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Power Amplifiers


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The power amplifier is the final component in the signal chain before the loudspeakers. It is the workhorse of a hi-fi system. It takes the low-level signal from the pre-amplifier and converts it to a powerful signal to drive the loudspeakers. It has a low-level input to receive the signal from the preamplifier, and terminals for connecting loudspeaker cables.

Because of the power amplifier's unique function, it differs from other components in size, weight and use. High-quality power amplifiers are usually large and heavy. Moreover, the power amplifier is the component you don't need to touch and adjust. Consequently, power amplifiers are often placed on the floor near the loudspeakers rather than in an equipment rack.

STEREO POWER AMPLIFIER:
A power amplifier with two audio channels (left and right) in one chassis.

MONOBLOCK POWER AMPLIFIER:
A power amplifier with only one audio channel per chassis. Two monoblocks are required for stereo reproduction.

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Constellation Audio Revelation Series - Taurus Stereo Power Amplifier
Constellation Audio Revelation Series - Taurus Stereo Power Amplifier
Taurus stereo

High power from a more compact chassis
Two massive toroidal power transformers
250 watts per channel into 8 ohms, 500 into 4 ohms
Classic Constellation Balanced Bridged amplifier circuitry
Line Stage Gain Module with Direct mode for superior fidelity

A smaller chassis.
Taurus is something a little different for Constellation. In building their power amplifiers, they tended to focus purely on performance. But after their “dream team” of the world’s top audio engineers created the relatively compact Inspiration Stereo 1.0, they realized they could use some of the same construction techniques to create an exceptionally powerful amplifier in a chassis considerably smaller than that of our Performance Series Centaur III amplifier. And now - Taurus, an amplifier that stands only 8.5 inches high but delivers 250 watts per channel into 8 ohms, and comfortably doubles that number into 4 ohms.


£ 24,998.00 *
* Only available for purchase in-store
 
Stemfoort SF-200 (SF200) Power Amplifier
Stemfoort SF-200 (SF200) Power Amplifier
Stemfoort SF-200 Passive Line Amplifier

The power amplifier is a wide bandwidth design reaching frequency extremes of 6Hz – 120kHz. This allows your music to retain all the low level detail and nuances that create the authentic atmosphere of a recording. This wide bandwidth capability provides excellent dynamic performance for high resolution music streaming such as 24/192, DSD and SACD formats.

With


£ 2,720.00 *
* Only available for purchase in-store
 
Niles SI-2150 (SI2150) Power Amplifier
Niles SI-2150 (SI2150) Power Amplifier
SI-2150 150W 2-Channel Power Amplifier (550W Bridged)

•Digital, high current bridgeable stereo amplifier
•150 watts RMS per channel into 8 Ohms (all channels driven)
•270 watts RMS per channel into 4 Ohms (all channels driven)
•Channels are bridgeable to 550 watts RMS into 8 Ohms
•Auto switching 110V-230V power supply
•Three turn-on modes: music sense, voltage trigger, and manual
•Voltage trigger input accepts 3-30VAC/DC


Availability Retail (inc. 20% VAT)
£ 910.00
Quantity / Units:
 
Niles SI-2100 (SI2100) Power Amplifier
Niles SI-2100 (SI2100) Power Amplifier
SI-2100 - 100W Two-Channel Power Amplifier (400W Bridged)

•Digital, high current bridgeable stereo amplifier
•100 watts RMS per channel into 8 Ohms (all channels driven)
•220 watts RMS per channel into 4 Ohms (all channels driven)
•Channels are bridgeable to 400 watts RMS into 8 Ohms
•Auto switching 110V-230V power supply
•Three turn-on modes: music sense, voltage trigger, and manual
•Voltage trigger input accepts 3-30VAC/DC


Availability Retail (inc. 20% VAT)
£ 700.00
Quantity / Units:
 
Niles SI-250 (SI250) Power Amplifier
Niles SI-250 (SI250) Power Amplifier
SI-250

50W Two-Channel Power Amplifer (225W Bridged)

