Intelligent Processing. Serious Power.
Since the 1976 release of the P2200, our first professional power amplifier, Yamaha has strived to achieve the highest possible levels of sound quality, power output, and reliability in sound reinforcement, studio, and installed applications. The new PX series power amplifiers continue this tradition of excellence, utilizing Yamaha’s renowned digital signal processing technology and unparalleled professional audio expertise to achieve a light, durable design, capable of delivering maximum output power to the speakers while simultaneously protecting them with optimized processing. Driven by a newly-developed Class-D amplifier the four new models that make up the PX series are suitable for a broad range of sound reinforcement and installation environments.The versatile PX series power amplifiers lineup combines intelligent processing with high output power to meet the requirements of a vast range of sound reinforcement environments. 300W x 2 at 8Ω / 500W x 2 at 4Ω.
- 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
In the Box:
Yamaha PX3 Stereo Power Amplifier (300W at 8 Ohms)
AC Power Cord
USB CapPower Amplifier
Number of Channels 2
Power Rating 8 Ohms:
300 W per Channel
600 W Bridged
4 Ohms:
500 W per Channel
1000 W Bridged
2 Ohms:
300 W per Channel
Amplifier Class Class-D
Performance
Frequency Response 20 Hz to 20 kHz ±1 dB (at 1 W, 8 Ohms)
Input Impedance
10 Kilohms (Unbalanced)
20 Kilohms (Balanced)
Max Gain 35.1 dB (at 8 Ohms)
Max Input Level +24 dBu
SNR 100 dB
THD+N 0.1% (1 kHz, at 10 W)
0.3% (1 kHz, at 1/2 Power)
Crosstalk -60 dB
Signal Processing
Sample Rate 48 kHz
AD/DA Conversion A/D: 24-Bit, 128 x Over-Sampling
D/A: 24-Bit, 128 x Over-Sampling
Latency 1.5 ms
Audio Delay Adjustable Up to 74 ms
EQ 6-Band Parametric EQ
Filters High-Pass:
20 Hz to 20 kHz
Low-Pass:
20 Hz to 20 kHz
Limiting Yes
Connectivity
I/O
2 x XLR 3-Pin Input
2 x 1/4" TRS Input
2 x speakON NL4 Output
2 x Binding Post Pair Output
2 x 1/4" TS Output
USB 1 x USB Type-A (USB 2.0)
Power
AC Input Power 120 VAC, 60 Hz
Power Consumption 4 Ohms:
160 W (1/8 Power)
55 W (Idle)
Physical
Cooling 2 x Fan (Variable Speed)
Operating Temperature 32 to 104°F / 0 to 40°C
Storage Temperature -4 to 140°F / 0 to 40°C
Dimensions 18.9 x 3.5 x 15.2" / 480.0 x 88.0 x 387.4 mm
Weight 15.2 lb / 6.9 kg
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