9.1 TECHNICIAL SPECIFICATIONS

 

Preamp Bandwidth

10Hz to 50kHz

Number of Channels

One

Performance

 

THD + Noise (Unweighted)

0.05% @ 0dB Tube Drive

.................................................................

10% @ 20dB Tube Drive

Noise Floor

-94dBu

Signal to Noise

>90dB

Power Supply Rejection

>98dB

Amplifier Type

Dual Servo

Input

 

Connectors

XLR and 1/4”

Input Impedance, XLR

1.3k Ohms

Input Impedance, High Z 1/4”

1Meg Ohms

Output

 

Output Impedance, XLR Balanced

51 Ohms

Output Impedance, 1/4”TRS Unbalanced

51 Ohms

Panel Controls

 

Tube Drive

0dB to +20dB

Gain

0dB to +40dB

Phase Reversal

 

- 20dB Pad

 

+ 48V Phantom Power

 

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Presonus Audio electronic TubePre user manual Technicial Specifications, Performance, Input, Output, Panel Controls