XM7 Pre Amplifier

XM7 Pre Amplifier

Features
  1. Large 200VA custom-made toroidal power transformer
  2. High quality all aluminium casework and extruded front panel
  3. High quality resistors & capacitors used in the signal path
  4. Audio output stages use discrete transistors
  5. High quality relays used for input selection
  6. 3.5mm & 1/4" headphone outputs selectable by a switch at the back
  7. Moving magnet phono input, fixed level AV input and one line level input
  8. Two coax ( bnc) and two optical inputs and one class 2 USB input with DSD
  9. 2 pairs of pre-amp outputs for bi-amping or sub woofer
  10. Remote control
  11. Three year guarantee
  12. Available in black or titanium 

Specifications

  • Analogue Inputs

    Pre Amplifier Output (input sensitivity / impedance / S/N):

    • AV input fixed level : 450mV @ 1KHz > 12K ohms S/N > 95dB
    • AUX/PH input MM : 2.5mV @ 1KHz, 47K ohms S/N > 73dB
    • Frequency Response : +/-0.5dB 50Hz-20KHz. High pass roll off -1.5dB @ 20Hz
    • AUX 2 input line : 350mV @ 1KHz > 14K ohms S/N output gain x3.75, +11.5dB
    • Total Harmonic Distortion : <0.005% at 1KHz : @ 1.3V RMS output
    • Frequency Response : 20Hz - 20KHz +/- 0.5dB
    • Signal to Noise Ratio ref 1.3V RMS Output : 1KHz >92dB
    • Channel Separation @ 20KHz : >60dB

    Digital Inputs

    • SPDIF inputs BNC Coax & Optical : 32 - 192KHz @ 16-24 bits
    • Total Harmonic Distortion : <0.005% at 1KHz @ 1.3V RMS output
    • Signal to Noise Ratio ref 1.3V RSM Output : 1KHz : >98dB
    • USB input : Linear PCM 44K1 - 192KHz @ 16-24 bits DSD x64 (DoP) Asynchronous transfer from host

    Headphone Output

    • Output Impedance : 10 ohms
    • Maximum Level into 33 ohms : @ 1KHz & 0.1% THD : 5V RMS
    • Total Harmonic Distortion : @ 2V output, 1KHz : <0.03%
    • Maximum Level into 330 ohms : @ 1KHz & 0.1% THD : 8V RMS
    • Total Harmonic Distortion : @ 2V output, 1KHz : <0.01%

    General Specifications

    • Mains Supply : 110/120V or 220/240V @ 50/60Hz (factory set)
    • Power Consumption : <25W
    • Dimensions (WxHxD) : 218mm x 89mm x 363mm (inc knob)
    • Net Weight (unpacked) : 5kg
    • Gross Weight (packed) : 6kg

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