Compare Cambridge SX-70 vs Amphion Argon5C vs Amphion Helium520C
Construction
Colors
Black Matte
Speaker: White, Black, or Walnut / Grilles: Stone grey, Traffic red, heather violet, Turquoise blue, Sky blue, Yellow green, Sulfur yellow, Beige brown
Speaker: White, Black, or Walnut / Grilles: Stone grey, Traffic red, heather violet, Turquoise blue, Sky blue, Yellow green, Sulfur yellow, Beige brown
Drivers | Tweeter
1 x 25mm (1’’) silk dome
1x 1" titanium tweeter
1x 1" titanium tweeter
Drivers | Woofer
2 x 100mm (4’’) paper cone
2x 5.25" aluminium woofer
2x 5.25" paper woofer
Form Factor
Center channel loudspeaker
Center channel loudspeaker
Loudspeaker Type
2-way, closed
2-way, bass reflex
2-way, bass reflex
Dimensions
Size | Depth
246 mm
265 mm (10.5")
265 mm (10.5")
Size | Height
138 mm
160 mm (6.5")
160 mm (6.5")
Size | Width
360 mm
510 mm (20")
510 mm (20")
Weight
4.0 kg
11 kg (26 lbs)
10 kg (22 lbs)
Function
Crossover
1600 Hz
1600 Hz
Performance
Frequency Response
65Hz – 20kHz
46Hz - 25kHz (-6dB)
48Hz - 25kHz (-6dB)
Impedance
8 ohms
8 ohms
8 ohms
Power Input
10 – 100 W
25-150 W
10-150 W
Sensitivity
85 dB
90 dB
90 dB
Production
Debut
2020-10-01
2017-12 (redesigned)
2017-12 (redesigned)
Made In
China
Finland (handmade)
Finland (handmade)
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