MOSCONI ATOMO 4 CLASS-D 4-CHANNEL AMPLIFIER

Introducing the MOSCONI ATOMO 4, a compact and powerful 4-channel Class-D amplifier designed to deliver maximum performance in tight spaces. With its wide input voltage range, flexible configuration options, and high-quality components, the ATOMO 4 offers precise audio control and efficient power delivery for your car audio system.

Overview:

The MOSCONI ATOMO 4 amplifier is engineered for maximum performance in compact installations. With its small footprint and powerful output, it's perfect for applications where space is limited. The amplifier features flexible input voltage options, configurable inputs, and high-pass/low-pass filters for optimal sound tuning. Whether you're powering speakers or driving a subwoofer, the ATOMO 4 delivers clean, efficient power to your car audio system.

Key Features:

- Compact and powerful 4-channel amplifier
- Wide input voltage range: 0.4 Vrms - 5 Vrms (low level) / 1.6 Vrms - 20 Vrms (high level)
- Inputs flexibly configurable (floating / fixed ground, switchable load resistors)
- Remote detection (BTL)
- High-pass/low-pass filter
- Efficient Class-D technology
- Available in both 12V and 24V versions

Technical Specifications:

- **Power Supply:**
  - Power supply voltage: 10 - 16 V
  - DC-DC converter typology: Unregulated – Push Pull
  - External fuse: 1 x 20 A
  - Power-on/Power-off voltage threshold: 9 V / 6 V
  - Overall efficiency: > 75%
  - Standby current: < 0.1 mA (typical)
  - Idle current: 0.58 A @ 14.4 V
  - Thermal cutoff threshold: 93 °C (± 5 %)

- Output Power RMS @ 14.4 V (1 % THD):
  - Output power RMS @ 4 Ω: 60 W x 4 or 150 W x 2 (BTL)
  - Output power RMS @ 2 Ω: 75 W x 4

- Signal Input:
  - Low level input sensitivity range: 0.3 ÷ 5 Vrms
  - High level input sensitivity range: 1.2 ÷ 20 Vrms
  - Bandwidth (- 3 dB ÷ 10 W): 5 Hz ÷ 31 kHz
  - Low level Input impedance: > 15 kOhm
  - High level input impedance: 21 Ohm (dummy load with jumper)

- Features:
  - Onboard filter configuration: OFF - HP - LP
  - Onboard filter slope: 12 dB/Oct
  - Onboard filter frequency: 80 Hz
  - Start&Stop compliance: YES

- Connections:
  - Low/High level input: Micro-Fit
  - Speaker out: Mini-Fit
  - Power supply: Mini-Fit

- Appearance:
  - Dimensions: 109 x 65 x 34 mm
  - Weight: 320 g
  - Finishing: Black anodized

With its compact size, efficient design, and versatile features, the MOSCONI ATOMO 4 amplifier is an excellent choice for audiophiles and car audio enthusiasts looking to maximize performance without sacrificing space.