Sam-300D Active Subwoofer Amplifier Module 420W for speaker cabinet build

High-performance active module in class D technology

Variable low-pass filter: 40-200 Hz (18 dB)

Continuously adjustable phase control 0-180° for perfectly matching it to the main speakers

Line input, par. line output

Integrated bass boost of approx. 3 dB at 40 Hz

High-level inputs for parallel connection to the speaker cables

High power reserves

Specifications:

Peak output power 420 W
Power rating 300 W
Power rating at 4 Ω 300 W
Power rating at 8 Ω 150 W
Channels 1
Inputs max. 7 V/22 kΩ
Attenuation factor 24.4
Frequency range 20 Hz - (var. 40-200 Hz)
Crossover network 18 dB/oct.
S/N ratio > 70 dB
THD < 0.1%
Mains voltage ~ 230 V
Mains frequency 50 Hz
Power consumption, operation 440 VA
Power consumption, standby < 0.5 W
Admiss. ambient temp. 0-40 °C
Width 188 mm
Height 255 mm
Depth 90 mm
Weight 1.3 kg
Connections 1 x RCA (line in),1 x speaker terminal (high power in),

1 x RCA (line out)
Packing dimensions (W x H x L) 0.19 x 0.09 x 0.255 m
Gross weight 1.722 kg
Net weight 1.304 kg