Lexicon PCM 80 Stereo Amplifier User Manual


 
7-1
Specifications
7
PCM 80
Specifications
Audio Input Connectors: Combined 3 pole XLR and 1/4 inch T/R/S phone jacks (2)
Impedance: 0 dB/BAL switch position: 100k, balanced
-20 dB/UNBAL switch position: 50k, unbalanced
A/D Dynamic
Range: 100 dB 1 kHz, signal present, unweighted
Levels: 0 dB/BAL switch position: -2 dBu min for full scale, +20 dBu max
-20 dB/UNBAL switch position: -22 dBu min for full scale, 0 dBu max
CMRR: 0 dB/BAL switch position: 40 dB minimum, 10 Hz to 20 kHz
Audio Output Connectors: 1/4 inch T/R/S phone jacks (2); balanced XLRs, pin 2 "high" (2)
Impedance: 125, each side, balanced
D/A Dynamic
Range: 95 dB 1 kHz, signal present, unweighted
Levels: +18 dBm max, full scale (+4 dBu setting) balanced, unbalanced
+4 dBm max, full scale (-10 dBu setting)
Protection: Relays provided for output muting during power on/off
A/D Performance Frequency
Response: 10 Hz to 20 kHz, ±0.5 dB
Crosstalk: -65 dB max, 10 Hz to 20 kHz
S/N Ratio: 100 dB min, 20 kHz bandwidth
THD: 0.004% max, 10 Hz to 20 kHz
Dynamic
Range: >100 dB, 20 kHz bandwidth
Delay: 24 samples (0.54 msec for 44.1 kHz, 0.50 msec for 48 kHz)
D/A Performance Frequency
Response: 10 Hz to 20 kHz, ±0.5 dB
Crosstalk: -80 dB max, 10 Hz to 20 kHz
S/N Ratio: 100 dB min, 20 kHz bandwidth
THD: 0.006% max, 10 Hz to 20 kHz
Dynamic
Range: >95 dB, 20 kHz bandwidth
Delay: 50 samples (1.13 msec for 44.1 kHz, 1.04 msec for 48 kHz)
A/A Performance Frequency
Response: 10 Hz to 20 kHz, ±0.5 dB
Crosstalk: -55 dB max, 10 Hz to 20 kHz
S/N Ratio: 90 dB min, 20 kHz bandwidth
THD: 0.008% max, 10 Hz to 20 kHz
Dynamic
Range: >94 dB, 20 kHz bandwidth, >92 dB per AES-17 section 7.3