Doogesound DS-350 Class D Subwoofer Amplifier Plate, 350W RMS
DoogeSound SW-350 350W RMS Class D High-End Subwoofer Amplifier Plate
Experience powerful, deep, and impactful bass with the DoogeSound SW-350 High-End Class D Subwoofer Amplifier Plate, designed for high-performance subwoofer applications. With a rated output of 350W RMS, this amplifier plate is an excellent choice for DIY speaker builders, audio enthusiasts, and home theatre applications seeking powerful low-frequency performance.
Featuring efficient Class D amplifier technology and a compact plate-amplifier design, the SW-350 is suitable for integration into compatible subwoofer enclosures.
Key Features
350W RMS Power Rating: Designed for powerful and dynamic subwoofer amplification.
Class D Amplifier Technology: Efficient amplification in a compact design.
Comprehensive Protection System: Built-in protection features help safeguard the amplifier during operation.
Clip Limiter Protection: Helps control excessive signal clipping.
DC Protection: Helps protect against DC-related output faults.
Short-Circuit Protection: Helps protect against output short circuits.
Overcurrent Protection: Helps protect against excessive current conditions.
Overheat Protection: Helps protect the amplifier from excessive operating temperatures.
Plate Amplifier Design: Designed for installation in compatible subwoofer cabinets.
350W RMS Power Rating: Designed for powerful and dynamic subwoofer amplification.
Class D Amplifier Technology: Efficient amplification in a compact design.
Comprehensive Protection System: Built-in protection features help safeguard the amplifier during operation.
Clip Limiter Protection: Helps control excessive signal clipping.
DC Protection: Helps protect against DC-related output faults.
Short-Circuit Protection: Helps protect against output short circuits.
Overcurrent Protection: Helps protect against excessive current conditions.
Overheat Protection: Helps protect the amplifier from excessive operating temperatures.
Plate Amplifier Design: Designed for installation in compatible subwoofer cabinets.
TEST SPECIFICATIONS
1% THD+N, 4Ω / 100Hz (Level & Crossover at Max)
LINE: 350 W | LFE: 355 W | BAL: 355 W
POWER = 350 W / 4Ω / 100Hz (Level & Crossover at Max)
LINE: 0.3% | LFE: 0.2% | BAL: 0.2%
LINE IN (Auto ON Sensitivity)
LINE: 3 mV
LINE-IN POWER = 350 W / 4Ω / 100Hz (Level & Crossover at Max)
LINE: 160 mV | LFE: 160 mV | BAL: 160 mV
LINE-IN POWER = 350 W / 4Ω / 100Hz (Level & Crossover at Max)
LFE: 145 mV | BAL: 140 mV
POWER = 1 W / 4Ω / 100Hz, 0dB to -3dB (Level & Crossover at Max)
LINE: 16–150 Hz
LFE: 16–1.35 kHz
POWER = 1 W / 4Ω / 100Hz, 0dB to -3dB (Level at Max, Crossover at Min)
LINE: 40–150 Hz
1 W / 4Ω, 150Hz = 0dB, Test Point at 300Hz (Level & Crossover at Max)
LINE: 17 dB/oct
1 W / 4Ω, 16Hz = 0dB, Test Point at 8Hz (Level & Crossover at Max)
LINE: 11 dB/oct
POWER = 1 W / 4Ω / 25Hz (100Hz = 0dB, Level & Crossover at Max)
LINE: +4.2 dB
POWER = 350 W / 4Ω / 100Hz (Level & Crossover at Max) +A
LINE: 100 dB | LFE: 101 dB | BAL: 100 dB
Signal Source: 600Ω (Level & Crossover at Max)
LINE: 1.8 mV | LFE: 1.8 mV | BAL: 1.7 mV
POWER = 500 W / 4Ω / 100Hz
Result: PASS / OK
Short Across Output Channel: 1/8 Power, 4Ω / 100Hz for 2 Minutes
POWER = 350 W / 4Ω / 100Hz, -10% Voltage, Duration: 2 Minutes
POWER = 350 W / 4Ω / 100Hz, +10% Voltage, Duration: 2 Minutes
Auto OFF (Standby Power Mode)
LINE: 0.4 W
Temperature Test Time: 120 Minutes
Test Power: 1/8 Power, 500 W / 4Ω / 100Hz
Specification: <65°C
Line to Ground & Heat-Panel
Test Time: 1 Second
Current: I ≤ 100 mA
Limit Voltage: U = 2120 V DC
Result: PASS / OK
Line to Ground & Heat-Panel Resistance
DC Test Time: 1 Second
Specification: R ≥ 4 MΩ
Result: PASS / OK
Auto Turning OFF Time
Power = 350 W / 4Ω / 100Hz → Input OFF
LINE: 16 Minutes
L × W × H: 98 × 200 × 252 mm
Ideal Applications
DIY active subwoofer projects
Home theatre subwoofer systems
Custom-built bass enclosures
High-performance audio installations
DIY active subwoofer projects
Home theatre subwoofer systems
Custom-built bass enclosures
High-performance audio installations
Choose DoogeSound SW-350 for powerful bass amplification with essential built-in protection features, making it a suitable choice for custom subwoofer builds and home audio projects.
Note: Confirm the supported subwoofer impedance, power supply requirements, and installation specifications before use.