Pioneer GM-X552 Service Manual - Page 24

GM-X552 - GM-X552/X1R/ES Power source 14.4 V DC (10.8 - 15.1 V allowable) Grounding system ...Negative type Current consumption 13.2 A (at continuous power, 4 Ω) Idle current ...5 - 30 mA Average current drawn 4.4 A (4 Ω for two channels) ...7.4 A (4 Ω for one channel) Fuse ...25 A Dimensions ...279 (W) x 58 (H) x 237 (D) mm Weight ...3.6 kg (Leads for wiring not included) Maximum power output ...100 W x 2 / 300 W x 1 Continuous power output 50 W x 2 (at 14.4 V, 4 Ω, 20 - 20,000 Hz, 0.08% THD) 150 W x 1 (at 14.4 V, 4 Ω, 20 - 20,000 Hz, 0.8% THD 75 W x 2 (at 14.4 V, 2 Ω, 20 - 20,000 Hz, 0.8% THD) Load impedance ...4 Ω (2 - 8 Ω allowable) ...(Bridge connection: 4 - 8 Ω allowable) Frequency response 10 - 50,000 Hz (+0 dB, -1 dB) Signal-to-noise ratio ...100 dB (IEC-A network) Distortion ...0.008% (10 W, 1 kHz) Separation ...60 dB (1 kHz) Low pass filter ...Cut off frequency: 80 Hz ...Cut off slope: -12 dB/oct Maximum input level/impedance RCA: 6.5 V/22 kΩ (0.4 - 6.5 V) ...Speaker: 26 V/40 kΩ (1.6 - 26 V) Note: • Specifications and the design are subject to possible modification without notice due to improvements. *Average current drawn • The average current drawn is nearly the maximum current drawn by this unit when an audio signal is input. Use this value when working out total current drawn by multiple power amplifiers.