Q4 audio PTH 5 - Technical Specifications; Output Power Ratings; Performance Metrics; Connector and Cooling Details

5. Technical specifications
Model      PTH 3 PTH 5 PTH 7 PTH 9
Min. cont. output power per channel into 2 ohms  400 W  680 W  980 W  1.150 W
1 KHz sine wave, THD < 1%, both channels driven
Min. output power per channel into 4 ohms   330 W  540 W  720 W  920 W
1 KHz sine wave, THD < 1%, both channels driven
Min. output power per channel into 8 ohms   220 W  330 W  450 W  600 W
1 KHz sine wave, THD < 1%, both channels driven
Min. output power in bridge mode into 8 ohms 1x600 W 1x1.000 W 1x1.400 W 1x1.800W
Min. output power in bridge mode into 16 ohms 1x380 W 1x600 W 1x900 W 1x1.180W
Frequenty range       + 0 dB / - 0.3 dB
20 Hz - 20 KHz at nom. output power
SMPTE intermodulation distortion       < 0.1%
60 Hz - 7 KHz 4:1
Pulse intermodulation distortion       < 0.1%
30 KHz bandwidth at nom. output power
Slew rate        > 50V / µs
Input low pass filter defeated
Damping factor        > 200 : 1
1 KHz referred to 8 ohms 
Max voltage gain        32 dB
Noise interference    < -106 dBV < -108 dBV < -110 dBV < - 112 dBV
22 Hz - 22 KHz rms unweighted, reffered to nom. output power
Crosstalk         > -70 dB
1 KHz / 8 ohms
Input CMRR 100 Hz       > -80 dB
Output DC voltage       < ±5 mV
Input impedance      10 Kohms unbalaced / 20 Kohms balanced
Input connectors    1/4" phone jack / XLR compound receptacle, parallel XLR male per input
Output connectors    1 x 4-pole Speakon per channel / 1 x 4-pole Speakon for bridge output
Cooling      Forced cooling with 2 vari-speed fans / rear to front airflow
Mains supply       115 / 230 V AC (-20% / +5%) 50/60Hz
Dimensions      Width: 482 mm, Height: 88.5 mm, Depth: 450 mm
Net weight     17.5 Kg 18.3 Kg 20.5 Kg 21.7 Kg
Shipping weight      20 Kg 20.8 Kg  23 Kg 24.2 Kg
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PTH SeriesUser Manual