Product Description

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Music Hall pa2.2 Phono Pre-Amplifier

THE SWISS ARMY KNIFE OF PHONO AMPS, IT’S AN ANALOG TO DIGITAL CONVERTER, HEADPHONE AMP, PRE-AMP, AND PHONO AMP ALL IN ONE BOX.

Features

• ultra quiet MM/MC phono amp
• high-grade headphone amp
• high resolution 2 input pre-amp (phono and line level)
• record vinyl or any line level source to computer
• adjustable MC gain stage
• USB digital output
• Apple Mac and Windows compatibility
• high performance 24bit/96kHz analog to digital converter
• superior wolfson WM8786 ADC
• tenor TE7022 24bit/96kHz USB receiver
• stereo or mono capability – sounds amazing with mono records
• phase/invert switch for prefect audio phase
• fixed or variable line output capability
• high-quality 1/4” headphone output
• gold-plated RCA inputs and outputs
• silky smooth high-grade Alps “blue velvet” volume control
• energy efficient external switch mode power supply
• worldwide compatibility
• solid alloy construction
• vibration damping feet

Specifications:

• MM input impedance: 47 kohms + 220 pF
• MC input impedance: 100 ohms + 1 pF
• Analog line-level input impedance: 47 kohms
• MM gain at 1khz: 39 dB
• MC gain at 1khz: 59 dB (20 dB gain selected) / 65 dB (26 dB gain selected)
• MM input sensitivity for 316 mV output: 3.3 mV
• MC input sensitivity for 316 mV output: 0.4 mV (20 dB gain selected) / 0.2 mV (26 dB gain selected)
• MM signal-to-noise ratio unweighted (with cartridge connected): 70 dB
• MC signal-to-noise ratio unweighted (with cartridge connected): 75 dB (20 dB gain) / 70 dB (26 dB gain)
• Analog Line-level input Signal-to-noise ratio: 120 dB
• MM Input overload level at 20Hz/1kHz/20kHz: 8/71/650 mV
• MC Input overload level at 20Hz/1kHz/20kHz (20 dB gain selected): 0.95/48/450 mV
• MC Input overload level at 20Hz/1kHz/20kHz (26 dB gain selected): 0.45/24/225 mV
• MM Total Harmonic Distortion + Noise (10 mV in): <0.01%
• MC Total Harmonic Distortion + Noise (1 mV in and 20 dB gain selected): <0.05%
• MC Total Harmonic Distortion + Noise (1 mV in and 26 dB gain selected): <0.05%
• Analogue line-level input total harmonic distortion + noise: <0.01%
• RIAA curve accuracy: +/- 0.3 dB
• MM Crosstalk: 65 dB
• MC Crosstalk: 65 dB (20 dB gain) / 60 dB (26 dB gain)
• Line-level input crosstalk: 63 dB
• Fixed line-level output impedance: 270 ohms
• Variable line-level output impedance: 270 ohms
• Headphone stage output impedance: 2 ohms
• Headphone stage maximum output level: 6.8 V
• Headphone stage total harmonic distortion + noise: <0.02%
• USB output: maximum 24 bit linear PCM
• USB output sampling frequency: maximum 96 kHz
• Power Supply Rejection Ratio: 80 dB
• Power supply: external 24VDC with multi-region plug adaptors
• Power consumption without signal: 2.9 W
• Unit dimensions (W x H x D): 6.3 x 2.0 x 6.73 in. (159 x 51 x 171 mm)
• Unit weight: 2lbs. (900g)
• Input Connections: 3 pairs of RCA sockets (left/right) 1 x MM, 1 x MC, 1 x Line
• Output Connections: 2 pair of RCA sockets (left/right) 1 x variable, 1x fixed
• 1 x headphone output 32 – 600?
• A/D Converter: Wolfson WM 8786, Tenor TE7022L 24Bit Delta Sigma
• Sampling Rates: 8, 16, 32, 44.1, 48, 96kHz
• USB Output: USB 2.0, fully backward-compatible with USB 1.1
• Operating Systems: Windows: WinXP/Win7/Win8/Win10
• MAC: Mac OSX10.6.6 ~ OSX10.11