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Universal Audio Universal Audio

Universal Audio 4-710d 4-Channel Mic Preamp

1999.0 $1,999.00
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Overview

4 hybrid tube/solid state preamps and 1176-style compressors in a single unit.

The Universal Audio 4-710d is a boutique quality, 4-channel microphone/line preamplifier with unique tube and solid state tone-blending capabilities-perfect for a wide range of microphone and instrumShow More
Specs

4-710d 4-Channel Mic Preamp Specifications:

Analog Section, Channels 1-4
  • Note: all specifications are typical performance unless otherwise noted. Unless otherwise noted, all specifications are 20Hz-20kHz, minimum gain, maximum level, 24-bits, all switches in neutral or off mode, 100% solid state, digital output = 0dBFS.
Microphone Preamplifier to Line Out:
  • Gain Range: 56dB
  • Min Gain: 14dB
  • Max Gain: 70dB
  • Max Input Level (bal): 6.7dBu
  • Max Output Level (bal): 20dBu
  • Input Impedance (bal): 2kÎ
  • Input Impedance (Hi-Z): 2.2MÎ
  • Output Impedance (bal): 600 Î
  • Equiv. Input Noise (150Î, 56dB gain): -127dBu
  • Frequency response (20Hz-20kHz): +0.1/-0.15dB
  • Crosstalk (max gain, 1kHz): < -115dB
Low Cut Filter:
  • Type: Bessel 2nd Order
  • Corner Frequency: 75Hz
  • Attenuation (20Hz): -23dB
Pad:
  • Attenuation: 15dB
Phantom Power:
  • Phantom Power Current (per jack): 10 mA
  • Voltage: 48V ±1V
Compressor:
  • Threshold: 10dBu
  • Compression Ratio: 4:1
  • Fast Attack Time: 0.3ms
  • Fast Release Time: 100ms
  • Slow Attack Time: 2.0ms
  • Slow Release Time: 1100ms
Analog-To-Digital Converter Section
  • Note: all specifications are typical performance unless otherwise noted. Unless otherwise noted, all specifications are 20Hz-20kHz, minimum gain, maximum level, 24-bits, all switches in neutral or off mode, 100% solid state, -1dBFS output.
Microphone & Line Inputs (Ch 1-4):
  • THD+N (-1dBFS): -100dB (0.001%)
  • SNR (A-Wt): 110dB
  • Dynamic Range (-60dBFS, A-wt): 110dB
  • Frequency response: +0.1/-0.15dB
  • Stereo Phase: <0.3 deg
Line Input (Ch 5-8):
  • THD+N (-1dBFS): -103dB (0.0007%)
  • SNR (A-Wt): 117dB
  • Dynamic Range (-60dBFS, A-Wt): 117dB
  • Frequency response: ±0.1dB
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