EMO Systems

RIAA Disc Preamplifiers

E225 Unbalanced / E235 Balanced

The EMO disc pre-amplifier is designed for the professional audio user in both broadcast and studio situations. Available with unbalanced or balanced output (using Lundahl LL5402 transformers), it incorporates the latest in low noise circuitry and tight tolerance components to ensure long operational life. Its compact size enables it to be mounted beneath a turntable plinth.

• Switchable input capacitance:

  50pF, 100pF, 150pF, 200pF

• Output level:

  Up to + 20dBu

• Switchable high pass filter:

  -3dB at 20Hz, 12dB/octave

• Adjustable gain:

  35 to 55dB

• Frequency response:

  30Hz to 20kHz, within ±0.5dB of RIAA curve

• Noise:

  -87dBu RMS A weighted
  -82dBu 22Hz-22kHz bandpass
  -75dBu CCIR quasi peak

• Harmonic distortion:

  <0.008% 1kHz+8dBu

• Crosstalk:

  Better than -75dB at 1kHz
  Separate chassis/signal earths

• Supply voltage required:

  120/220/240v AC. Mains cable included

• Input:

  Gold plated phono connectors

• Output:

  XLR

• Overall dimensions:

  270(w) x 140(d) x 55(h)mm