3
PX10/PX8/PX5/PX3
SPECIFICATIONS
（総合仕様）
PX10
PX8
PX5
PX3
Output Power
（出力）
120 V 60 Hz, 220 V-240 V 50 Hz/60 Hz
1 kHz, non-clip, 20 msec burst,
both channels driven
8Ω
1000 W × 2
800 W × 2
500 W × 2
300 W × 2
4Ω
1200 W × 2
1050 W × 2
800 W × 2
500 W × 2
2Ω
700 W × 2
600 W × 2
500 W × 2
300 W × 2
1 kHz, non-clip, 20 msec burst
8Ω/Power Boost Mode
—
—
800 W × 1
600 W × 1
4Ω/Power Boost Mode
—
—
1400 W × 1
1000 W × 1
Output Power
（出力）
100 V 50 Hz/60 Hz
1 kHz, non-clip, 20 msec burst,
both channels driven
8Ω
1000 W × 2
800 W × 2
500 W × 2
300 W × 2
4Ω
1200 W × 2
1050 W × 2
800 W × 2
500 W × 2
2Ω
700 W × 2
600 W × 2
500 W × 2
300 W × 2
1 kHz, non-clip, 20 msec burst
8Ω/Power Boost Mode
—
—
800 W × 1
600 W × 1
4Ω/Power Boost Mode
—
—
1200 W × 1
1000 W × 1
Amplifier Type (Output Circuitry)
（増幅方式（出力回路））
Class D, balanced output circuit (BTL)
（Class D、バランス出力回路（BTL））
THD+N
（全高調波歪率）
1 kHz, 10 W
0.1%
1 kHz, half power
0.3%
Frequency Response
（周波数特性）
1 W, 8Ω, 20 Hz to 20 kHz
±1.0 dB
Crosstalk
（クロストーク）
Half power, 8Ω, 1 kHz, vol. max., input 150Ω shunt
≦
-60 dB
S/N Ratio
（S/N 比）
A-weighted, 8Ω, gain setting = +14 dBu
101 dB
101 dB
100 dB
100 dB
Voltage Gain/Sensitivity
（電圧利得 / 感度）
Gain setting: 32 dB
32.0 dB/+9.3 dBu
32.0 dB/+8.3 dBu
32.0 dB/+6.3 dBu
32.0 dB/+4.1 dBu
8Ω, volume max.
Gain setting: 26 dB
26.0 dB/+15.3 dBu
26.0 dB/+14.3 dBu
26.0 dB/+12.3 dBu
26.0 dB/+10.1 dBu
Gain setting: +4 dBu
37.3 dB/+4 dBu
36.3 dB/+4 dBu
34.3 dB/+4 dBu
32.1 dB/+4 dBu
Gain setting: +14 dBu
27.3 dB/+14 dBu
26.3 dB/+14 dBu
24.3 dB/+14 dBu
22.1 dB/+14 dBu
Gain setting: 32 dB
—
—
34.0 dB/+6.3 dBu
35.0 dB/+4.1 dBu
8Ω, volume max.,
Power Boost mode
Gain setting: 26 dB
—
—
28.0 dB/+12.3 dBu
29.0 dB/+10.1 dBu
Gain setting: +4 dBu
—
—
36.3 dB/+4 dBu
35.1 dB/+4 dBu
Gain setting: +14 dBu
—
—
26.3 dB/+14 dBu
25.1 dB/+14 dBu
Load Protection
（負荷保護）
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
（アンプ保護）
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
（電源保護）
Thermal
Output limiter (Restored automatically)
→
Power supply shutdown
Over voltage
Power supply shutdown
Over current
Power supply shutdown
Cooling
（冷却）
16 step variable speed fan × 2, front to rear airflow
Maximum Input Voltage
（最大入力電圧）
+24 dBu
Input Impedance
（入力インピーダンス）
20 kΩ (Balance), 10 kΩ (Unbalance)
Sampling Frequency
（サンプリング周波数）
48 kHz
A/D, D/A Converters
（AD、DA コンバーター）
AD: 24-bit linear, 128 times over sampling
DA: 24-bit linear, 128 times over sampling
Signal Processing
（信号処理）
Input summing
D-CONTOUR: FOH/MAIN, MONITOR, OFF
Delay: 0–74msec
HPF/LPF: cutoff frequency 20 Hz–20 kHz with polarity control
Speaker processor: 6 band PEQ + L Delay
Latency
（遅延）
Analog input to speakers
1.5 msec
User Amplifier Preset
（ユーザーアンププリセット）
8 user amplifier presets
Factory Speaker Preset
（出荷時スピーカープリセット）
Speaker presets for Yamaha passive speakers
Connectors
（端子）
Analog input
XLR-3-31 × 2, 1/4" PHONE(TRS) × 2
Speakers
Neutrik speakON NL4 × 2, binding post × 2 pairs, 1/4" PHONE(TS) × 2
AC IN
AC inlet × 1 with AC cord clamp
USB
USB 2.0 Standard-A connector (female) for save/load, speaker preset update, firmware update with USB flash drive
Controls
（操作子）
Front Panel
POWER switch, 31 step volume knob × 2, rotary encoder and switches for GUI control
Operation lock feature (Full lock or Lock except volume and mute)
Display
128 × 64 pixel, mono color with brightness adjustment
Auto display off feature
Indicators
（インジケーター）
POWER × 1 (green), ALERT × 1 (red), USB × 1 (green), PROTECT × 2 (red), CLIP/LIMIT × 2 (red),
SIGNAL × 2 (green)
,
Auto LED off feature
AC Power Requirement
（電源条件）
Depending on area of purchase; 100 V 50 Hz/60 Hz, 120 V 60 Hz, 220 V-240 V 50 Hz/60 Hz
*1
Power Consumption
（消費電力）
1/8 MAX power, 4Ω, Pink noise at all channels
310 W
280 W
230 W
160 W
Idle, 4Ω
60 W
60 W
55 W
55 W
Operating Temperature
（使用温度）
0°C to +40°C
Storage Temperature
（保存温度）
-20°C to +60°C
Dimensions (W × H × D)
（外形寸法）
480 × 88 × 388 mm (18.90 × 3.46 × 15.28 inch)
Net Weight
（質量）
7.4 kg (16.31 lbs)
7.2 kg (15.87 lbs)
6.9 kg (15.21 lbs)
6.9 kg (15.21 lbs)
Included accessories
（付属品）
• AC power cord • Owner’s Manual • Technical Specifications (English) • AC plug clamp • USB cap
（• 電源コード • 3芯−2芯変換プラグ • 取扱説明書 • Technical Specifi cations(スペックシート、英文)
• 電源コード誤脱防止クランプ • USBキャップ）
*1 Device operation has been confirmed within ±10% of the rated power supply voltage.
（定格電源電圧の± 10% の電圧で動作することを確認しています。）
