Whirlwind's world-famous, passive DI box is solidly built both inside and out. Outputs: telephonic to instrument amplifier and D3M to mixer. Switch for "Ground Lift".
- Input Impedance: 20k Ohms
- Output Impedance: 150 Ohms
- Frequency Response: 20Hz-20kHz ±1dB
- Level Change: (input to output): -20dB