Description

Hertz MLPower4 – 4-Channel 1000W D-Class Amplifier for Mille Systems

The Hertz MLPower4 amplifier is specifically crafted to elevate the performance of Mille speakers. Equipped with Advanced D-Class (ADC) technology, it offers exceptional audio clarity in a compact form with impressive power efficiency. Its advanced heat sink design combines extrusion and aluminum die-casting, allowing it to maintain full power without overheating, maximizing thermal management. The MLPower4 is the ultimate choice for a high-quality front-rear Mille audio system setup.

Key Features

Advanced D-Class Technology (ADC): Delivers high-quality sound with maximum power efficiency.
HDP IN & ART Function: Compatible with OEM head units (Speaker In) and aftermarket sources (RCA In). The ART (Automatic Remote Turn-On/Off) prevents bumps when turning on.
Real-Time LED Status Display: Monitors amplifier status, alerting for overheating, excess load, or short-circuits.
Enhanced Heat Sink Design: Double-technology heat sink allows continuous operation without overheating.

General Specifications

Channels: 4 – 3 – 2 configurations
Power Supply Voltage: 11 – 15 VDC
Idling Current (Power ON/OFF): 1.5 A / 0.04 mA
Max Current Consumption (1Ω, 14.4 VDC): 50 A
Distortion (THD, 100 Hz @ 4Ω): 0.08%
Frequency Range (-3 dB): 5 Hz – 55 kHz
Signal-to-Noise Ratio: 100 dB
Damping Factor (100 Hz @ 4Ω): 80
Dimensions: 170 x 289 x 46.7 mm (6.69 x 11.38 x 1.84 in)
Weight: 2.45 kg (5.4 lb)

Output Power Ratings

CEA 2006-A Ratings:

RMS Power (4Ω, ≤1% THD+N, 14.4 V): 120W x 4 Channels
RMS @ 14.4 VDC, THD 1%:

4 Channels: 150W x 4 (4Ω), 250W x 4 (2Ω)
3 Channels: 150W x 2 + 500W x 1 (4Ω), 250W x 2 + 500W x 1 (2Ω)
2 Channels: 500W x 2 (4Ω)

Inputs and Filters

Input Types: Speaker In / RCA In with balanced circuitry
Automatic Remote Turn-On/Off (ART): Available with Speaker In
Crossovers: Adjustable