Mackie M1200, M1400 Bridged mono operation:, Maximum Power at 1% THD (per IHF-A-202):, THD, THD, THD, THD, THD, THD, rated, Gain:, Note:, Rise Time:, Slew Rate:, Distortion:

14.OVERALL MINIMUM SPECIFICATIONS. In addition to specifications previously cited, the amplifier shall meet or exceed the follow- ing performance criteria:

Continuous Average Output Power, both channels driven:

M•1200

225 watts per channel into

8 ohms from 20Hz to 20kHz, with no more than 0.025%

THD

400 watts per channel into

4 ohms from 20Hz to 20kHz, with no more than 0.050%

THD

600 watts per channel into

2 ohms from 20Hz to 20kHz, with no more than 0.095%

THD

Bridged mono operation:

800 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.05% THD

1200 watts into 4 ohms from 20Hz to 20kHz, with no more than 0.095% THD

Maximum Power at 1% THD (per IHF-A-202):

250 watts per channel into 8Ω

425 watts per channel into 4Ω

640 watts per channel into 2Ω

850watts into 8Ω bridged 1280 watts into 4Ω bridged

M•1400

250 watts per channel into

8 ohms from 20Hz to 20kHz, with no more than 0.012%

THD

425 watts per channel into

4 ohms from 20Hz to 20kHz, with no more than 0.025%

THD

630 watts per channel into

2 ohms from 20Hz to 20kHz, with no more than 0.050%

THD

Bridged mono operation:

850 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.025% THD

1260 watts into 4 ohms from 20Hz to 20kHz, with no more than 0.050% THD

Maximum Power at 1% THD (per IHF-A-202):

280 watts per channel into 8Ω

480 watts per channel into 4Ω

700 watts per channel into 2Ω

960 watts into 8Ω bridged

1400 watts into 4Ω bridged

Power Bandwidth:

20Hz to 70kHz (+0, –3dB)

Frequency Response:

20Hz to 40kHz (+0, –1dB) 10Hz to 70kHz (+0, –3dB)

Distortion:

THD, SMPTE IMD, TIM

<0.025%@8Ω

<0.050%@4Ω

<0.150%@2Ω

Signal to Noise Ratio:

>107dB below rated power into 4 ohms

Channel Separation:

> 80dB@1kHz

Damping Factor:

> 350 from 0 to 400Hz

Input Impedance:

20kΩ balanced bridging

Input Sensitivity:

1.23volts (+4dBu) for

rated

power into 4 ohms

Gain:

30.25dB (32.5V/V)

Note: Power ratings are specified at 120VAC (U.S. and Canada) and 240VAC (Export) line voltages.

Continuous Average Output Power, both channels driven:

225 watts per channel into

8 ohms from 20Hz to 20kHz, with no more than 0.025%

THD

400 watts per channel into

4 ohms from 20Hz to 20kHz, with no more than 0.050%

600 watts per channel into

2 ohms from 20Hz to 20kHz, with no more than 0.095%

Bridged mono operation:

800 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.05% THD

1200 watts into 4 ohms from 20Hz to 20kHz, with no more than 0.095% THD

Maximum Power at 1% THD (per IHF-A-202):

250 watts per channel into 8Ω

425 watts per channel into 4Ω

640 watts per channel into 2Ω

850watts into 8Ω bridged 1280 watts into 4Ω bridged

250 watts per channel into

8 ohms from 20Hz to 20kHz, with no more than 0.012%

425 watts per channel into

4 ohms from 20Hz to 20kHz, with no more than 0.025%

630 watts per channel into

2 ohms from 20Hz to 20kHz, with no more than 0.050%

850 watts into 8 ohms from 20Hz to 20kHz, with no more than 0.025% THD

1260 watts into 4 ohms from 20Hz to 20kHz, with no more than 0.050% THD

280 watts per channel into 8Ω

480 watts per channel into 4Ω

700 watts per channel into 2Ω

960 watts into 8Ω bridged

1400 watts into 4Ω bridged

Power Bandwidth:

20Hz to 70kHz (+0, –3dB)

Frequency Response:

20Hz to 40kHz (+0, –1dB) 10Hz to 70kHz (+0, –3dB)

Distortion:

THD, SMPTE IMD, TIM

Signal to Noise Ratio:

>107dB below rated power into 4 ohms

Channel Separation:

> 80dB@1kHz

Damping Factor:

> 350 from 0 to 400Hz

Input Impedance:

20kΩ balanced bridging

Input Sensitivity:

1.23volts (+4dBu) for

rated

power into 4 ohms

Gain:

30.25dB (32.5V/V)

Maximum Input Level:

9.75 volts (+22dBu)

Rise Time:

Slew Rate:

Voltage Slew Rate > 50V/∝s

> 100V/∝s bridged

Current Slew Rate

> 32A/∝s at 2Ω