- Whirlwind IMP2 Features:
- 1/4" parallel wired in/out jacks
- Ground Lift switch to help isolate hum and buzz
- Uses TRHL transformer that's riveted, not glued, to the chassis
- Impedance Ratio (input to output): 133:1
- Frequency Response: 20Hz-20kHz ±1dB
- Level Change: (input to output): -20dB
- Rugged steel enclosure
- Dimensions (W x L x D): 2-5/8" x 4-3/8" x 1-3/8"