Grace Design M101 Microphone Preamp

  • Item # 1006349
  • Model # AM101
Top Rated

In 2000, the Grace Design model 101 microphone preamp helped fuel a revolution. When people took professional recording into their own hands, it was there with all of the quality and performance of a… Learn More

$833.00

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Single-channel, ultra wide-bandwidth preamp with special ribbon mic mode provides remarkable transparent audio quality.

Features

  • Fast and musical transimpedance architecture
  • Updated audio path with 0.5% precision metal film resistors
  • New 12 position gold-plated rotary gain switch
  • High performance output line driver amplifier and HPF amplifier
  • Ribbon mic mode (also great for dynamic mics)- Relay bypass of phantom power decoupling capacitors, increased input impedance, and 48V lockout
  • Wider 10-75dB gain range
  • Enhanced RFI interference suppression
  • Three output connectors: XLR balanced, TRS balanced and 1/4" unbalanced
  • Bombproof laser-etched black anodized front panel
  • Sealed gold contact relay for Hi-Z input switching
  • Built in power supply / no wall-wart
  • Led indicators for +48V, Ribbon mode, and HPF
  • Five year warranty on parts and labor
  • Made in the USA

Technical Specification

Grace Design M101 Microphone Preamp

  • GAIN RANGE (5dB steps)
  • Mic input: 10-65dB
  • Hi-Z input: -10-45dB
  • Output trim control: 0 to +10dB
  • THD+N
  • @ 20dB Gain +20dBu out: <0.00085%
  • @ 40dB Gain +20dBu out: <0.0010%
  • @ 60dB Gain +20dBu out: <0.0050%
  • INTERMODULATION DISTORTION
  • @ 40dB Gain +20dBu out
  • SMPTE/DIN 4:1 7kHz/50Hz: <0.0020
  • NOISE - REFERRED TO INPUT
  • 50 Ohm source: <-130dB
  • 150 Ohm source: <-128dB
  • 600 Ohm source: <-124dB
  • CMRR
  • 100Hz: >68dB
  • 1kHz: >75dB
  • 10kHz: >65dB
  • PHASE DEVIATION (HPF off)
  • 50Hz-25kHz: <6
  • FREQUENCY RESPONSE
  • Mic input @ 40dB Gain -3dB: 4.5Hz-390kHz
  • Mic input @ 40dB Gain -0.5dB: 10.5Hz-140kHz
  • Hi-Z input @ 20dB Gain -3dB: 2.5Hz-195kHz
  • Hi-Z input @ 20dB Gain -0.5dB: 6Hz-74kHz
  • IMPEDANCE
  • Mic input: 8.1kOHM
  • Mic input, Ribbon mode: 20k Ohm
  • Hi-Z input (unbalanced): 1M Ohm
  • Hi-Z input (balanced): 2M Ohm
  • Balanced Output: 300 Ohm
  • Balanced Output: 150 Ohm
  • PEAK LED METER
  • Green threshold: -14dBu
  • Red threshold: +16dBu
  • MAXIMUM OUTPUT LEVEL
  • 100k Ohm load, 0.1% THD: +25dBu
  • WEIGHT and DIMENSIONS
  • 2.4 lb. H1.7" x W8.5" x D9.0"
  • 1.09 kg H4.3cm x W21.6cm x D22.8cm
  • POWER CONSUMPTION
  • 100-240V AC: 5 Watts Max