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2 input channels, each with:
- Mic, line, and instrument inputs
- High-voltage, Class A, dual-transformer, vacuum-tube preamp
- 3 military-grade vacuum tubes
- Input-source select
- Variable mic-input impedance (150, 300, 900, 1,500Ω)
- Variable high-pass filter (40, 80, 120 Hz)
- 8-position Gain switch
- Variable Trim adjustment for final stage
- 48V phantom power
- -20 dB pad
- Polarity-reverse switch
- Backlit VU meter (output level) with -6 dB switch (for metering hot signals)
- > 73 dB of gain
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Input/Output
- 2 unbalanced ¼” instrument inputs (front panel)
- 2 transformer-balanced XLR line inputs
- 2 transformer-balanced XLR mic inputs
- 2 transformer-balanced XLR line outputs
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Physical
- 2U 19” rack-mountable, rugged steel chassis
- Internal power supply with standard IEC connector
- Chassis-ground link connectors (lift chassis ground)




