PreSonus BlueTube DP

The DI-1 is a high-quality direct box with crystal-clear sound for transforming high-impedance, unbalanced instrument outputs to the low-impedance, balanced inputs of a mixing console.


Connector Type Neutrik™ Combo
XLR Impedance 1.3K Ohms
Hi-Z, 1/4" 1 Meg Ohms


Connector Type XLR and 1/4" TS
Impedance 51 Ohms

Panel Controls

Gain 0dB to +54dB
Tube Drive 0% to 100%
Phase Reversal
-20dB Pad
Phantom Power


Analog VU -2odBu to +6dBu
Clip Indicator +22dBu


THD � Noise (Unweighted) Solid State < 0.005%
THD � Noise (Unweighted) Tube stage 0.01% to 30%
Signal To Noise >95dB
Power Supply Rejection >98dB


Weight 4lbs
Dimensions 8" x 5" x 1.75"
Mounting Universal rack tray insert

Power Supply

Type Linear
Input 16VAC / 1000mA
Power 16 Watts
Transformer External