If a preamplifier is viewed as the control center of a music system, then an amplifier can be regarded as the "engine" which p...

  Audio Research Preamplifier The SP-12 is a musically accurate, High Definition wide bandwidth, vacuum tube preamplifier offering the  ...

The D-110 is a linear 2-channel power amplifier of extremely high quality construction designed for the reproduction of speech and musi...

Audio Research Dual-100  Features: Exclusive New Circuitry (Patented and Patent Pending) Quality Construction 1/8" anodized ...

  The SP11 is a hybrid unit, utilizing both vacuum tubes and FETs (Fiel Effect Transistors). It is not intended that this product should ...

M300 Hybrid Monaural Power Amplifier - Audio Research Corporation developed and patented new circuitry allowing hybrid utilization of F...

  Audio Research now proudly introduces the Classic,  new , moderately priced stereo hybrid amplifiers that come surprisingly close to th...

Audio Research now proudly introduces the Classic 30; new , moderately priced stereo hybrid amplifiers that come surprisingly close to ...

  Four Critical Performance Areas The SP-10 have been widely acclaimed as representing the state-of-the-art. In music reproduction and ...

  The single greatest requirement of a preamplifier is to amplify the given signal input without adding or subtracting musical informatio...

  Audio Research SP-6 High Definition music   stereo preamplifier features: Close tolerance segmented gain control; 2 dB steps (guarant...