YAMAHA POWER AMPLIFIER PX3
ราคา : 26,000 บาท *ราคารวมภาษีแล้ว
YAMAHA PX3 Power Amplifier
- 2x 300W at 8Ω
- 2x 500W at 4Ω
- Newly developed Class-D amplifier engine with a custom LSI
- Flexible onboard PEQ, crossover, -filters, delay, and limiter functions
- Yamaha Speaker presets
- Utlities for safe and secure operation
specification
Sampling frequency rate : 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 : 100dB (A-weighted, 8Ω, Gain setting = +14dBu)
Crosstalk : Less than -60dB (Half Power, 8Ω, 1kHz, Vol max input 150Ω shunt)
Voltage Gain/Sensitivity : 32.0dB/+4.1dBu (Gain setting: 32dB), 26.0dB/+10.1dBu (Gain setting: 26dB), 32.1dB/+4dBu (Gain setting: +4dBu), 22.1dB/+14dBu (Gain setting: +14dBu)
Maximum input voltage : +24dBu
Input impedance : 20kΩ (Balance), 10kΩ (Unbalance)
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)
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 : 160W (1/8 MAX power, 4Ω, Pink noise at all channels), 55W (4Ω, Idling)
Dimensions : W 480mm (18-7/8") H 88mm (3-7/16"): 2U D 388mm (15-2/8")
Net weight : 6.9 kg (15.21 lbs)
Accessories : USB cover, Owner's Manual, Specification sheet, AC cable (2.0m) x 1
Others : Operating Temperature: 0°C to +40°C, Storage temperature: -20°C to +60°C
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 : 100dB (A-weighted, 8Ω, Gain setting = +14dBu)
Crosstalk : Less than -60dB (Half Power, 8Ω, 1kHz, Vol max input 150Ω shunt)
Voltage Gain/Sensitivity : 32.0dB/+4.1dBu (Gain setting: 32dB), 26.0dB/+10.1dBu (Gain setting: 26dB), 32.1dB/+4dBu (Gain setting: +4dBu), 22.1dB/+14dBu (Gain setting: +14dBu)
Maximum input voltage : +24dBu
Input impedance : 20kΩ (Balance), 10kΩ (Unbalance)
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)
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 : 160W (1/8 MAX power, 4Ω, Pink noise at all channels), 55W (4Ω, Idling)
Dimensions : W 480mm (18-7/8") H 88mm (3-7/16"): 2U D 388mm (15-2/8")
Net weight : 6.9 kg (15.21 lbs)
Accessories : USB cover, Owner's Manual, Specification sheet, AC cable (2.0m) x 1
Others : Operating Temperature: 0°C to +40°C, Storage temperature: -20°C to +60°C