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Roksan K2 Stereo Power Amplifier

  • 125 Watts, into 8Ω both channels driven

  • Optimised routing and shorter speaker output cables

  • Redesigned chassis and cover with improved ventilation

  • Comes with Roksan's 5 year Warranty


£699.90

Roksan K2 Stereo Power Amplifier

The K2 stereo power amplifier is derived from the K2 integrated and sets the new standard for affordable hi-end power amplifiers. This power amplifier is refined way beyond expectation providing a powerful, punchy yet delicate and musical sound full of dynamics and timber. The sound stage and musicians have the realistic scale and 'air' about them that is achievable by only a few of the very best power amplifiers regardless of cost.

The new K2 power amplifier benefits from totally revised internals. The mains transformer and the AC circuitry utlise improved components and layout. The switchable input selects between Straight or Trimmed allowing full gain adjustment when used with other amplification .The new circuitry provides immense power with excellent resolution and negligible distortion. The music through the K2 stereo power amplifier is powerful, engaging and with exceptional timing. This is an excellent stand-alone Power Amplifier which is also a perfect match for the K2 Integrated Amp in multi-amp configuration.

Features

  • New Main amplifier PCB

  • Symmetrical amplifier layout

  • Optimised power supply layout, distribution an decoupling

  • Better decoupling and power regulation to all stages

  • Improved Straight Input section

  • Improved Trimmed Input section

  • Switch-able straight & trimmed inputs with full volume trim

  • Directly powered power amp section form the main power supply

  • Improved grounding

  • Optimised routing and shorter speaker output cables

  • New improved protection circuit

  • Improved wideband noise rejection

  • Elimination of internal cables and connections for improved performance

  • Reduced residual hum and noise

  • Redesigned chassis and cover with improved ventilation

Specifications:


Inputs

Straight RCA(L&R)

Trimmed RCA(L&R)

Switchable

Input Impedance

23 kΩ

Input Sensitivity (115W)

900mV

Outputs Speaker

L & R (x1)

Output Power

>125 Watts, into 8Ω

both channels driven

>200 Watts, into 4Ω

both channels driven

Power Supply

500VA Ultra Low Noise Toroidal Transformer

Damping Factor

>110 (8Ω

Frequency response

(-3dB), <3Hz – >100kHz

Straight or trimmed input

Gain

31.6 dB Straight or untrimmed

-50 dB (Full Mute) Fully trimmed

Harmonic Distortion

<0.003% 1kHz - 8Ω

Signal to Noise Ratio

100dBa (ref. 900mV)

Power Source

100V – 120V 50Hz / 60Hz

220V – 240V 50Hz / 60Hz

Power Consumption

Warm Up Mode <25W, Full Power <800W

Dimension

432 x 380 x 90 (W x D x H) mm

432 x 380 x 105 (including feet)

Weight

14 Kg

 

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