Tree Audio Tree Pre 500 Series Preamp

**This is the only Tree Pre available on the Internet currently**

Mic Preamp

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• Circuitry features two Inward Connection’s VF600 all discrete Amp blocks
• Analog VU meter that monitors the output level
• +48VDC phantom power switch
• Phase reverse switch
• -20dB pad switch
• Hi-Z low level line input 1/4" phone jack for

      guitars, keyboards and low level instruments

• 12-position rotary trim (5dB per step)

       25dB to 80dB selectable range

• 70 Hz hi-pass filter
• Output level rotary control
• Balanced input and output transformers
• Fits standard 500 series slot configuration,

       mechanically and electrically

Specifications:

• Input Impedance

Mic Input:  Transformer balanced, 200 ohm  nominal input impedance source. Actual impedance 

1200 ohms broad band

Hi-Z Input: >100K

• Output impedance:         600 ohms nominal transformer balanced output
•  Frequency Response:     +/- 0.5dB@20Hz to 50KHz
• Equivalent Input Noise:   -129dBm
• Output Signal to Noise:   -95dB
• THD + Noise:                  +4dBu@1KHz:  .015% (20Hz t 20KHz)
• Maximum Output Level:  +21dBm

This unit has been kept in a smoke free and temperature controlled environment. It's in perfect condition. No original box.