Tree Audio TREE PRE 500 Series Microphone and instrument preamplifier and DI for guitars, keyboards and low level instruments
• Circuitry features two Inward Connection’s VF600 all discrete Amp blocks
• LED 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)
• 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
- Hi-Z Input: >100K
• Actual impedance: 1200 ohms broad band
• 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: [email protected]: 0.015% (20Hz t 20KHz)
• Maximum Output Level: +21dBm
Data sheet
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