Music Hall pa2.2 phono amp, DAC, headphone amp, preamp

pa2.2 phono 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.

Swiss army knife

The music hall pa2.2 is an ultra quiet MM/MC phono amp, a high-grade headphone amp, an analog-to-digital converter, and a high-resolution 2-input pre-amplifier (phono and line level) in one beautiful package.

unrivaled versatility

fixed or variable line output capability
—
record vinyl or any line level source
to computer

phono 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.


feature list

  • 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

technical 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 – 600Ω
  • 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

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