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YAMAHA A150

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Technic details

Specifications

Type:
Power Amplifier
Output power (20Hz to 20kHz, THD + N ≤ 0.1%):
150W + 150W (8Ω / Stereo)
210W + 210W (4Ω / Stereo)
420W (8Ω / Bridge)
Dynamic power (1kHz, 20ms):
170W + 170W (8Ω / Stereo)
240W + 240W (4Ω / Stereo)
280W + 280W (2Ω / Stereo)
Frequency characteristics:
10Hz to 50kHz, +0.5 -1.5dB
Output bandwidth:
10Hz to 40kHz (Half Power, THD + N ≤ 0.1%, 8Ω / Stereo)
Total harmonic distortion (20Hz to 20kHz, Half Power):
≤ 0.05% (8Ω / Stereo)
≤ 0.07% (4Ω / Stereo)
≤ 0.07% (8Ω / Bridge)
Cross modulation distortion (60Hz: 7kHz, 4: 1, Half Power):
≤ 0.05% (8Ω / Stereo)
≤ 0.07% (4Ω / Stereo)
≤ 0.07% (8Ω / Bridge)
Channel separation:
≥ 80dB (1kHz, Half Power, 8Ω)
≥ 80dB (ATT. Max., input 600Ω shunt)
Residual noise volume:
-72dB (ATT min., DIN)
S / N ratio input 600Ω shunt:
≥ 100dB (DIN)
≥ 100dB (Input 600Ω shunt)
Damping factor:
≥ 70 (1kHz, 8Ω)
Slew rate (8Ω full swing):
± 40V / μs (Stereo)
± 40V / μs (Mono)
Sensitivity (ATT max.):
+4 dBm (Rated Power into 8Ω, 1kHz)
Voltage gain (ATT max.):
29dB (8Ω, 1kHz)
Input impedance:
15kΩ (Balanced type)
15kΩ (Unbalanced type)
Indicators:
Power (Stand-by, Red)
Protection (Mute, Red)
Clip x 2 (Red)
Signal x 2 (Green)
Protection:
Power SW on / off, muting
DC detection (DC ± 2V, At output terminal)
Heat sink temperature ≧ 100℃
PC limiter (R / L <2Ω)
[Control]
Front:
Power switch; Push On / Push Off
Attenuator; 41-position dB calibrated
Rear: Mode SW;
Stereo / Bridge ＝ BTL
[Connectors]
Input:
XLR-3-31 type x 2
1/4" phone jack (Balanced) x 2
Barrier strip x 2
Output:
5-way binding post x 2
Power supply:
AC 100V, 50 / 60Hz
Power consumption:
350W
Maximum external dimensions (W x H x D):
480 x 143.1 x 438.1mm
Panel (H x D):
132 x 395mm
Weight:
18kg

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