Performance
Sensitivity (volts RMS) for full rated power at 4 ohms: 1.4 V.
Frequency Response (at 1 watt into 4 ohms, 20 Hz to 20 kHz): +0 dB, –1 dB.
Signal to Noise Ratio (below rated 1 kHz power at 8 ohms), A-weighted: 100 dB (103 dB in XTi 6000).
Damping Factor (8 ohm) 10 Hz to 400 Hz: > 500.
Crosstalk (below rated power) 20 Hz to 1 kHz: > 70 dB.
Input Impedance (nominal): 20 kilohms balanced, 10 kilohms unbalanced.
Input Stage: Input is electronically balanced and employs precision 1% resistors.
AC Line Current (120VAC amplifier playing 1/8 power pink noise into 4 ohms per ch):
XTi 1002: 6.8A, XTi 2002: 8.3A, XTi 4002: 10.5A; at idle draws no more than 30 watts.
XTi 6002: 15.3A; at idle draws no more than 180 watts.
Voltage Gain (at 1 kHz, 8 ohm rated output): XTi 1002: 30.5 dB. XTi 2002: 32.9 dB. XTi 4002: 34.2 dB.
XTi 6002: 37.1 dB.
Maximum Imput Signal: +22 dBu typica