The new Yamaha P2500S Power Amplifier delivers a robust amount of professional-quality power in a wide range of configurations designed to suit most any need. In a 4-ohm bridged application, the P2500S delivers 1300 watts.

Those on a budget will find the P2500S delivers high power output at affordable prices. Further savings are realized with extremely efficient operation utilizing Yamaha's exclusive EEEngine technology which keeps operational costs down by significantly reducing AC power consumption and heat generation.

MPN: P2500S
UPC: 086792658919

Output Power
- 1kHz, THD+N=1% 8 Ohms Stereo: 275W + 275W
- 1kHz, THD+N=1% 4 Ohms Stereo: 390W + 390W
- 1kHz, THD+N=1% 8 Ohms Bridge: 780W
- 20Hz-20kHz, THD+N=1% 8 Ohms Stereo: 250W + 250W
- 20Hz-20kHz, THD+N=1% 4 Ohms Stereo: 310W + 310W
- 20Hz-20kHz, THD+N=1% 8 Ohms Bridge: 620W
- 1kHz, 20mS nonclip 2 Ohms Stereo: 650W + 650W
- 1kHz, 20mS nonclip 4 Ohms Bridge: 1300W
- Power Bandwidth (half power): 10Hz-40kHz (THD+N=0.5%)
- THD+N (20Hz - 20kHz, half power): Maximum 0.1%
- Intermodulation Distortion (60Hz: 7kHz, 4:1, half power: Maximum 0.1%
- Frequency Response: 0dB, +0.5dB, - 1dB f=20Hz-50kHz
- Channel Separation: Minimum 70dB 1kHz
- Residual noise (Att. min.): Maximum 70dB
- S/N Ratio: 100 dB
- Damping Factor: 200 max.
- Sensitivity @8 Ohms +3dB
- Voltage Gain (Att. max): 32.1dB
- Input Impedance: 30kOhms balanced; 15kOhms unbalanced

Controls

Front Panel:
- POWER switch (push on/push off) attenuator (31position) x 2

Rear Panel:
- MODE switch (STEREO/BRIDGE/PARALLEL)
- FILTER switch (SUB WOOFER/LOW CUT/OFF) x 2
- FREQ. CONTROL (25Hz-150Hz) x 2
- YAMAHA SPEAKER PROCESSING switch (ON/OFF)

Connectors
- Input: XLR-3-31 type/ch, 1/4 in.
- Output: SPEAKON, 5-way biding post, 1/4 in. phone/ch

Indicators
- POWER: x 1 (Green)
- PROTECTION: x 1 (Red)
- TEMP: x 1 (Red) heatsink temp 85C
- YS PROCESSING: x 1 (Yellow)
- SIGNAL: x 2 (Green)
- CLIP: x 2 (Red)

Load Protection
- POWER switch on/off mute
- DC-fault power output cut

Amplifier Protection
- Thermal (heatsink temp 90C
- VI limiter
- Limiter Circuit: Comp. THD 0.5%
- Cooling: Dual variable-speed fan / Single variable-speed fan
- Power Requirements: USA/120V 60Hz
- Idle Power Consumption: 25W
- 1/8 Power Consumption: 320W
- Maximum Power Consumption (4 Ohms): 1600W

- Dimensions (W x H x D): 18-7/8 in. x 3-7/16 in. x 17-15/16 in.
- Weight: 26.5 lbs