Matrix P150

The Matrix P150 preamplifier illustrates that originality consist of returning to the origin. This preamplifier has a very solid and compact design, which is almost totally made out of aluminium. As a result the form and function of this preamplifier are matched in perfect harmony. 

The design of the Matrix preamplifier fits perfectly in the Matrix series, but also can easily blend in other stereo settings. The colour of the aluminium casing can be blank aluminium or black. In combination with the minimal red LED-display this preamplifier returns to the origin.


System features



The Matrix P150 preamplifier is a fully balanced single-ended class A preamplifier.  A signal path without coupling capacitors and specially selected non-magnetic 0.5% tolerance resistors, guaranty a sound of highest transparency. 


The output is controlled by a high quality motorized potentiometer. The power supply uses unique filter capacitors, specially designed for Kharma, to assure optimum noise reduction. 


The Matrix P150 comes with an easy to use remote.  With this remote you can change the source, increase or decrease the volume and mute the system.


Technical specs


System:Stereo Pre-Amplifier 

Fully balanced single-ended class A amplifier

RMS Power:30 Watt

Frequency range:0-200k Hz (-3dB, +0dB)

Gain:18 dB

Input sensitivity at max power:2.4 V

Total Harmonic Distortion (THD):< 0.004

SNR:< 90 dB

Input impedance:50k Ohm

Crosstalk:< 85 dB

Connections:1 balanced (female XLR) stereo input 

3 single-ended (RCA) stereo inputs 

1 balanced (male XLR) stereo output 

1 single-ended (RCA) stereo output


The modest size of the P150 is actual hiding the performance this preamplifier can deliver.

Including Stand:


Width:260 mm / 10.24 inch

Height:270 mm / 10.63 inch

Depth:60 mm / 2.36 inch

Excluding stand:


Width:260 mm / 10.24 inch

Height:52 mm / 2.05 inch

Depth:250 mm / 9.84 inch


Advised amplifier

It is recommended to combine the Matrix P150 pre-amplifier with the Matrix MP150 power amplifiers. This combination of the Matrix amplifier and pre-amplifier is specially designed to match both musically as visually. 

Advised external cable

The Matrix P150 can be perfectly complemented with the Matrix cable series.

Matrix P150: Options

A Kharma product must not only have an unbelievable refined sound, which meets the needs of a true music lover, but also must have an astonishing finish to compete with the musicality of the system. 

Primary Stock Program 

The originality of this Matrix preamplifier consists of returning to the origin. This is reached by making the body of the preamplifier almost completely out of aluminium.  Two finishes of this preamplifier have proven their looks in the past and showing of this clear massage of returning to the origin. Therefore the available colour options in the primary stock program are blank and black anodized aluminium.  

* Colours shown only give an indication of the real colour, contact your dealer for references.