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MicPre MD7

All discrete op-amp based preamplifier with Jensen® Transformers, Send and Return/DI for adding external effects.

Features

  • Gain range from 0dB – 64dB in 4dB steps for recall-ability
  • Input Trim control for fine control of gain
  • No input PAD to drive transformer into saturation during peaks
  • Utilizes the discrete 1122 op-amp known for depth and resolution
  • All discrete design with Class A buffer amplifier
  • Line Input to interface with DAW’s
  • Custom Jensen input & output transformers
  • SEND feature to run signal through stomp boxes for variety of effects
  • Wide bandwidth, high headroom, very low noise
  • Phase reverse, and filtered 48V phantom power
  • High Pass Filter using a gentle slope for natural bass roll-off (-3dB @ 80Hz)
  • 10 Meg-ohm high impedance DI input great for all instrument pickups
  • Perfect for using as a re-amplification device
  • Designed and manufactured in Los Angeles

Specifications

Frequency Response <10Hz to -3dB at 75kHz
Mic Input Impedance ≅1500 ohms
Line Input Impedance 10k ohms
Output Impedance <75 ohms
DI Input Impedance 10M Ohms
SEND Output Impedance 300 Ohms
Common Mode Rejection Ratio >123dB min @ 60Hz
Maximum Output Level +28.8 dBu @ 100KΩ, +27.4 dBu @ 600Ω
Power Requirements ±16 vdc @ 35mA per rail
Gain Voltage 0 to 22 Volts
Gain dB 0 to 64.7 dB
Equivalent Input Noise −114 dBu; Unweighted 300kHz bandwidth
Weight 2.6 lbs / 1.18kg