Avalon U5 Mono Instrument and DI Preamplifier




3 available
In-stock: 1504 Fourth St, San Rafael, CA

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Avalon U5 Mono Instrument and DI Preamplifier
The U5 high-voltage DI-preamp combines a unique passive tone selector with a variable gain preamp and filter. The high input impedance accepts a wide variety of signal levels and instruments from acoustic guitars to high-output active bass guitars and keyboards.
  • Pure Class A 100% discrete design
  • Smooth musical detail and sonic excellence
  • Variable gain preamp to +30dB.
  • Dual microphone and line outputs
  • Hi-Z 3 000 000 ohm input impedance
  • Very low noise -100dB
  • High headroom +30dB
  • Six tone bank selections.
  • DC coupled Class A output for superior bass
  • High cut switch eliminates noise
  • LED active signal indicator
  • Headphone monitor output jack
  • Low distortion less than 0.5% THD and IMD
  • High level 400 watt speaker input
  • Active to thru selector - ground isolation switch
  • 100% discrete power supplies for audio path
  • Internal toroidal power supply for low noise
  • Long lasting stainless steel hardware

  • Circuit Topology:100% discrete high-voltage Class A
  • Gain:Switched 3dB steps maximum gain +30dB
  • Input Impedance:3 000 000 ohm unbalanced (single ended)
  • Maximum Input Level +24dBu unbalanced 400w speaker input
  • Output Connectors (2): XLR type pin 2 hot electronic balanced
  • Maximum Output Level (Class A):+30dBu DC coupled balanced 600 ohms (mic and line out)
  • Headphone Output:0.5w into 600 ohms
  • Noise 20kHz Unweighted: -100dBu minimum gain position
  • Distortion THD IMD:0.1% at +10dB
  • Frequency Response -/+0.5dB:5Hz to 100kHz
  • Frequency Response -3dB:1Hz to 500kHz (input band limited)
  • High Cut Filter: -3dB at 8kHz minimum phase design
  • Tone Selector: Six position rotary switch all passive filters
  • AC Power:Internal toroidal AC supply
  • Dimensions: 8.5 x 3.5 x 12 in (216 x 88 x 305mm)
  • Weight-Packed: 12lbs (5.4kg)