•50 watts RMS per channel into 8 Ohms (all channels driven)
•100 watts RMS per channel into 4 Ohms (all channels driven)
•Channels are bridgeable to 225 watts RMS into 8 Ohms
•Channels are bridgeable to 225 watts RMS into 8 Ohms
•Three turn-on modes: music sense, voltage trigger, and manual
•Voltage trigger input accepts 3-30VAC/DC
•Audio circuitry constructed with the finest parts available, including 1% metal film resistors, high quality capacitors and oversized heat sinks for clear and uncolored sound


Availability Retail (inc. 20% VAT)
£ 524.50
Quantity / Units:
 
Niles SI-1650 (SI1650) Power Amplifier
Niles SI-1650 (SI1650) Power Amplifier
SI-1650

16-Channel, TCP/IP, Fully Configurable Power Amplifier.

High-power, 16-channel, web configurable power amplifier.

•Fully configurable 16-Channel amplifier
•50 watts RMS per channel into 8 Ohms
•100 watts RMS per channel into 4 Ohms
•High power mode configures amplifier to 8 channels x 100 watts RMS into 8 Ohms
•Auto switching 110V-230V power supply
•Unique web browser configuration allows each channel to select from any of 16 inputs or combination of inputs


Availability Retail (inc. 20% VAT)
£ 3,820.00
Quantity / Units:
 
Audiolab 8300XP Stereo Power Amplifier
Audiolab 8300XP Stereo Power Amplifier
The 8300XP is a classic Audiolab stereo power amplifier, with a sound as clean and crisp as its minimalist exterior. Its pedigree is impeccable, descended from a range of amplifiers revered throughout the world for their unerring ability to perform at the highest level.

Delivering 140W per channel into 8 Ohms, the 8300XP is capable of driving even the toughest of loudspeakers with sure-footed authority, combining Audiolab’s class-leading neutrality with an unerring ability to engage the listener throughout a musical performance. When listening to the 8300XP, what you hear is the music – pure and unadulterated, with detail and dynamic range fully intact.


Availability Retail (inc. 20% VAT)
£ 1,299.95
£ 1,299.95
Quantity / Units:
 
Yamaha WX-A50 (WXA50) Micro Stereo Amplifier
Yamaha WX-A50 (WXA50) Micro Stereo Amplifier
The WXA-50 is a new-concept audio component that goes beyond conventional audio thinking. It let you access a wide variety of audio content such as music from streaming services or stored on a smartphone, and enjoy high quality sound and style thanks to the ability to network with Yamaha’s exclusive MusicCast multi-room audio system. High functionality and performance bring you musical enjoyment just the way you want it.


Availability Retail (inc. 20% VAT)
£ 449.95
Quantity / Units:
 
Luxman CL38uC Valve Power Amplifier
Luxman CL38uC Valve Power Amplifier
CL-38uC An attractive custom vacuum tube control amplifier

The CL-38uC uses SRPP (Shunt Regulated Push Pull) circuitry for all stages to achieve the highest sound quality possible.A genuine phono equalizer is included, the MC-low and MC-high impedance (gain) inputs each have independent MC transformers and are selectable using the MC impedance lever switch.Tone controls enable the listener to fine tune the sound quality.Refined exterior design and newly added balanced inputs make this vacuum tube control amp a new standard for its generation.


Availability Retail (inc. 20% VAT)
£ 4,000.00
Quantity / Units:
 
Luxman MQ88uC Valve Power Amplifier
Luxman MQ88uC Valve Power Amplifier
MQ-88uC A vacuum tube power amplifier with ambition

The MQ-88uC has an elegant dark brown finish, realizing a modern classical appearance reminiscent of our finest legacy products. This model’s improved clarity and warm, accurate audio reproduction, unique to vacuum tube products, and the quality of the components and engineering shine through. We strongly feel that the introduction of new technology and added customization will prove integral to this model’s appeal as a modern day vacuum tube amplifier.


Availability Retail (inc. 20% VAT)
£ 5,500.00
Quantity / Units:
 
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