Frequency Response
  • 20 Hz to 22 kHz, +0.1, -0.5 dB; -1 dB at 50 kHz (relative to 1 kHz level with 150 ohm source)
Gain
  • 0 dB to 66 dB input to output (switch selectable)
Gain Accuracy
  • +0.6, -0.1 dB with reference to front panel gain markings (150 ohm source, 100k ohm load impedances)
Equivalent Input Noise
  • -126 dBu (-128 dBV) maximum (150 ohm source, flat weighting, 22 - 22 kHz bandwidth, gain setting 36 dB or greater)
Input Clipping Level
  • +4 dBu minimum at the 0 or +18 dB gain setting
Output Clipping Level
  • +22 dBu minimum with 100k ohm load
  • +2- dBu minimum with 600 ohm load
Dynamic Range
  • 122 dB minimum at the +18 dB gain setting
THD + Noise
  • 0.05% maximum (from 50 Hz to 22 kHz @ +4 dBu output level, +46 dB gain setting)
Common Mode Rejection Ratio
  • 100 dB minimum at 80 Hz, 60 dB minimum at 10 kHz
Input
  • Transformer-balanced, 2k ohm input impedance
Output
  • Transformer-balanced, 130 ohm output impedance
Low Cut
  • 80 Hz or 160 Hz (switch selectable), 6 dB per octave
Phantom Power
  • 12 V or 48 V (switch selectable) per DIN 45 596 specification
Limiter
  • Limits to +17 dBu output level 10:1 limiting ratio; 5 mS attack time, 100 mS release time; Amber/Red LED indicates limiting/clipping
Internal Voltage Rails
  • ±15 V, regulated
Power
  • 2 AA batteries, 24 hours life typical with +4 dBu signal into 600 ohms, no phantom power
Power LED
  • Green indicates power and good battery. Red indicates power and low battery. LED turns red when approximately 4 hour of battery life remain.
Polarity
  • Mic input to line output is non-inverting.
Operating Temperature Range
  • 0 to 70 degrees C, 32 to 160 degrees F
Dimensions
  • 43 mm x 94 mm x 140 mm (h x w x d), (1.7" x 3.7" x 5.55")
Weight (unit only)
  • 0.56 kg, 1.24 lbs.
Weight (packaged)
  • 0.86 kg, 1.90 lbs.
Certifications
  • Meets FCC Part 15 Class B, eligible to bear CE mark

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