STR Power Amplifier

POWER AMPLIFIER

• Impedance

THD (Total Harmonic Distortion) at 400 W

• 1 kHz: 0.0007%
• 20 kHz: 0.004%

IMD (Intermodulation Distortion) at 300 W

• ITU-R (19 kHz + 20 kHz): 0.0006%
• SMPTE (60 Hz + 7 kHz): 0.0016%

SNR (Signal-to-Noise Ratio) at 400 W (IEC-A)

• 121 dB

Frequency Response (20 Hz - 20 kHz)

• ± 0.1 dB

Power Bandwidth

• -3 dB at 400 W into 8 ohms: 91 kHz

Slew Rate

• 30 V/μs

Damping Factor (20 Hz - 1 kHz)

• 360

Channel Separation

• 101 dB (100 Hz)
• 98 dB (10 kHz)

Input Impedance

• 10 kΩ (RCA)
• 15 kΩ (XLR)

Input Sensitivity (for 400W into 8Ω)

• 2.1 Vrms

Voltage Gain

• 29 dB

POWER REQUIREMENT

• 120 V version: Operates from a single-phase AC power source supplying between 108 V and 132 V at 60 Hz.
• 220-240 V version: Operates from a single-phase AC power source supplying between 198 V and 264 V at 50 Hz.

POWER CONSUMPTION

• Standby: 310 mW
• Idle: 65 W
• Typical Playback Levels: 150 W - 300 W
• High Playback Levels: 600 W - 1100 W

DIMENSIONS

• Height: 6-3/4” (17.2 cm)
• Width: 17” (43.2 cm)
• Depth (not including power cord): 18-1/2” (47 cm)

WEIGHT

• Unpacked: 60 lb (27.3 kg)