PS Audio Stellar Strata, Owner'S Reference Manual

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Stellar Strata Amplifier
Specifications
®
27
Performance
Unless otherwise noted, all measurements are specified under the following conditions:
• Mains voltage 120VAC
• Balanced analog input
• Both channels operating
• Volume set to 76 (unity gain)
• 2.8VRMS output, 4Ω load.
Analog Inputs
Input Separation >85dB
Input Impedance Unbalanced 47KΩ
Balanced 100KΩ
Maximum Input Level >16 VRMS
Analog Output
Output Impedance Line Out 100Ω
Gain Volume = 100 6dB +/-0.5dB
Main (Speaker) Output
Gain (relative to line output) 30.5dB
Output Power 8Ω, 1KHz, 1% 120W typical, 100W minimum
Output Power 4Ω, 1KHz, 1% 150W typical
Output Power 4Ω (one channel) 200W minimum
Frequency Response +/-1dB 20Hz – 20KHz
-3dB 7Hz – 40KHz
THD+N 1KHz, 10W/4Ω 0.02%
IMD 18/19KHz -65dB
Speaker Impedance 4Ω minimum
Output Impedance 50Hz 150 mΩ typical
Damping Factor 50Hz, 4Ω 29
Sensitivity @76 1.6VRMS
@100 400m VRMS
Channel Separation 1KHz >90dB