100V models
|
PX8
|
Output power; 1kHz Non-clip 20msec Burst Both channels driven
|
8Ω
|
800W x 2
|
4Ω
|
1050W x 2
|
2Ω
|
600W x 2
|
8Ω/Power Boost Mode
|
–
|
4Ω/Power Boost Mode
|
–
|
120V models
|
PX8
|
Output power; 1kHz Non-clip 20msec Burst Both channels driven
|
8Ω
|
800W x 2
|
4Ω
|
1050W x 2
|
2Ω
|
600W x 2
|
8Ω/Power Boost Mode
|
–
|
4Ω/Power Boost Mode
|
–
|
220V-240V models
|
PX8
|
Output power; 1kHz Non-clip 20msec Burst Both channels driven
|
8Ω
|
800W x 2
|
4Ω
|
1050W x 2
|
2Ω
|
600W x 2
|
8Ω/Power Boost Mode
|
–
|
4Ω/Power Boost Mode
|
–
|
General specifications
|
PX8
|
Sampling frequency rate
|
Internal
|
48kHz
|
A/D D/A Converters
|
AD/DA: 24-bit linear, 128 times over sampling
|
Total harmonic distortion
|
0.1% (1kHz, 10W), 0.3% (1kHz, Half power)
|
Frequency response
|
±1.0dB (1W, 8Ω, 20Hz to 20kHz)
|
S/N ratio
|
101dB (A-weighted, 8Ω, Gain setting = +14dBu)
|
Crosstalk
|
Less than -60dB (Half Power, 8Ω, 1kHz, Vol max input 150Ω shunt)
|
Voltage Gain/Sensitivity
|
8Ω Volume max
|
32.0dB/+8.3dBu (Gain setting: 32dB), 26.0dB/+14.3dBu (Gain setting: 26dB), 36.3dB/+4dBu (Gain setting: +4dBu), 26.3dB/+14dBu (Gain setting: +14dBu)
|
8Ω Volume max /Power Boost mode
|
–
|
Maximum input voltage
|
+24dBu
|
Input impedance
|
20kΩ (Balance), 10kΩ (Unbalance)
|
I/O Connectors
|
Speaker output ports
|
Neutrik speakON NL4 x2, Binding post x2 pairs, 1/4″ PHONE(TS) x2
|
Line Input
|
XLR-3-31 x2, 1/4 “PHONE(TRS) x2
|
Others
|
USB 2.0 Standard-A Connector (Female) for Save/Load, Speaker preset update, Firmware update with USB memory; AC inlet x1 with AC cord clamp
|
Indicators
|
POWER x1 (Green), ALERT x1 (Red), USB x1 (Green), PROTECT x2 (Red), CLIP/LIMIT x2 (Red), SIGNAL x2 (Green); Auto LED off feature
|
Processors
|
Input summing; D-CONTOUR(FOH/MAIN, MONITOR, OFF); Delay(0 – 74msec); HPF/LPF(cutoff frequency 20Hz~20kHz with polarity control); Speaker Processor(6 band PEQ + Limiter + Delay)
|
Latency
|
1.5 msec (Analog Input to Speakers)
|
Presets
|
8 user amplifier presets (Factory preset: Speaker presets for Yamaha passive speakers)
|
Protection circuit
|
Load protection
|
POWER switch on/off: Output mute; Output voltage protection: Over voltage limiter, user configurable by wattage and speaker preset; DC-fault: Power Supply shutdown (NOT restored automatically)
|
Amplifier protection
|
Thermal: Output limiter (Restored automatically) → Output mute (Restored automatically); Over current: Output mute (Restored automatically); Over voltage: Output limiter (Restored automatically); Integrated Power Limit: Output limiter (Restored automatically)
|
Power supply protection
|
Thermal: Output limiter (Restored automatically) → Power supply shutdown; Over voltage: Power supply shutdown; Over current: Power supply shutdown
|
Amplifier class
|
Class D, Balanced output circuit (BTL)
|
Cooling
|
16 step variable speed fan x 2, front to rear airflow
|
Power requirements
|
Depending on area of purchase; 100V 50Hz/60Hz, 120V 60Hz, 220V-240V 50Hz/60Hz *Verified as operating at rated power voltage +/- 10% voltage.
|
Power consumption
|
280W (1/8 MAX power, 4Ω, Pink noise at all channels), 60W (4Ω, Idling)
|
Dimensions
|
W
|
480mm (18-7/8″)
|
H
|
88mm (3-7/16″): 2U
|
D
|
388mm (15-2/8″)
|
Net weight
|
7.2 kg (15.87 lbs)
|
Accessories
|
USB cover, Owner’s Manual, Specification sheet, AC cable (2.0m) x 1
|
Others
|
USB 2.0 Standard-A Connector (Female) for Save/Load, Speaker preset update, Firmware update with USB memory; AC inlet x1 with AC cord clamp
|
