McIntosh PS1K Powered Subwoofer

[naks]

wow...

https://www.mcintoshlabs.com/products/subwoofers/PS1K

Electronic Specifications​

Impedance Nominal

• 8 Ohms

Power Output

• 1KW (Two 500W, one per woofer)
• Maximum Output > 113 dB

Frequency Response

• 20Hz - 500Hz with LFE
• 20Hz - 100Hz without LFE

Filter Frequencies

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

Input Sensitivity

• 1V Balanced
• 500mV Unbalanced (0.5V)

Total Harmonic Distortion

• Amplifier: 0.05%
• Preamplifier (rear panel outputs): 0.005%

Voltage Gain

• Amplifier: 31dB
• Preamplifier: 10dB

Signal To Noise Ratio

• Amplifier: 115dB A Weighted
• Preamplifier: 100dB A Weighted

Input Impedance

• 20K Ohms Balanced
• 10K Ohms Unbalanced

Maximum Input Signal

• 9V Balanced
• 4.5V Unbalanced

Weights & Dimensions​

Unit Dimensions (W x H x D)

• 19-1/4” (48.9cm) x 50-1/16” (128.7cm) x 22-1/2” (57.2cm)
• Base footprint: 25-5/16" (64.3cm) x 28-7/16" (21.43cm)

Unit Weight 370 pounds (167.8 kg)
Shipping Weight 638 pounds (310 kg)