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