Technical Specification - Safe Sound Audio P1 User Manual

P1 Audio Processor

Technical Specification

Model P1 Audio Processor
Size : 223mm wide by 44mm high (1U) by 225mm deep (excluding cable connectors)
Weight : 1.8kg (4lbs)
Power requirements : AC power to the voltage indicated on the rear panel 10%,
50/60 Hz.
Mains fuse : 3A
Rear Panel Fuse : 20mm fuse, 250mA 250V
Power Consumption : 15W
Main processor audio path
Frequency response : -0.5dB points at 15Hz and 55kHz
Distortion : < 0.01% at 1kHz (typically 0.008%) main signal path working at 0dBu,
limiter always in circuit.
Maximum input levels;
Microphone : +11dBu
Line input : +21dBu
Instrument : +11dBu
Input impedances;
Microphone : 2k4
Line input : > 10k
Instrument : 1M
Pre-limiter headroom: +14dB above the limiter threshold.
Equivalent input noise figures;
Microphone : 128dB (max gain with 150 ohms source)
Line input : 100dB (unity gain)
Instrument: 105dB (max gain)
Output Noise : -93dBu RMS unweighted, measured 22Hz to 22kHz
-95dBu RMS A-weighted, measured 22Hz to 22kHz
Maximum Output Level (post limiter) : > +21dBu
Output impedance : 50
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User Manual Page 33