9
Maximum Power at 1% THD,
midband, both channels
driven
406M, 408M, 408S
250 watts per channel into 2
Ω
200 watts per channel into 4
Ω
125 watts per channel into 8
Ω
808M, 808S
600 watts per channel into 2
Ω
450 watts per channel into 4
Ω
300 watts per channel into 8
Ω
Continuous Sine Wave
Average Output Power, both
channels driven (rated
power)
406M, 408M, 408S
180 watts per channel into 4
Ω
from 40Hz to 20kHz, with no more
than 0.15% THD
110 watts per channel into 8
Ω
from 40Hz to 20kHz, with no more
than 0.10% THD
808M, 808S
340 watts per channel into 4
Ω
from 40Hz to 20kHz, with no more
than 0.15% THD
240 watts per channel into 8
Ω
from 40Hz to 20kHz, with no more
than 0.10% THD
Power Bandwidth
< 10Hz to 30kHz (+0, –1 dB) @
rated power into 4
Ω
Frequency Response
< 10Hz to 30kHz (+0, –1 dB)
< 10Hz to 55kHz (+0, –3 dB)
Distortion
SMPTE IMD: < 0.10% @ 8
Ω
< 0.15% @ 4
Ω
Signal-to-Noise Ratio
> 105 dB below rated power, 8
Ω
Channel Separation
> 75 dB @ 1kHz
Damping Factor
> 250 @ 1kHz
Amp Input Impedance
10k
Ω
unbal, 20k
Ω
bal
Input Sensitivity
406M, 408M, 408S
1.35 volts (+4.8 dBu) for rated
power into 4
Ω
808M, 808S
1.76 volts (+7.1 dBu) for rated
power into 4
Ω
Gain (Amp In to Speaker
Out)
26.4 dB (21V/V)
Maximum Input Level
9.75 volts (+22 dBu)
Rise Time
406M, 408M, 408S < 5µs
808M, 808S < 6.2µs
Slew Rate
406M, 408M, 408S > 40V/µs
808M, 808S > 50V/µs
Load Angle
8(±jx) time independent at 8
Ω
4(1±jx) time dependent at 4
Ω
High Frequency Overload
and Latching:
No latch up at any frequency or
level.
High Frequency Stability:
Unconditionally stable, driving
any reactive or capacitive load
Turn On Delay:
3 seconds
AC Power Requirements
United States: 120VAC, 60Hz
Europe: 240VAC, 50Hz
Japan: 100VAC, 50/60Hz
Korea: 220VAC, 60Hz
(Capable of operation from 75%
to 110% of rated line voltage)
Physical
Height: 11.7 inches
(297mm)
Width: 20.5 inches
(521mm)
Overall Depth: 13 inches
(330mm)
Weight:
406M, 408M, 408S
32 pounds (14.5 kg)
808M, 808S
36 pounds (16.3 kg)
Disclaimer
Since we are always striving to
make our products better by in-
corporating new and improved
materials, components, and
manufacturing methods, we re-
serve the right to change these
specifications at any time without
notice.
