Preamps

The Tube Tech MP 2A is a 2-channel tube preamp / DI with chassis for rack mounting, 48V phantom power, switchable microphone impedance, phase inverter, low cut filter and 20dB attenuation pad. With its breathtaking frequency response of 5Hz to 60kHz and its own low noise, this incredible 2-channel fully tube-based DI / preamplifier will add a new dimension of sound to your studio. And with 70dB of gain, you can finally use your favorite micro ribbon, on the most discrete sources.

ARTICLE N° 57311
  • Tech Tube MP 2A Preamp / DI 2 channel lamp with chassis for rack mounting, 48V phantom power, switchable microphone impedance, phase inverter, low cut filter and 20dB attenuation pad.
  • Amplifier push-pull all lamps.
  • Gain from +20 to +70 dB in steps of 2 dB.
  • Attenuator (-20 dB) in front of the input transformer.
  • +48 V phantom power.
  • Clipping indicator.
  • Impedance of the microphone input: 600, 1200 or 2400 Ohms.
  • CMRR> 60 dB at 10 kHz.
  • Direct input jack for instruments.
  • Impedance of DI input> 1 MOhm.
  • Frequency response (-3 dB): 5 Hz to 60 kHz.
  • Typical noise level: 5 dB at 200 Ohms.
  • Technical characteristics:
  • Input impedance: 600, 1200 or 2400 Ohms.
  • Impedance of DI input> 1 MOhm / 82pF.
  • Output Impedance <60 Ohms.
  • Frequency response (-3 dB): 5 Hz to 60 kHz.
  • Distortion (THD at 40 Hz) at 0 dBU <0.2%.
  • Distortion (THD at 40 Hz) at 10 dBU <0.2%.
  • Max. Output level (with THD = 1%): +26 dBU.
  • Input level max. (with THD = 1%): +21 dBU.
  • Noise (Rg = 200 ohms), output gain at +20 dB, without weighting: -85 dBU.
  • Noise (Rg = 200 ohms), output gain at +60 dB, without weighting: -60 dBU.
  • Noise (Rg = 200 ohms), output gain at +20 dB, CCIR 468-3: -75 dBU.
  • Noise (Rg = 200 ohms), output gain at +60 dB, CCIR 468-3: -50 dBU.
  • CMRR at 10 kHz <-60 dB.
  • Microphone preamp gain: from 0 to 70 dB.
  • Gain of the DI circuit: from 10 to 60 dB.
  • Lamps: 2 x ECC 82, 4 x ECC 83.
  • Power consumption at 115/230 V AC, 50/60 Hz: 30 to 45 watts.
  • Dimensions (HxWxD): 88mm (2U) x 483mm x 165mm.
  • Weight: 6.1 kg.
Canals
 2
Compressor / limiter
 No
Headphone output
 No
Instrument input
 Yes