Compare Amphion FlexBase25 vs Sonus faber Gravis V vs Sonus faber Gravis II
Variants
Amp
Walnut
Piano Black
White Matte
Connectivity
Ports
2x LINE Left and Right / LFE RCA + 2x LINE XLR Left and Right / LFE HIGH LEVEL Neutrik 4-pole Speakon
LFE (Low Frequency Effect) mono RCA + LINE mono RCA + HIGH LEVEL Neutrik 4-pole Speakon
Construction
Colors
Red, Black, Wenge
Wood, White, Black, Wenge
Drivers | Subwoofer
10" (25cm) aluminium
1 x 320 mm (12”), long throw, sandwich honeycomb cone, wide rubber surround LF unit
1x 260 mm (10”) long throw, treated paper cone down-firing driver + 1 x 260 mm (10”) front-firing aluminum alloy diaphragm passive infra-bass radiator
Form Factor
Subwoofer
Subwoofer
Loudspeaker Type
1-way closed, stereo
Sealed box loading, single driver, active subwoofer
Drone cone phase-inverter loading, active subwoofer with Class AB amplifier
Dimensions
Size | Depth
342 mm
17.6 in (448.5 mm)
16 in (408 mm)
Size | Height
840 mm
18 in (455 mm)
15.9 in (404 mm)
Size | Width
321 mm
17.6 in (448.5 mm)
14 in (356 mm)
Weight
45 kg (99 lbs)
70.5 lbs (32 kg)
47.3 lbs (21.5 kg)
Function
Amplifier
High performance Class AB
High linearity Class AB
Crossover
35 - 260 Hz Variable
Continuously adjustable 40 to 150 Hz
Continuously adjustable 30 to 120 Hz
Performance
Frequency Response
20-260Hz (low pass) / 35-260Hz (high pass)
- 6dB, from 20 Hz to Fc (user adjustable)
- 6dB, from 25 Hz to Fc (user adjustable)
Impedance
25k ohms
Output Impedance
100 ohms
Power Consumption
1000 W (rated), 2W (standby)
450 W (rated), 0.5 W (stand-by)
Power Output
600W RMS into 4 ohms @ 1% THD
850 W (nominal), 1,200 W (peak)
350 W (nominal), 700 W (peak)
Production
Debut
2020
Made In
Finland (handmade)
Italy (handmade)
Italy (handmade)
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