Cambridge Audio Alva Duo Phono Preamplifier

Cambridge Audio Duo: Moving Coil & Moving Magnet Phono Preamplifier Cambridge Audio presents the Alva Duo Moving Coil & Moving Magnet Phono Preamp, designed to revive the authentic warmth of vinyl with a meticulous approach, incorporating a state-of-the-art switch mode power supply and an innovative surface-mounted circuit board layout that minimizes unwanted noise. Whether rediscovering your vinyl collection or joining the resurgence of analogue enthusiasts, the Duo ensures an unparalleled experience by preserving the unique qualities of vinyl sound. The dedicated phono preamplifier addresses the challenge of low-level signals from turntables, boosting them without introducing noise, while the integrated 6.35mm headphone jack provides a private vinyl listening experience. With a focus on detail, features like the subsonic filter and balance control enhance the accuracy of the soundstage, making the Alva Duo a comprehensive solution for vinyl aficionados. Committed to environmental consciousness, the Duo boasts eco-friendly attributes, including minimal standby power consumption and an auto power down feature after 20 minutes of inactivity, making it globally compatible for a sustainable listening experience. Cambridge Audio Duo: Moving Coil & Moving Magnet Phono Features Cutting-edge switch-mode power supply for fast responsiveness High output Excellent precision and low-noise operation Compatible with both MM and MC phono cartridges Surface-mount technology for the PCB board Multi-parallel capacitors that yield terrific RIAA accuracy (0.3 dB up to 50 kHz) High-quality headphone amplifier with volume control Cambridge Audio Duo: Moving Coil & Moving Magnet Phono Specifications Max Power Consumption: 10W Cartridge Support: Moving Magnet | Moving Coil Gain @ 1kHz: MM: 39dB | MC: 60dB Nominal Output: 300mV Sensitivity for Nominal Output: MM: 3.35mV | MC: 305uV Equivalent Input Noise (A-Weighted): MM: ~0.09uV | MC: ~0.08uV RIAA Curve Accuracy: +/- 0.3dB 30Hz-20kHz Signal to Noise Ratio Grounded Inputs Ref. 1V Output (20Hz-20kHz BW): MM: >90dB | MC: >70dB THD+N 1kHz (20-20kHz BW): MM: <0.0025% | MC: <0.20% Input Impedance: MM: 47k Ohms | MC: 100 Ohms Input Capacitance: 100pF Overload Margin: >30dB Crosstalk @ 10kHz: MM: >85dB | MC: 75dB Dimensions (H x W x D): 48 x 215 x 159 mm (1.9 x 8.5 x 6.2″) Weight: 0.95kg (2.1lbs) What’s in the Box: Alva Duo Moving Coil & Moving Magnet Phono Preamp, User Manual, Safety Guide, Mains Lead