Looking for Amp for UNISON RESEARCH MYSTERY TWO PREAMP.

Please help me for amp, from $1500 to $2000.

Type: Valve line preamplifier

Classe: A pura Inputs: 4 line, 1 tape

Input Impedance: 47 kOhm

Feedback factor: 15db

Frequency Response: 10 ÷ 100KHz

THD: < 0.1 %

Outputs: 2 x finale, 1 x tape

Output Impedance: 800 ohm

Imput Voltage: 8 Vpp max

Output Voltage: 40 Vpp max

Valves: 3 x ECC83, 1 x EZ81

Remote Control: IR for volume Max

Power Consumption: 25 W

 Thanks