Yamaha PX5 Stereo Power Amplifier (500W at 8 Ohms)
Model: PX5
Yamaha Warranty


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Specifications
General Information
Output Power | 500 W per channel at 8 Ohms 800 W per channel at 4 Ohms 500 W per channel at 2 Ohms 800 W one channel at 8 Ohms / power boost mode 1400 W one channel at 4 Ohms / power boost mode |
Amplifier Type | Class D, balanced output circuit (BLT) |
THD + N | 0.1% at 1 kHz, 10 W 0.3% at 1 kHz, half power |
Frequency Response | 20 Hz to 20 kHz, ±1.0 dB (1 W at 8 Ohms) |
Crosstalk | ≤ -60 dB |
S/N Ratio | 100 dB |
Voltage Gain / Sensitivity | At 8 Ohms, Maximum Volume: 32.0 dB / +6.3 dBu (Gain Setting: 32 dB) 26.0 dB / +12.3 dBu (Gain Setting: 26 dB) 34.3 dB / +4 dBu (Gain Setting: 4 dB) 24.3 dB / +14 dBu (Gain Setting: 14 dB) At 8 Ohms, Maximum Volume, Power-Boost Mode: 34.0 dB / +6.3 dBu (Gain Setting: 32 dB) 28.0 dB / +12.3 dBu (Gain Setting: 26 dB) 36.3 dB / +4 dBu (Gain Setting: 4 dB) 26.3 dB / +14 dBu (Gain Setting: 14 dB) |
Cooling | 2 x 16-step variable-speed fan (front-to-rear flow) |
Maximum Input Voltage | +24 dBu |
Input Impedance | 20 kOhms (Balanced) 10 kOhms (Unbalanced) |
Sampling Frequency | 48 kHz |
Converters | A/D: 24-bit linear, 128 times over-sampling D/A: 24-bit linear, 128 times over-sampling |
Signal Processing | Input summingD-contour: FOH / MAINMonitorOFFDelay: 0 to 74 msHPF / LPF: cutoff frequency 20 Hz to 20 kHz with polarity controlSpeaker Processor: 6-band PEQ / limiter / delay |
Latency | 1.5 ms (analog input to speaker) |
User Presets | 8 user presets |
Factory Presets | Speaker presets for Yamaha passive speakers |
Connectors | Analog Input 2 x XLR-3-31 2 x 1/4 TRS Speakers 2 x Neutrik SpeakOn NL4 2 x pairs of binding posts 2 x 1/4" TS 1 x AC inlet with AC cord clamp 1 x USB 2.0 Type-A (female) |
Power Requirements | 120 VAC / 60 Hz |
Power Consumption | 230 W at 4 Ohms, 1/8 maximum power 55 W at 4 Ohms, Idle |
Operating Temperature | 32 to 104°F / 0 to +40°C |
Storage Temperature | -4 to 140°F / -20 to +60°C |
Dimensions (W × H × D) | 18.90 x 3.46 x 15.28" / 480 x 88 x 388 mm |
Weight | 15.21 lb / 6.9 kg |
User Reviews
very good music machine!
- 500W per Channel at 8 Ohms
- Efficient Class-D Amplifier
- Custom LSI Chip with PLL Technology
- Power Boost Mode
- Digital Routing of Inputs & Outputs
- XLR, 1/4", SpeakON & Binding Post
- PEQ, Crossover, Filters, Delay
- D-Contour Multi-Band Dynamic Processing