Cambridge Audio Edge A Integrated Amplifier - Dreamedia AV
Cambridge Audio Edge A Integrated Amplifier - Dreamedia AV
Vendor: Cambridge Audio

Cambridge Audio Edge A Integrated Amplifier

High-fidelity integrated amplifier with Class XA tech

Cambridge Audio Authorized Dealer

Need Help?

We're here to help. Call or chat with a Dreamedia specialist.

Free Shipping

Free nationwide shipping available!*

Free Returns

30 day guarantee.
Cambridge Audio Edge A Integrated Amplifier

Unveiling the Pinnacle of Audio Excellence

Welcome to a world where the pursuit of audio perfection meets exquisite design—the Cambridge Audio Edge A Integrated Amplifier. Crafted with passion and precision, the Edge A represents the culmination of 50 years of Cambridge Audio's pioneering spirit and engineering prowess. Inspired by the company's very own Prof. Gordon Edge, this amplifier embodies the quintessence of high-fidelity sound and aesthetic elegance.

A Marvel in Engineering

The Edge A is not just an amplifier; it's an experience. It offers an auditory journey that begins with its remarkable power specifications, delivering a robust 100W RMS per channel into 8 ohms and an impressive 200W RMS per channel into 4 ohms. Such power ensures that your music is presented with the grandeur and dynamism it truly deserves.

  • Continuous Power Output 8 Ohms: 100W RMS
  • Continuous Power Output 4 Ohms: 200W RMS

Harmonic Precision

Dive into the depths of sound with an amplifier that has a total harmonic distortion (THD) so low, it's almost immeasurable. At 1kHz 8 Ohms, the THD is less than 0.002%, and across the full audible spectrum of 20Hz-20kHz, it remains below 0.02%. This translates to an audio output that is as close to the original recording as possible—pure, clean, and uncolored.

  • Total Harmonic Distortion 1kHz 8 Ohms: <0.002%
  • Frequency Response: <3Hz – >80kHz +/-1dB

Unmatched Connectivity

The Edge A is designed to be the centerpiece of your home audio system with a plethora of input options. From its balanced inputs to the high-resolution USB Audio Class 2.0 input supporting up to 24-bit 384kHz PCM and DSD256, your digital audio files have never sounded better. And for vinyl enthusiasts, a dedicated phono input ensures that every detail of your record collection is captured with clarity.

  • USB Audio Input: USB Audio Class 2.0 up to 24-bit 384kHz PCM, DSD256
  • Bluetooth Version: 4.1 with aptX HD

Streaming with Ease

In an era where wireless convenience is paramount, the Edge A steps up with Bluetooth 4.1 featuring aptX HD for high-fidelity streaming. Whether you're unwinding with your favorite playlist or hosting a soirée, your music follows you effortlessly without the hassle of cables.

Design That Speaks Volumes

The Edge A is a visual statement as much as it is an auditory one. The matte-finished, dark silver case is a tribute to minimalist elegance, ensuring this amplifier will take pride of place in any room. With dimensions that speak to its robust capabilities without overwhelming your space, the Edge A is as much a pleasure to display as it is to listen to.

  • Dimensions: 150 x 460 x 405mm (5.9 x 18.1 x 15.9")
  • Weight: 24.4kg (53.7lbs)

In the Box

Your Edge A Integrated Amplifier comes with everything you need to immerse yourself in the ultimate audio experience:

  • Edge A Integrated Amplifier
  • 1.5M Power Lead
  • Edge Remote Control
  • 3 x AAA Batteries
  • Bluetooth Antenna
  • Edge Link Cable
  • Edge A User Manual

A Symphony of Features

The Edge A is not just about power; it's about precision. Class XA amplification technology ensures that crossover distortion is virtually eliminated, providing a sound that is detailed and transparent. The opposing symmetry twin toroidal transformers reduce electromagnetic interference, while the DC-coupled topology maintains a pure signal path from source to speaker.

  • Class XA technology for improved performance
  • DC-coupled topology for a clean signal path

Sound That Surrounds You

Whether it's the delicate strings of a chamber orchestra or the raw energy of a live rock concert, the Edge A brings it all to life. The crosstalk figures at less than -100dB ensure that each instrument stands out in its own space, creating a soundstage that is both wide and deep.

