Speaker Outputs Power Output: 60W/channel, 8Ω, Transient: 300VA
Supplied with NARCOM-4 Remote Control, Power-Line Lite mains cable (UK denominations only)
User Control Front Panel: Volume Control, four button matrix, Remote Control: Infra Red (RC5)

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conclusion

Conclusion

In conclusion, the Naim NAIT 5si Integrated Amplifier is an exceptional piece of audio equipment that delivers high-performance amplification. It offers an impressive power output of 60W per channel, owing largely to the incorporation of a larger toroidal transformer and an improved power supply.

The advanced technologies borrowed from across the spectrum of Naim Audio products provide an unparalleled auditory experience. With four inputs supporting both DIN and RCA connections and an added headphone output, it offers superior connectivity options.
The innovative AV bypass mode further adds to its unique features, facilitating the seamless co-existence of distinct AV and hi-fi systems. The meticulous focus on detail and performance enhancement is evident in the device’s top-tier build quality.

As reflected in multiple user testimonials, the Naim NAIT 5si is a testament to Naim’s commitment to delivering robust, high-quality sound performance, making it a leading choice among audiophiles.

Frequently Asked Questions (FAQs)

Q: What is the power output of the Naim NAIT 5si Integrated Amplifier?

A: The Naim NAIT 5si Integrated Amplifier delivers a power output of 60W per channel.

Q: What inputs does the Naim NAIT 5si Amplifier support?

A: The Naim NAIT 5si Amplifier comes equipped with four inputs supporting both DIN and RCA connections.

Q: Does the Naim NAIT 5si Amplifier include a headphone output?

A: Yes, the Naim NAIT 5si Amplifier includes a 1/4” (6.35mm) headphone output.

Q: What is the special feature of the Naim NAIT 5si Amplifier?

A: The Naim NAIT 5si Amplifier features an innovative AV bypass mode. This allows for an effortless co-existence of distinct AV and hi-fi systems.

Q: How does the Naim NAIT 5si Amplifier provide high-performance integrated amplification?

A: The Naim NAIT 5si Amplifier uses advanced amplifier technology, borrowed from across the spectrum of Naim Audio products, to deliver high-performance integrated amplification. It provides a robust and stirring sound performance with a power output of 60W per channel.

Q: What are the set-up features of the Naim Nait 5si Amplifier?

A: The Naim Nait 5si Amplifier has an unblemished aluminum front fascia with a volume control, four input buttons, and a 6.35mm headphone jack. It features a power output boosted from 50W to 60W per channel (into 8 ohms) due to the incorporation of a larger toroidal transformer and an improved power supply.

Q: How is the build quality of the Naim Nait 5si Amplifier?

A: The Naim Nait 5si Amplifier is of top-tier construction quality. It hosts a minimalistic yet robust exterior design, and several improvements under the hood, including an upgraded power supply and main circuit board, informed by insights from the Naim DAC-V1.

Q: What are the pros and cons of the Naim Nait 5si Amplifier?

A: The Naim Nait 5si Amplifier delivers high-performance amplification with a power output of 60W per channel, uses advanced technology, offers multiple connectivity options, and has a superior build quality.

Q: What are the specifications of the Naim Nait 5si Amplifier?

A: The Naim Nait 5si Amplifier has several specifications including an input impedance of 20kΩ, 2 x DIN and 4 x RCA analog inputs, speaker and HDD outputs among others, a black powder-coated case and front, a shipping weight of 8.6 kg, and a maximum power consumption of 300VA.

Where to Buy?

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Glozine Staff

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