Sugden Masterclass LA-4 Pre-amplifier

In stock

The Sugden Masterclass LA-4 is a line level stereo pre-amplifier with authority, finesse and the capability to develop a sound stage with imaging, dimensional realism, and time/space elements in perfect harmony. The units primary function is ‘Simply More Music’  with a neutrality to allow end users to choose mating components and obtain customised performance.

The LA-4 was developed to complement the Sugden Masterclass Power Amplifiers and at its heart has dual mono, dc-coupled, Class A, current feed back gain stages. The gain stages are each powered by current shunt differential power supplies  which enable the fastest transients and  most powerful crescendos with true musical empathy.

The LA-4 has provision for stereo pairs of balanced inputs, four single ended RCA (phono) inputs, a By-Pass input, Input and output recording facility, two main pre-amp outputs and a balanced output.



- Input Sensitivity: 100mV for 1 Volt out

- Maximum Output: 10 Volts

- Frequency Response (+/- 0.1dB): 15Hz - 30kHz

- Bandwidth (+/- 3dB): 6Hz - 300kHz

- Signal to Noise: >90dB

- Distortion: <0.006% @ 1kHz, 1 Volt out -

 Weight: 1 (kg)

- Dimensions: 75H x 430W x 350D (mm)

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