  • Crosstalk @ 1kHz: < -100dB

Sustainability in Mind

In a world where energy conservation is more important than ever, the Edge A stands out with a standby power consumption of less than 0.5W. This amplifier not only delivers exceptional sound quality but also does so with an eye towards energy efficiency.

  • Standby Power Consumption: <0.5W

The Dreamedia Touch

At Dreamedia, we understand that the journey to the perfect home theater system is unique for everyone. That's why we're here to help design a system that not only includes the Cambridge Audio Edge A Integrated Amplifier but also complements it with the best speakers, source components, and accessories to match your personal taste and acoustics of your space.

Your Music, Elevated

The Cambridge Audio Edge A Integrated Amplifier is a testament to what is possible when passion meets precision. It's an invitation to rediscover your music in a way that is more immersive and emotive than ever before. With Dreamedia's expertise and the Edge A's unparalleled performance, your home audio experience will be transformed into something truly extraordinary.

Elevate your sound with the Cambridge Audio Edge A Integrated Amplifier. Contact Dreamedia today, and let us help you design the home theater system of your dreams.

Our Review

Cambridge Audio Edge A Integrated Amplifier Review


Cambridge Audio has long been revered in the audiophile community for creating high-fidelity audio equipment that combines meticulous engineering with a purist approach to sound reproduction. The Edge A Integrated Amplifier, part of their prestigious Edge series, represents the zenith of their craftsmanship, serving as a tribute to Professor Gordon Edge, one of the brand’s founding fathers and a pioneer in audio innovation.


Aesthetic Appeal

The Edge A is not a piece of equipment that fades into the background. With its matte-finished, dark silver case, it exudes a contemporary elegance that commands attention and respect. It's a modern classic, with clean lines and a minimalist front panel that pays homage to Prof. Gordon Edge's original design philosophy. The attention to detail in the aesthetic design ensures that this amplifier will be a conversation piece in any home theater setup.

Build Quality

The heft of the Edge A is the first indicator of its build quality; at 53.7 pounds, it is a testament to the robust materials and solid construction within. The chassis is not just for show; it's designed to minimize magnetic interference and vibration, ensuring that the audio signal remains as pure as possible. The physical dimensions, while imposing, are well-considered, allowing the unit to fit comfortably within a standard audio rack or shelf.



In today's digital age, connectivity is key, and the Edge A excels in this department. The inclusion of Bluetooth aptX HD is a nod to the modern listener’s needs, providing high-quality audio streaming from any compatible device. For the more traditional or quality-conscious user, the S/PDIF digital inputs and USB Audio Class 2.0 support ensure that high-resolution audio formats are handled with ease, catering to the needs of audiophiles and home theater enthusiasts alike.


The Edge A’s versatility is one of its strongest features. It is equipped with a phono input for vinyl lovers, a headphone jack for personal listening, and a preamplifier output for system expansion. This array of inputs and outputs allows the Edge A to serve as the centerpiece of a multifaceted audio system, compatible with a wide array of devices and catering to a multitude of listening preferences.

Innovative Technologies

The heart of the Edge A lies in its innovative Class XA amplification technology, which operates in Class A but without the usual inefficiency and excessive heat generation. This results in a sound that is both warm and precise, with reduced crossover distortion. The opposing symmetry twin toroidal transformers are another feature that sets the Edge A apart, ensuring a balanced power supply and further reducing distortion, while the DC-coupled topology maintains a clean signal path from input to output.


Sound Quality

The audio performance of the Edge A is nothing short of spectacular. With its 100Wpc into 8 ohms and 200Wpc into 4 ohms power output, it drives speakers with authority and control, delivering a sound that is both powerful and nuanced. The Class XA technology shines here, offering a level of clarity and detail that is often reserved for amplifiers at much higher price points. The DC-coupled topology contributes to this clarity, ensuring that the signal path is free of any unnecessary interruptions or alterations.

Power Output

The Edge A's power output is more than a simple number; it's a statement of capability. Whether you're in a small room or a large space, the amplifier has the power to fill it with sound without strain. This power, combined with the advanced technologies within, allows the Edge A to drive a wide variety of speakers, from easy-going bookshelf models to demanding floor standers, with complete confidence.

User Experience

Cambridge Audio has designed the Edge A with the user in mind. The interface is intuitive, allowing for easy control over all features. However, it is worth noting that some users have reported initial quality control issues, though these appear to be isolated incidents. The headphone output impedance is a consideration for those with efficient headphones, as it may affect sound quality. Additionally, the Class XA technology results in the unit running slightly warm to the touch, though this is by design and not indicative of any operational flaw.

