
Description
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. The U5 direct box is loaded with sonic character and user features professionals demand.
FEATURES- Pure Class A, 100% discrete designSmooth musical detail and sonic excellenceVariable gain preamp to +30dB.Dual microphone and line outputsHi-Z 3,000,000 ohm input impedanceVery low noise -100dBHigh headroom +30dBSix tone bank selections.DC coupled Class A output for superior bassHigh cut switch eliminates noiseLED active signal indicatorHeadphone monitor output jackLow distortion less than 0.5% THD and IMDHigh level 400 watt speaker inputActive to thru selector - ground isolation switch100% discrete power supplies for audio pathInternal toroidal power supply for low noiseLong 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 | 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) |
Rack mount kit (1) RM-1 | Single U5 19 inch rack mount kit (holds one half rack unit) |
Rack mount kit (2) RM-2 | Dual U5 19 inch rack mount kit (holds two half rack units) |
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. The U5 direct box is loaded with sonic character and user features professionals demand.
FEATURES- Pure Class A, 100% discrete designSmooth musical detail and sonic excellenceVariable gain preamp to +30dB.Dual microphone and line outputsHi-Z 3,000,000 ohm input impedanceVery low noise -100dBHigh headroom +30dBSix tone bank selections.DC coupled Class A output for superior bassHigh cut switch eliminates noiseLED active signal indicatorHeadphone monitor output jackLow distortion less than 0.5% THD and IMDHigh level 400 watt speaker inputActive to thru selector - ground isolation switch100% discrete power supplies for audio pathInternal toroidal power supply for low noiseLong 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 | 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) |
Rack mount kit (1) RM-1 | Single U5 19 inch rack mount kit (holds one half rack unit) |
Rack mount kit (2) RM-2 | Dual U5 19 inch rack mount kit (holds two half rack units) |
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