OF 8 PAGES
M•800
High-Current Power Amplifier
AMPLIFIER
M•800
2
M•800 Specifications
Maximum Power, mid band (@ 1kHz with 1% THD):
175 watts per channel into 8 ohms
275 watts per channel into 4 ohms
400 watts per channel into 2 ohms
550 watts into 8 ohms bridged
800 watts into 4 ohms bridged
Continuous Sine Wave Average Output Power, both
channels driven (FTC power rating 40Hz - 20kHz):
150 watts per channel into 8 ohms from 40Hz to
20kHz, with no more than 0.025% THD
225 watts per channel into 4 ohms from 40Hz to
20kHz, with no more than 0.05% THD
280 watts per channel into 2 ohms from 40Hz to
20kHz, with no more than 0.1% THD
Bridged mono operation:
450 watts into 8 ohms from 40Hz to 20kHz, with no more than
0.05% THD
560 watts into 4 ohms from 40Hz to 20kHz, with no more than
0.1% THD
Power Bandwidth:
20Hz to 70kHz (+0, –3 dB)
Frequency Response (1 watt, 8 ohm load):
20Hz to 40kHz (+0, –1 dB)
10Hz to 70kHz (+0, –3 dB)
Distortion:
THD, SMPTE IMD, TIM (250mW to rated power)
<0.025% @ 8
Ω
<0.05% @ 4
Ω
<0.15% @ 2
Ω
Signal-to-Noise Ratio:
>104 dB below rated power into 4 ohms
Channel Separation:
>70 dB @ 1kHz
Damping Factor:
>250 @ 400Hz
Input Impedance:
20k
Ω
balanced bridging
Input Sensitivity:
1.23 volts (+4 dBu) for rated power into 4 ohms
Voltage Gain:
28.0 dB
Maximum Input Level:
9.75 volts (+22 dBu)
Rise Time:
<5µs
Slew Rate:
Voltage Slew Rate
>40V/µs
>80V/µs bridged
Current Slew Rate
>20A/µs at 2 ohms
CMRR:
>40 dB, 20Hz to 20kHz
Load Angle:
8(±jx) time independent at 8
Ω
4(±jx) time dependent, T >6 min. at 4
Ω
2(1±jx) time dependent, T >2 min. at 2
Ω
Transient Recovery:
<1µs for 20 dB overdrive @ 1kHz
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:
3-4 seconds
Variable Low-Cut Filter:
10Hz (Off) to 170Hz, 2nd Order Bessel
Constant Directivity High-Frequency Boost:
2kHz to 6kHz (+3 dB points)
6 dB/octave high-frequency shelving filter,
(shelving occurs at approximately 30kHz)
Limiter Section:
Complementary Positive and Negative Peak Detecting
Indicators:
5 meter LEDs per channel
–20, –9, –6, –3, OL (Overload)
TEMP STATUS
NORMAL/HOT LEDs
Power Consumption:
55 watts
at idle
400 watts
with musical program fully loaded
(4 ohms per side, or 8 ohms bridged)
600 watts
with musical program fully loaded
(2 ohms per side, or 4 ohms bridged)
550 watts
at rated power into 8 ohms
(continuous sine wave)
950 watts
at rated power into 4 ohms
(continuous sine wave)
1500 watts
at rated power into 2 ohms
(continuous sine wave)
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