Pros and Cons

The Cambridge Audio Edge A Integrated Amplifier stands out with its high-quality Class XA amplification, comprehensive connectivity options including Bluetooth aptX HD, and a clean signal path thanks to its DC-coupled topology. The design is both solid and unique, reflecting the brand's commitment to both form and function. On the downside, the headphone output impedance and initial quality control issues may be of concern to some users, and the unit's tendency to run warm should be considered when planning your setup.

Final Thoughts

In the realm of high-end audio, the Cambridge Audio Edge A Integrated Amplifier is a formidable contender. It offers a refreshing blend of traditional audiophile qualities and modern features that cater to the evolving demands of music lovers. While it may not be the perfect fit for every user—especially those with very efficient headphones or a preference for cooler-running equipment—it stands as a testament to Cambridge Audio's dedication to audio excellence. The value proposition is strong, especially for those seeking top-tier sound quality and versatile connectivity in a single package. When compared to its competitors, the Edge A holds its own, offering a unique combination of performance, design, and features that make it a worthy centerpiece of any high-fidelity audio system.

Additional Considerations

Heat Management

The concern over the unit running hot is not unfounded, as Class A amplifiers are known for their heat generation. However, the Class XA design mitigates this to a manageable level. Proper ventilation should be considered when installing the Edge A to ensure longevity and optimal performance.

Headphone Compatibility

For headphone enthusiasts, the output impedance may be a sticking point. While it will not be an issue for all headphones, those with particularly high efficiency may not pair well with the Edge A, and a dedicated headphone amplifier might be a better match in such cases.

Longevity and Support

Cambridge Audio has a reputation for supporting their products, and the Edge A is no exception. With a robust build quality and the backing of a respected manufacturer, users can expect long-term performance with proper care and maintenance.

User Impressions

The Edge A has garnered praise from users for its sound quality, build, and design. While individual experiences may vary, the overall impression is that of a high-quality amplifier that lives up to the Cambridge Audio name and the legacy of Prof. Gordon Edge.

In the end, the Cambridge Audio Edge A Integrated Amplifier is a statement piece that offers more than just good looks—it delivers an audio experience that will satisfy the discerning listener while providing the versatility and connectivity that modern users demand.


Power Specifications

  • Continuous Power Output 8 Ohms: 100W RMS
  • Continuous Power Output 4 Ohms: 200W RMS
  • Total Harmonic Distortion 1kHz 8 Ohms: <0.002%
  • Total Harmonic Distortion 20Hz-20kHz 8 Ohms: <0.02%
  • Frequency Response: <3Hz – >80kHz +/-1dB
  • Signal-to-Noise Ratio (ref full power): >103 dB
  • Crosstalk @ 1kHz: < -100dB
  • Max Power Consumption: 1000W
  • Standby Power Consumption: <0.5W

Input Specifications

  • Input Sensitivity Unbalanced: 380mV RMS
  • Input Impedance Balanced: 47k Ohm
  • Input Impedance Unbalanced: 47k Ohm
  • Balanced Inputs: Yes
  • Coax S/PDIF Input: 16/24 bits, 32-192kHz
  • TOSLINK Input: 16/24 bits, 32-96kHz
  • USB Audio Input: USB Audio Class 2.0 up to 24-bit 384kHz PCM, DSD256
  • Bluetooth Version: 4.1 A2DP/AVRCP, aptX HD
  • Unbalanced Inputs: Yes
  • Audio Return Channel (ARC): Yes

Output Specifications

  • Speaker Outputs: Yes
  • Preamplifier Outputs: Yes
  • Headphone Output: Yes (recommended impedance 12-600 ohms)

Physical Specifications

  • Dimensions: 150 x 460 x 405mm (5.9 x 18.1 x 15.9")
  • Weight: 24.4kg (53.7lbs)

In the Box

  • Edge A Integrated Amplifier: Yes
  • Power Lead: 1.5M
  • Remote Control: Edge Remote Control
  • Batteries: 3 x AAA
  • Bluetooth Antenna: Yes
  • Link Cable: Edge Link Cable
  • User Manual: Edge A User Manual

Trusted by over
5,500+ customers