BRAND: McIntosh

SERIES: PS1K
TYPE: Powered Subwoofer

A Masterful Blend of Precision, Power, And Passion

Experience bass excellence with the McIntosh PS1K Powered Subwoofer. Expertly engineered with a passion for audio excellence, the PS1K enhances your home audio system by delivering deeper, more precise low frequencies.

OVERVIEW

  • 2) 13” Woofers
  • (2) 500 Watt Amplifiers
  • Up to 1,000 Watt Power Rating
  • Adjustable Low & High Pass Filters, Parametric EQ Filters, Level Control, and Phase Adjustment
  • Extra thick enclosure baffle to ensure ultimate rigidity and low vibration

 

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Design and construction of the PS1K subwoofer embodies a no-compromise approach. At its core are two 13" woofers (also referred to as drivers), equipped with powerful magnets. These drivers feature our proprietary Low Distortion High Performance (LD/HP®) Magnetic Circuit Design, which significantly reduces distortion while boosting power handling and efficiency. Finite Element Analysis (FEA) was essential in optimizing these drivers, ensuring a sound experience that is nothing short of extraordinary. The drivers are designed for extreme linearity to minimize distortion, with an extra-long voice coil and a suspension system engineered for extended linear travel.

The PS1K also features innovative multi-layer carbon fiber cones in the woofers. These cones, with an integrated voice coil joint, provide unmatched rigidity and power handling. Unlike traditional single-layer carbon fiber cones, which could flex and degrade sound quality, the PS1K’s multi-layer design offers exceptional strength and resists flexing, even during extended excursions.
 

The PS1K’s sonic and visual synergy with McIntosh speakers is impeccable, but its powerful capabilities also make it an ideal match for high-output speakers from other manufacturers. The PS1K will easily keep pace with the main speakers in any high-end home audio or home theater system and is capable of maintaining performance at high volumes without compromise.

The PS1K excels in both performance and versatility. Whether you’re using a two-channel stereo system or a multi-channel home theater setup, the PS1K offers balanced stereo inputs and outputs, along with balanced and unbalanced subwoofer inputs and outputs. This range of connection options supports nearly any installation, and daisy-chaining allows for multiple PS1Ks in a system. 

Also available is the PS2K Powered Subwoofer (right) which has four 13″ woofers and a power rating of 2,000 watts.

TECHNICAL SPECIFICATIONS

NUMBER OF WOOFERS
4

WOOFER SIZE
13″

WOOFER TYPE
Carbon Fiber with extra long excursion and Low Distortion High Performance (LD/HP®) Magnetic Circuit Design

IMPEDANCE NOMINAL
8 Ohms

FILTER FREQUENCIES
High Pass: 40Hz – 100Hz
Low Pass: 40Hz – 100Hz
Phase: Continuously Variable
Parametric: Two band 30Hz – 100Hz, variable bandwidth and level +/- 8dB

VOLTAGE GAIN
Amplifier: 31dB
Preamplifier: 10dB

MAXIMUM INPUT SIGNAL
9V Balanced
4.5V Unbalanced

POWER OUTPUT
2KW (Four 500W, one per woofer)
Maximum Output > 120 dB

SIGNAL TO NOISE RATIO
Amplifier: 115dB A Weighted
Preamplifier: 100dB A Weighted

FREQUENCY RESPONSE
20Hz – 500Hz with LFE
20Hz – 100Hz without LFE

TOTAL HARMONIC DISTORTION
Amplifier: 0.05%
Preamplifier (rear panel outputs): 0.005%

INPUT IMPEDANCE
20K Ohms Balanced
10K Ohms Unbalanced

CONNECTIVITY

  • Balanced Input
    1 Pair Stereo
    1 Subwoofer (mono)
  • Unbalanced Input
    1 Subwoofer (mono)
  • Balanced Output
    1 Pair Stereo
    1 Subwoofer (mono)
  • Unbalanced Output
    1 Subwoofer (mono)

DIMENSIONS
Unit Dimensions (WxHxD): 19-1/4” (48.9cm) x 78-5/8” (199.7 cm) x 22-1/2” (57.2cm)
Base footprint: 25-5/16″ (64.3cm) x 28-7/16″ (21.43cm)

NET WEIGHT
458 lbs (207.7kg) 

OTHER PRODUCTS: PRODUCTS / LOUDSPEAKERS