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RS 4.0
Technical Highlights
- Leistung von 75 W RMS, Impedanz 3,2 Ω, exzellente Klangqualität.
- Neodym Antrieb, CNC-gedrehte Polplatten, 77 Hz Resonanzfrequenz.
- Alu-Druckguss-Korb, 91 dB Schalldruckpegel, 48 mm Einbautiefe.
- More technical details
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RS 4.0 by ARC Audio
The RS 4.0 from ARC Audio is a 4" (10cm) Midrange Speaker that impresses with its top-notch craftsmanship and high-quality features. With a power of 75 W RMS, this high-end midrange speaker delivers clear and detailed sound. Outstanding features include an extremely ventilated aluminum die-cast basket, a powerful neodymium drive, and a highly durable, long-stroke voice coil. The lightweight and resonance-free bamboo fiber membrane, as well as the low-loss rubber surround, also contribute to the excellent sound quality. The RS 4.0 is ideal for installation in vehicles and offers a unique dust cap and CNC-machined pole plates for optimal performance.
- extremely ventilated aluminum die-cast basket
- powerful neodymium drive
- highly durable and long-stroke voice coil
- very light and resonance-free bamboo fiber membrane
- unique dust cap, designed for use in vehicles
- low-loss rubber surround
- CNC-machined pole plates
- well-guided pole core with copper cap
Technical specifications
- High End 12cm Midrange Speaker
- RMS power: 75 W
- Peak power: 150 W
- Outer diameter: 121 mm
- Installation diameter: 102.6 mm
- Bolt circle: 6 x 4.3 mm on 113 mm
- Installation depth: 48 mm
Parameter
- Rdc = 3.2 Ω
- Fs = 77 Hz
- Mms = 4.9 g
- Bl = 4.3 Tm
- Rms = 0.45 kg/s
- Cms = 0.87 mm/N
- Sd = 50 cm²
- Qms = 5.27 / Qes = 0.41 / Qts = 0.38
- Vas = 3.1 liters
- SPL (2.83 V/1 m) = 91 dB

