Car Audio
1999 Kenwood Amplifiers

KAC-X401M
Mono Power Amplifier
Suggested Retail Price: $650

Key Features

Power Output at 4 Ohms, at 14.4V (20Hz-20kHz,
0.05% THD): 300 Watts x 1

Power Ratings

Power Output at 4 Ohms, at 12V (20Hz-20kHz,
0.05% THD): 200 Watts x 1
Power Output at 2 Ohms, at 12V (1kHz, 0.5%
THD): 400 Watts x 1
Maximum Output Power: 1200 Watts x 1
Power Output at 4 Ohms, at 14.4V (20Hz-20kHz,
0.05% THD): 300 Watts x 1
Power Output at 2 Ohms, at 14.4V (1kHz, 0.5%
THD): 600 Watts x 1

Power Supply Features

Power MOSFET Switching Power Supply
PowerSlide
Copper-Shielded EE Core Transformer: 2
Dual Power Supply
Large Toroidal Noise Suppression Filter
Large Secondary Capacitors
Power Input Terminals: Gold-Plated, Large
Screw-Type
Power Indicator: 3 Color, 4 LED
2-Ohm Stable
Glass Epoxy Printed Circuit Board
Brushless Cooling Fan: Top-Mounted

Audio Features

Sigma Servo
Variable Low-Pass Electronic Crossover: 50 - 200Hz,
24dB per Octave
LAPT Audio Transistors
RCA Audio Inputs: Gold-Plated
Selectable Infrasonic Filter: Off/15/20/25/30Hz, 24dB
per Octave
Variable Band Reject Filter: 40Hz - 200Hz
Glass Epoxy Printed Circuit Board
Speaker Connectors: Gold-Plated, Large Screw-Type
B.M.S. (Bass Management System)
Quiet Turn-On
Balanced Isolation Circuit
Speaker Relay Protection
Sigma Servo Terminals: Gold-Plated, Screw-Type
RCA Line Outputs: Gold-Plated