SPECIFICATIONS
Power Rating: 400 watts per channel into 4 ohms at less than 0.04% THD from 20 Hz to
20 kHz with both channels driven.
255 watts per channel into 8 ohms at less than 0.025% THD from 20 Hz to
20 kHz with both channels driven.
800 watts into 8 ohms at less than 0.04% THD from 20 Hz to 20 kHz in
monophonic bridged operation.
IM Distortion (SMPTE): Less than 0.007% from 1 watt to 225 watts, each channel, into 8
ohms.
Typical THD at 255 watts into 8 ohms:
1
kHz: 0.002%
10 kHz: 0.007%
Frequency Response into
8
ohms: -3 dB, 2 Hz to 120 kHz at 1
watt.
±0.5 dB, 5 Hz to 40 kHz
at
255
watts.
Typical Channel Separation at 1
kHz:
65
dB
Signal to Noise Ratio: Exceeds 100
dB
referred to 255 watts into 8 ohms, unweighted.
Exceeds 90
dB
referred to 1 watt into 8 ohms, A weighting.
Input Impedance: 47,000 ohms, in parallel with 50K ohms input level control.
Input Sensitivity: 2.35 volts for 255 watts into 8 ohms; 0.14 volt
for 1 watt.
2 volts for 400 watts into 4 ohms; 0.08 volt for
1 watt.
Damping Factor: 200 to 1 kHz into 8 ohms; 60 to 10 kHz into 8 ohms.
Rise Time: 10 kHz, 80 volts p/p square wave, 10% to 90%: 2.5µs.
Slew Rate: 1 kHz, 120 volts p/p square wave, 40
V/µS.
Semiconductor Complement: 27 transistors, 12 power MOSFETs, 33 diodes, 8 zener diodes,
1 integrated circuit, 1 diode bridge.
Power Consumption: 240 VA quiescent; 1200 VA @ rated power into 8 ohms, both channels
driven.
Size: 7” high plus
1/4”
feet, 19” wide, 13” deep plus 1” for handles.
Net Weight: 48 lbs.
Shipping Weight: 52 lbs.
WARNING: TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE.
CAUTION: For continued protection, replace the power fuse only with the same type and rating as indicated.
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