RIAA phono preamplifier for MM and MC

The SPL Phonos duo extends the Phonos phono preamplifier with a balanced stereo input and output pair. The RIAA equalization follows the recommendations of Douglas Self and uses Styroflex capacitors exclusively.

• For moving magnet (MM) and moving coil (MC) cartridges
• MM: input impedance 47 kOhm, capacitance switchable 12, 47, 100, 150, 220 or 330 pF
• MC: input impedance switchable 20, 50, 100, 220, 500 or 1000 ohms
• Gain in three steps (Low, Med, High): MM 30, 40 or 50 dB, MC 50, 60 or 70 dB
• Two stereo inputs (XLR and RCA, selectable via INPUT switch) and two parallel stereo outputs (XLR and RCA), gold-plated
• Switchable rumble filter, mono switch and mute
• Gold-plated ground terminal for the turntable and GND LIFT switch against ground loops
• VOLTAiR technology with +/- 60 V; dynamic range 132 dB (MM, 50 dB) or 129 dB (MC, 70 dB)
• Frequency response 10 Hz – 100 kHz (-3 dB), output impedance 75 ohms
• Linear power supply with shielded toroidal transformer, switchable 230 V / 115 V, standby consumption below 0.3 W
• Dimensions 278 x 57 x 300 mm (W x H x D), weight 3.2 kg, color silver