Crunch GPX1000.4 Groundpounder series four-channel class A/B amplifier, MAX power 1000W.

TECHNICAL DATA GPX1000.4

RMS output power

• 4 x 70W @ 4 Ohm
• 4 x 125W @ 2Ohm
• 2 x 250 W @ 4 Ohm bridged

Max Output Power

• 4 x 140W @ 4Ohm
• 4 x 250W @ 2Ohm
• 2 x 500 W @ 4 Ohm bridged

Speaker Impedance (Stereo): 2 – 8 Ohm
Frequency response: 5 – 50 000 Hz (-3 dB)
Total harmonic ratio: < 0.05 % (1 kHz)
Signal to noise ratio: > 100 dB
Input sensitivity: 150mV – 7V
Input impedance: 20 kOhm
Low Pass Filter: 50 – 250 Hz @ 12 dB/Octave
High Pass Filter: 50 – 250 Hz @ 12 dB/Octave
Bass Boost: Switch 0 / 6 / 12 dB @ 45 Hz
Treble Boost: Switch 0 / 6 / 12 dB @ 20 kHz
Power supply: +12 V (9 – 15 V), negative ground
Fuse: 2 x 20A
Dimensions (W x H x D): 254 x 46 x 326 mm