ANTHEM STR

Specifications

• Amplifier Type: Two-channel power amplifier

• Power Output:

  • 8 Ω: 400 W per channel

  • 4 Ω: 600 W per channel

  • 2 Ω: 800 W peak (short duration)

• Total Harmonic Distortion (THD): 0.0007% @ 1 kHz, 0.004% @ 20 kHz

• Intermodulation Distortion (IMD): 0.0006% (ITU‑R), 0.0016% (SMPTE)

• Signal-to-Noise Ratio (SNR): 121 dB (IEC-A)

• Frequency Response: ±0.1 dB (20 Hz – 20 kHz)

• Power Bandwidth: –3 dB at ~91 kHz

• Slew Rate: 30 V/µs

• Damping Factor: ~360 (20 Hz – 1 kHz)

• Channel Separation: 101 dB @ 100 Hz, 98 dB @ 10 kHz

• Input Impedance: RCA: 10 kΩ, XLR: 15 kΩ

• Input Sensitivity: 2.1 Vrms for full output

• Voltage Gain: 29 dB

• Power Supply / Requirement: 120 V: 108–132 V / 60 Hz, 220–240 V: 198–264 V / 50 Hz

• Power Consumption:

  • Standby: 310 mW

  • Idle: 65 W

  • Typical playback: 150–300 W

  • High playback: 600–1,100 W

• Physical Dimensions:

  • Height: 17.2 cm

  • Width: 43.2 cm

  • Depth: 47 cm (excluding power cord)

• Weight: 27.3 kg

• Design Features:

  • Dual-mono design

  • Massive toroidal transformers

  • Soft turn-on sequence

  • No rail fuses

  • Advanced Load Monitoring™ technology

  • Front panel display for power meter and status

• Finish Options: Black / Silver

• Usage: High-end home audio, studio, or professional stereo systems